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

learn more… | top users | synonyms

-2
votes
2answers
97 views

How can I improve yellow tint on monitor? [closed]

I have Acer K222HQL monitor, AMD Radeon HD 8670M graphic card. Connection through HDMI. I tried different laptops, different OS (Linux distros, Windows), different ICC profiles (including ...
0
votes
0answers
11 views

Texts in app center has gone white!

I've just started to use linux and installed ubuntu 14.04 just a couple of days back. Suddenly I noticed that the texts on the app center has gone completely white, and I can't read clearly. As I know ...
1
vote
1answer
43 views

How do I apply color profiles in Xfce?

In GNOME, you can use GNOME Color Manager. But how can I do this in Xfce?
0
votes
0answers
102 views

ASUS Splendid Utility for color management in linux

after install of windows on most asus laptop the screen looks bluish, so its be recommended to install asus utility "ASUS SPLENDID UTILITY" for reality look of colors on the desktop and then have to ...
0
votes
0answers
25 views

Color profile changes after boot

I tried searching for this problem, but couldn't find a match. When I log in to Ubuntu (14.04 64 bit), I can see the computer apply the color profile I created using colorhug. But then, a couple ...
2
votes
1answer
140 views

“colormgr get-devices” returns empty list

I've a fresh install of 15.04 on my laptop. I was trying to set up a color profile for my monitors using a Spider 4. When I open the color settings I get the message: No devices supporting color ...
0
votes
0answers
37 views

Replace screen colors

Is it possible to replace colors on my screen? I want to search for colors close to white (#FFFFFF) and replace it with something darker like a light grey. My current setup is Ubuntu 14.04, XFCE, ...
1
vote
0answers
274 views

Color calibrate printer/ink/paper using the integrated scanner (without requiring a colorimeter/photometer device)

Ubuntu 15.04 has successfully recognized my All-In-One printer+scanner Canon PIXMA MG3550 as a Canon MG3500 series. Scanning and black-and-white printing are correct :-) But color printing does not ...
2
votes
1answer
99 views

Screen has broken color set after a while - Ubuntu 14.04

After a while of no activity the screen locks, but when I log in the screen looks like this: :D I am sure it is something with the software, not the hardware as I have never experienced similar ...
4
votes
1answer
766 views

Spyder5 Monitor Calibration Ubuntu 14.04

I tried to get the Spyder5Express running under Ubuntu 14.04. Installed is dispcalGUI and the Argyll_V1.7.0 software. Unfortunately the device is neither detected in the GUI nor in the Terminal. I ...
2
votes
1answer
477 views

How do I change color profile via terminal commands?

I frequently change color profiles from the color settings. I would like to set an alias for convenient switching between color profiles e.g. D50 to D55 and switch back. Does anyone know how to ...
2
votes
0answers
33 views

color problem Epson XP215

I just installed Epson XP 215. Printing plain black text works,only the CMYK colours are not lined up correctly: there is a vertical shift... Can someone help me on fixing that problem? Thanks in ...
1
vote
0answers
186 views

Display color calibration error “unknown calibration display type selection”

Fresh installation of Ubuntu 15.04. Running Settings-Color-Calibrate Have "Eye-one display 2" sensor connected and working. Getting the message during step be step calibration configuration: ...
3
votes
1answer
92 views

Some images appear discoloured in Firefox

Some images - especially in Facebook appears green-ish and purple-ish when I view using Firefox but when I open the same page using Chromium the image colour is normal.
1
vote
1answer
387 views

Ubuntu : Why little yellow tint on display?

Why little bit yellow tint on Ubuntu OS? When I see white colors on both the windows and Ubuntu. Ubuntu is little yellow display. Why Its little tuned by Yellow color? Sorry I don't know weather its ...
2
votes
0answers
114 views

What is a good Ubuntu application for adjusting the screen colour balance and contrast?

It seems that the screen of my Samsung Series 7 Chronos laptop has a weird white glare. (try seeing how the pdf file on the Overleaf website looks like!) I installed "redshift" but that is just ...
0
votes
1answer
314 views

Adjust color settings

I am looking for a nice and simple way to adjust screen colours. Redshift seems to do it so it is certainly possible. Is there a utility which gives some Red, Green, Blue scroll bars to adjust screen ...
0
votes
1answer
491 views

How can I set a certain temperature on Redshift?

