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

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6
votes
1answer
2k views

Setting a greyscale (or monochrome) color scheme

I would like to see everything on my computer screen in grayscale (like say the kindle screen). How do I do this?
15
votes
4answers
98k 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?
33
votes
5answers
68k views

How to calibrate the monitor on an Ubuntu system?

What is the procedure to calibrate the monitor and what software to use? Edit: I think what I mean is "colour profile" if that's what it is called. I happened to notice that the same photos look very ...
13
votes
4answers
13k 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 ...
13
votes
2answers
30k views

How do you set system display color profiles in Xubuntu and Lubuntu?

Some applications, such as Gimp, Geeqie and Rawstudio claim to be able to use system color profile in their color management, but how do you setup such a profile? How do you see, if such a profile has ...
12
votes
6answers
24k views

How do you change your screen's color temperature?

How do I go about changing my laptop's display's color temperature? And I don't mean through something like the Red, Green, Blue sliders in the NVIDIA config menu. I'm talking about like adjusting in ...
1
vote
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?
0
votes
1answer
1k 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 ...
10
votes
0answers
4k views

Gtk-redshift can't get location using geoclue [closed]

I have always used gtk-redshift to adjust the color temperature of my laptop, but since I've upgraded it to Ubuntu 12.10, redshift doesn't work anymore. When I start it I get this error: Started ...
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 ugly....
2
votes
1answer
2k 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 ...
6
votes
1answer
14k 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 ...
5
votes
2answers
547 views

Turning Ubuntu 12.04 entirely Grey/B&W/Monoscale

Does anyone know a way to change the color settings of the entire display to grey (or saturation to zero)? I have compiz Settings Manager installed if that helps but don't know how to do it there.
4
votes
4answers
11k 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 ...