Questions tagged [contrast]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0
votes
0answers
13 views

Screen changes contrast automatically

I just got this Dell 2408WFP and it looks like it keeps changing contrast when something dark or light is on the display. I have seen This post about a "Dynamic Contrast" but it not mentioned in the ...
3
votes
0answers
30 views

Increase screen contrast in Xubuntu

I've recently installed Xubuntu 18.04 on an old refurbished ThinkPad X250. It's working well, though one thing that would help usability a lot would be if I can increase the screen contrast. The ...
2
votes
1answer
132 views

High Contrast Firefox Ubuntu

I have sensitive eyes and need to be able to invert dark text on a white background in Firefox Ubuntu. So far I can't find a straightforward way to do this, and Firefox doesn't register the Ubuntu ...
2
votes
0answers
164 views

How to make active window visually stand out more in Ubuntu 18.04 Gnome 3

I would like to tweak my system so that the window under focus stands out more. The contrast in the title bar between active and inactive windows is quite hard to see. I hit this issue the most when ...
3
votes
1answer
288 views

Is it possible to disable redshift on just one screen from a multi monitor setup?

I've got an e-ink display and would like to disable redshift on just this screen, but keep it enabled on the other two monitors. How do I setup this? Is it possible to increase contrast as well? (The ...
0
votes
0answers
22 views

Alternative accessibility software for Ubuntu? (Not Vinux) [duplicate]

I know it exists a distro like Vinux, but if I have to do a course where Ubuntu is used I see myself limited by my sight issues. I find accessibility options quite limited, the high contrast does not ...
12
votes
3answers
6k views

xcalib error - unsupported ramp size

I'm trying to change the contrast with xcalib with the command xcalib -co 70 but I get the following error: Error - unsupported ramp size 0
2
votes
0answers
1k views

How to control the RGB components for gamma+brightness+contrast from command line?

I saw this on nVidia application. We can control, for each component of RGB, these 3 values: gamma, brightness and contrast (below showing only for Red component): So, I want to know if we can access ...
1
vote
0answers
158 views

How to Start Gimp .png with Brightness/Contrast controllers?

Situation: start Gimp .png with brightness/contrast options as one-liner in terminal Motivation: have a plane of brightness-contrast where you can control them on x-axis and y-axis; synonym non-linear ...