I just switched to Ubuntu, and on Windows I was using f.lux. I was able to set the temperature to a certain time and leave it at that, it wouldn't change at all. Now I installed Redshift and I can't ...
9
votes
4answers
44k views

Changing colour of text and background of terminal?

I can change the colour through preference , but how can I change the background colour and text colour of terminal through the command line?
1
vote
0answers
36 views

Color settings keep popping up by themselves

Recently, my Ubuntu 14.04 installation is showing a very irritating behavior: every few minutes, the color settings window just pops up out of the blue. It says: "Each device needs an up to date ...
1
vote
0answers
338 views

Display Contrast Ubuntu 14.0.4 x32 on Elitebook2560p

I downloaded icc-profiles and icc-profiles-free from apt-get and this gave me a few more options inside Gnome-Color-Manager / but I still have no option to Calibrate (button is disabled) and all of ...
0
votes
1answer
229 views

Compiz plugins / filter - ordering

Using Ubuntu 14.04. In Compiz, I have enabled Negative and OBS plugins (color filters). What I want is, filter A should be applied after filter B (I want to be able to control the order). How can I ...
1
vote
1answer
388 views

14.04: gnome-color-manager - fails to connecto 'instrument'

When using: System Settings > Color > (select display) > Calibrate ... to attempt to do calibration on a display I consistently get: gnome-color-manager new_disprd() failed with ...
2
votes
0answers
54 views

Is there a way to make cmyk thumbnail, images, look good in ubuntu

Is there a way to make cmyk thumbnails, images, look good in Ubuntu. Some appliactions like Krita and scribus show correct color on screen. I know they support cmyk profiles. But I wanted to know ...
1
vote
2answers
800 views

How to get accurate colors and contrast in Ubuntu?

I just bought a couple of Dell U2414H monitors, but I don't think this has anything to do with the monitors. In windows the black levels are perfect, but in Ubuntu the black levels are way off. ...
2
votes
0answers
348 views

Cannot calibrate my monitor & laptop

I want to calibrate my laptop (Ubuntu 14.04) and monitor because they have slightly different colors, but the calibrate button is grayed out. Why is that? How can I fix it?
0
votes
0answers
71 views

Adjust color temperature using GUI [duplicate]

I'm using a laptop with Ubuntu 14.04, using a external monitor I can adjust the color temp of the external monitor using its physical buttons in the monitor. The question is, is there a way to adjust ...
1
vote
0answers
87 views

color adjusting in VLC

Does the VLC media player 2.0.8 have a control for separate adjusting R, G, B of its window? I have not found any; does a plugin exist for the purpose? Thanks!
2
votes
0answers
327 views

screen is displaying wrong colors after dual booting 14.04

I have a Dell inspiron 17r which has an Intel hd graphics 4400 GPU dual booted with Ubuntu and Windows 8. When I first tried Ubuntu without installing my screen was green instead of the usually ...
0
votes
1answer
1k views

How to reduce the saturation of of laptop monitor in Ubuntu 14.04?

I want to reduce the saturation of my laptop display as its very high and hurts my eyes. I own a Dell XPS 15z. Also, I would be very grateful if anybody can help me to show how all the color ...
0
votes
1answer
1k views

How can I calibrate colors?

In System Settings -> Colors there is color panel but "calibrate" button is grey and I am unable to calibrate it by myself.
2
votes
0answers
374 views

Edit color profile (.icc) to change gamma

As a lot of other users here on Ask Ubuntu, I need to use xrandr to correct the gamma settings on one of my external monitors. Settings applied this way aren't permanent and they can reset basically ...
0
votes
1answer
2k views

Can I run gcm-calibrate on Xubuntu without installing all of Gnome?

I've got the ColorHug and it's got this nice LiveCD that runs Gnome and runs through a user-friendly monitor calibration program. Can I do this from Xubuntu, without booting into the LiveCD?
2
votes
1answer
275 views

Calibrate Printer Color by Hand

How does one calibrate the color of a printer by hand or by eye. More specifically, the printer just has to match the monitor, it doesn't matter if they are both perfect. Is there a way that you can ...
5
votes
1answer
11k views

How do I calibrate colors without extra hardware, like dccw.exe on Windows?

