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

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2answers
528 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. ...
4
votes
1answer
191 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 ...
3
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1answer
1k 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 ...
3
votes
1answer
168 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 ...
1
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1answer
279 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
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1answer
208 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
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1answer
954 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.
0
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1answer
145 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
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1answer
821 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 ...
2
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0answers
23 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 ...
2
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0answers
52 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 ...
2
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0answers
286 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 ...
1
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0answers
115 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: ...
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0answers
82 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 ...
1
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0answers
32 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
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0answers
307 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?
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0answers
67 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!
1
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0answers
297 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 ...
1
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0answers
222 views

White text on white background in selections after fresh install in vm

I freshly installed Kubuntu 12.04 in my Oracle VM VirtualBox on Windows 7. Everything works fine except, that if I select any text in many applications (for example Bluefish-Editor) the background is ...
0
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0answers
24 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, ...
0
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0answers
32 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 ...
0
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0answers
17 views

Xorg blocking a specific color channel

I'm curious as to whether it's possible or not to block a specific color channel or set of channels in Xorg. (I.e. Display only Red/Red and Green on the screen instead of Red, Green and Blue); ...
0
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0answers
324 views

How do I MANUALLY calibrate my laptop's monitor color on ubuntu

My laptop's screen has a yellowish tint so when I look at a white page, it seems yellow. I was able to correct this in windows by using the built in color calibration tool to reduce the amount of red ...
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0answers
47 views

How can I apply a color correction LUT to an arbitrary X window?

Here is an explanation of what I mean by LUT: http://www.lightillusion.com/luts.html I'd be interested in ways to apply any of the three varieties of LUT described there: a LUT defined by a simple ...
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0answers
60 views

Ubuntu 14.04 Color Variable Troubles

I have tried all the links from the first 2 pages of google searches regarding editting the LS_COLORS variable, but I can't get it to work as expected. I want all my source code files to show up as ...
0
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0answers
111 views

How to make font black and background white on dash window

Ubuntu 14.04.1 Theme Radiance Opacity 0 Background solid color white I want simple black text on white background like in normal books. Dash window: for selecting programs program label font color ...
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0answers
2k views

Display calibration in Ubuntu 14.04?

I'm experiencing problems with my display. My monitor displays weird whites. In windows I can use Calibrate Display Color wizard and set the color balance of rgb to extreme low to fix it but cant ...