Questions tagged [color-management]

Questions related to colour management of the machines display, etc.

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24 views

Taming Wide Color Gamut monitor on Ubuntu 20.04

I have a WCG monitor that makes colors look oversaturated by default. On Windows, it is possible to restrict it to sRGB mode using a specific setting in AMD driver (see https://pcmonitors.info/...
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22 views

AMD Digital Saturation

How to make digital saturation on Kubuntu? This is the picture: Ryzen 3 3200G, Vega 8, B450m S2H, Kubuntu 20.04 LTS.
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26 views

Faded display color in asus vivobook X412DA in ubuntu

I have ubuntu 20.04 installed yesterday. My laptop has a processor of ryzen 5 3500u vega 8 graphics .But i noticed that display is a lot faded than in windows . Can any one help me to make it a bit ...
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12 views

Colour management of Epson R2400/Turboprint

I have an Epson R2400, which I run through Turboprint for better image quality, colour calibration, etc. All has gone well for several years, but everything seems to have gone wrong with Ubuntu 20.04 ...
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34 views

Colors on the screen is washed

I tried xgamma, xrandr everything, none works. This is how my screen looks now, the colors are dull. Now for vlc I can change color settings for the video, to get an output like this. Please note ...
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18 views

Screen lock disables color correction profile

I calibrated my monitor using a colorimeter and the color tab in Gnome settings. The color on the screen looks good until the screen turns off (automatically after some time). When the screen starts ...
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34 views

Is there an alternative to dispwin in 20.04.1 LTS?

I have read How to install colour profile screen device not listed I created an .icc profile using displaycal, but it had no effect, even after a full (re)boot of the system, 20.04.1 LTS . However, ...
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932 views

color scheme for Ubuntu terminal from WSL-2 install

I'm using WSL-2 under Windows 10 which has installed Ubuntu 20.04. The color scheme of the Ubuntu terminal has dark blue on a black background, which is unreadable. How do I change that?
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73 views

How I Load ICC Color Profile with NVIDIA graphic card?

I'm running Ubuntu 20.04, my pc mounts an intel and an NVIDIA GeForce 840M (NVIDIA Driver Version:450.66) graphic cards. I would like to load an ICC-Color-Profile while I'm using the NVIDIA graphic ...
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64 views

Desaturated colors in 20.04

I just upgraded from Ubuntu 18.04 LTS to 20.04 LTS, and after the upgrade, colors seem noticeably desaturated and the contrast seems off. The "Colors" tab doesn't appear to give many ...
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126 views

Can I adjust the White Balance/Color Temperature (hardware) settings of my monitor?

I know that one can do quite much programatically (shell commands) to the attached monitor hardware in Linux: turn it on/off (truly, hardware-wise) with xset dpms force off toggle the brightness (...
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123 views

Ubuntu 20.04 Color Profiles resets when Increasing/Decreasing Screen Brightness

I've been trying to change colour profile but every time I change the brightness of the screen the colour profile change back to default. I tried using tool provided in the Settings app and then tried ...
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5answers
12k views

How to turn on Night Light Blue Light filter in Ubuntu 20.04

The Night Light filter, also known as Blue Light filter or Color Temperature filter, is a bit hard to find in Ubuntu 20.04. The Night Light tab is now in shown in the title bar, next to the Displays ...
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2answers
758 views

Make Ubuntu's Night Light look like Manjaro KDE's Night Color

How can I make Ubuntu's Night Light look like Manjaro KDE's Night Color? I want this because Manjaro's Night Color has a lot more features that allows me to customize the settings the way I want. ...
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1answer
4k views

Changing ls highlight colors in Windows Terminal with WSL

I'm trying to change the highlight colors in my shell for WSL, but there's a lot going on here so I'm not sure where to look. I am using Windows Terminal and running WSL with Ubuntu. My default shell ...
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1answer
141 views

How to color manage sddm login screen?

I'm using Kubuntu with sddm login screen. Currently, the monitor icc profile loads after login. I've tried "Install System Wide" in the colord system setting, but that appears to only make the profile ...
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1answer
471 views

How do I get the values of the sRGB gamut and AdobeRGB Rating of my screen on Ubuntu?

