Full Screen Slate Blue
Experience absolute precision with our professional-grade slate blue utility. Perfect for hardware validation, color matching, and creating immersive digital environments.
OLED Refresh Timer
How to use Slate Blue
Click the "Enter Fullscreen" button above or press F11.
Your screen will be filled with the selected color.
Check for any discoloration, backlight bleed, or dead pixels.
Press the Escape key to exit fullscreen when finished.
Did you know?
OLED screens benefit from regular color cycling. Using the timer to run a 5-minute cycle can significantly reduce the risk of temporary image retention.
Why this tool is useful
Slate Blue (#6A5ACD) is a medium blue-purple that tests your display rendering of cool medium-dark tones in the blue-violet range. Web designers building sophisticated dark-mode interfaces and corporate identity designers for technology companies use slate blue as a reference color. If slate blue appears too gray or too vivid-purple, all blue-adjacent brand colors in your design workflow will be misrepresented.