Colors on my monitor are too yellow. On Windows 7, there is the color calibration tool accessible from the Control Panel, or as dccw.exe. I'd like to calibrate color without extra spectrometers ...
2
votes
1answer
1k views

external monitor has very washed out colors, blacks look almost gray

I have a macbookpro (late 2013 retina model - 11,1) running xubuntu 13.10. I have the main laptop monitor and two Asus VS238H monitors. One connected by DVI and another by HDMI. Currently, one ...
2
votes
1answer
368 views

Gnome Color Manager, To/From sRGB Tabs

When I open gnome-color-manager, select a profile, and hit "View Details", there are two tabs labeled "From sRGB" and "To sRGB". I'm not sure exactly what these are, but I assume that you want them ...
2
votes
0answers
19 views

How can I turn my screen mode to grayscale? [duplicate]

I would like to temporarily turn my screen gray, to estimate how certain images would appear if printed with a black-and-white printer. I think xcalib could do it but I don't know how. Does anyone ...
0
votes
1answer
133 views

darktable can't startup

During darktable startup from console I get: nnnn@nn:~$ darktable darktable: symbol lookup error: /usr/lib/x86_64-linux-gnu/libcolordprivate.so.1: undefined symbol: cmsGetHeaderCreator I tried to ...
3
votes
1answer
2k views

How can I improve color saturation in Ubuntu?

My laptop, a Thinkpad T430 with Intel HD4000 graphics, shows pretty desaturated colors by default. On Windows I can just increase saturation using the Intel Graphics and Media Control Panel to get ...
0
votes
1answer
401 views

Does ubuntu come with little CMS color management system

Does Ubuntu come with the little CMS libraries or do i have to install them myself. I am looking for a Linux that does.
3
votes
4answers
9k views

How to use GNOME Color Manager in Ubuntu 12.04?

I need to correct colours displayed by my monitor. From the 'Ubuntu Software Center' I have installed the 'GNOME Color Manager', but I cannot use it for making my own colour profile: I have not found ...
0
votes
1answer
177 views

accidentally applied color profile

I accidentally applied a color profile to my display in the color application in system settings. I was wondering if any one knew how to revert this, as there is no revert option in the window. I am ...
0
votes
1answer
872 views

How to set screen contrast using Ubuntu 12.04 on Macbook Pro?

I have a Macbook Pro running Ubuntu 12.04 LTS. It works fine with all the required packages. The only thing I see which is weird is colors are way too light. I think this is contrast ratio which I ...
13
votes
4answers
10k views

How do I set the prompt to use two colors?

One thing I liked about Mint was that the terminal would usually show two colors: everything from the left to the $ would be one color, and everything past the $ would be another. Is there a way to ...
2
votes
1answer
13k views

How to change GTK3 color scheme on Ubuntu 13.04

I am making the transition from Windows 7 to Ubuntu 13.04. I have run Ubuntu twice on my laptop before, and switched back to Windows 7. Mostly because the orange and gray colors of Ubuntu is just ...
3
votes
1answer
171 views

color calibration and 3d acceleration

I am a photographer and I am looking at moving to Ubuntu in the near future. I also enjoy playing games. I am planning on building a new computer specifically for Ubuntu. I've been doing some testing ...
3
votes
3answers
3k views

Can a 10-bit monitor connection preserve all tones in 8-bit sRGB gradients on a wide-gamut monitor?

This question is about color management and the use of a higher color depth, 10 bits per channel (30 bits in total, resulting in 1.07 billion colors, or 1024 shades of gray, sometimes referred to as ...
2
votes
2answers
936 views

Is there a GUI application for adjusting monitor color?

I have an Asus laptop with an i5 processor, and an nVidia 610m graphics card, and an external monitor that is slightly pink. It was easy to fix this with the Windows control panel. Seeing that Ubuntu ...
2
votes
2answers
3k views

Colour Calibration Hardware Compatible with Ubuntu 12.04 LTS

I have a Thinkpad W520 and it has a Pantone colour calibrator.I looked it up here and in Google Search but as it seems the gnome colour manager can't use it as calibrating device at all(maybe there is ...