I have started dabbling into Photo Editing and wanted to know the performance of my screen. I do not know however how to find the sRGB and AdobeRGB coverage of my laptop's screen. Is there a way to do ...
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0answers
54 views

JPEGs showing shifted colors in certain applications

I am running Kubuntu 19.10 with a Nvidia GeForce GTX 1050 Ti graphics card with the v435 drivers. After editing some photos in Darktable, I have found out that sometimes certain applications show ...
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967 views

How to get rid of washed out Colors and make them brighter in Ubuntu 18.04 LTS?

My current brightness is at 1.2 and the Gamma is set at 1.0. I have tried a lot of combinations, but the Colors are either too bright or too washed out. I have also set the RGB range to full, but to ...
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41 views

Scanner colour cast - ICC ignored

I have an Epson ET2750 all in one and whilst the scanner works fine with Ubuntu, it always scans with a blue colour cast. Scanner to the memory card in the printer works correctly so I know it's ...
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0answers
508 views

Washed out syntax highlighting colors in VSCode

I have just installed Ubuntu 19.10 (coming from Win10) and have installed my preferred code editor VSCode - but noticed immediately that the color schemes are off: they are pale/washed out and nearly ...
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1answer
92 views

Calibrate monitors having the same EDID

I need to calibrate two external monitors (they are not really monitors, they are 2 BlackMagic Teranex Mini HDMI to SDI 12G, but they are considered as monitors by Ubuntu) having the same EDID. Here'...
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1answer
632 views

Installed Ubuntu 18.04 the white color is too intense

I've tried googling this before posting this, but I installed Ubuntu on my new SSD and the white color is just way too bright and intense. When I go to Settings>Devices> there is no Color option and ...
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0answers
136 views

CompizConfig color filter not processing shader files

I can enable the color filter, toggle screen filtering with super-d, and then switch filters with ctrl-super-s, but only builtin filters work. I tried adding these filters (fragment shaders) https://...
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304 views

How Do I Change ALL the Colors of Ubuntu 18?

I tried to customize my Ubuntu 18 desktop colors by changing all of the purple and orange (hex and RGB) values in the gdm3.css to green, but I keep seeing purple when I sign out and sign back in and I ...
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0answers
218 views

Kubuntu Color Management: Can't change gamma, etc

I recently switched from the Ubuntu 16.04 and the Unity desktop to Kubuntu 18.04. I'm trying to calibrate the monitor on my laptop (Thinkpad W520) with an i1 Display Pro and Display Cal. When I try ...
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0answers
211 views

colormgr get-devices do not return all display

I have a problem about 'colormgr' I want to change color profile of all display but, I am not able to get a device from 'colormgr get-device' I use OS : Ubuntu 16.04 LTS GPU : Radeon pro ...
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1answer
539 views

Ubuntu 18.10 night light stuck on

I recently upgraded from Ubuntu 18.04 to 18.10. Everything works fine, except on start-up the night light feature causes the screen to start to fade immediately. I can then find no way of turning it ...
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0answers
270 views

Eye of Gnome - color washed out

I'm having problems with Eye of Gnome, the image viewer. I'm using Ubuntu 18.04. Unfortunately, the colors seems washed out, the images seem to lack contrast. This problem only happens with Eye of ...
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1answer
164 views

How to turn on Redshift, without Redshift trying to determine if it should be turned on?

I'm having trouble getting Redshift to dim my screen when i want it to. One problem is that it sometimes complains that it cannot fetch my location due to a geoclue2 error, so it doesn't turn on as a ...
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4answers
4k views

Weird browser colors in Ubuntu 18.04

I have been running 18.04 for about 3 months and I started to see weird colors in the browser. Note the green/yellow/blue edge on the react symbols here Can anyone point out a reason for why this is ...
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53 views

can't select a color profile to be applied to my laptop screen

My laptop has a Full HD display but the default hue, contrast, saturation etc. settings on it are so bad that I needed to adjust them in Windows 10 to be much more pleasant. So I used tools like ...
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1answer
145 views

JPGICC: What does the option described as “Precalculates transform” do?

The man page of jpgicc says -c NUM Precalculates transform (0=Off, 1=Normal, 2=Hi-res, 3=LoRes) [defaults to 1]. I was not able to find more information about that option. To me it seems 1 is a trade-...
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1answer
9k views

How to calibrate screen colour in Ubuntu 18.04 LTS?

The color on the screen of my Dell XPS 15 is rather blue-ish. The D55 (5500K) profile is too yellow and D60 is too cold. Ideally I'd like a profile configured at 5700k, or somewhere in that zone. ...
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0answers
69 views

Color Management 2 monitors on Ubuntu Studio 16.04 with Spyder5 express

I am using Ubuntustudio 16.04 with 2 Dell ultrasharp monitors (same model) with Spyder5 express. Xubuntu which it is base upon doesn't have colour management for one thing. Where I am really lost is ...
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1answer
2k views

Apply Icc color profile in xubuntu

How to apply icc color profile in xubuntu 18.04 ? I am trying to use xcalib but only thing i am getting is "Error - unsupported ramp size 0".
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1answer
562 views

Wrong black color on YouTube videos

I have some troubles with black color on YouTube videos. See the screenshots below: on left - screenshot from my android phone, and there are true black color on right - screenshot from my ubuntu ...
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2answers
2k views

spyder 3 color calibration with 17.10

With Ubuntu 17.10 (artful aardvark): when trying to calibrate my monitor with my datacolor spyder 3 calibration tool using the settings - devices - color manager, after I am told to hang the ...
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3answers
3k views

Uninstalling and then reinstalling nvidia-384, kills colord

I think I've encountered a bug with the nvidia drivers in Ubuntu 17.10. When I remove nvidia-384 using sudo apt remove nvidia*, colord seems to stop being able to detect my monitor. I reinstalled ...
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2answers
1k views

Ubuntu 17.10 doesn't recognize color profiles

After installing 17.10 I got a warning that my custom color profile could not be loaded. I tried installing the color profile again using DisplayCAL but that didn't seem to have an effect. My custom ...
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1answer
224 views

Suitable color space preset for reducing eye strain in Ubuntu 16.04

I'd like to change my color profile permanently to something that reduces blue light as much as possible to reduce eye strain, but I don't know what each of the preset color profiles in the Color ...
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1answer
2k views

Changing the terminal font colors while running linux(ubuntu) in Windows PowerShell?

I'm running ubuntu through the Windows PowerShell. The path is in a blue color which is very difficult to read. How can the colors of the fonts, backgrounds, foregrounds be changed?
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1k views

HDMI colour issue with Ubuntu - where to start?

I have two PCs using exactly the same hardware. They come with windows preinstalled by the supplier. I've removed windows and installed Ubuntu on one of the devices, and am experiencing two problems: ...
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0answers
169 views

Red/green inverted images - green tint

I'm running Ubuntu 16.04 LTS alongside Windows 10 and have recently discovered that in certain images red and green are inverted - red appears green and vice versa as shown here: This error doesn't ...
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0answers
483 views

display color issue on MSI dominator laptop display

hi all i have this weird coloring on my MSI dominator laptop as shown below : any idea of what causes this?? which is only seen in ubuntu not windows 10 Nvidia GTX1060 with 381.22 driver.
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1answer
679 views

Why can I not activate ICC color profiles?

The color profiles in the list (Settings>color) look the same and seem not to get activated. Even the default 'Swapped Red and Green' looks the same, as well as the test profile I created in Windows ...
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1answer
632 views

Saturation slider in linux?

I can't find a saturation slider like in windows, where you go to your Intel control panel, and there's like color settings and you can just change it, but in Linux, I can't seem to find anything like ...
52
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4answers
15k views

How do I adjust the hue (intensity) of GNOME Night Light?

I tried to use GNOME Nightlight in Ubuntu 17.04. The settings only allow me to turn it on and adjust the time. Is it possible to adjust the intensity or temperature of the hue? Currently, it's a bit ...
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2answers
5k views

Does Ubuntu has a MacOS like monitor color calibration app?

I do not have monitor color calibration hardware and I like to use monitor calibration app that is similar MacOS on Ubuntu, is there one?
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1answer
3k views

Permanently change system color temperature [duplicate]

I want to change my system screen color settings to red color temperature of 3000k. I am using ubuntu 16.04LTS, I have also tried with Flux and redshift, It doesn't help me. Flux - doesn't have ...