How to use this tool
Choose a base color and transparency, then see the real composited result over white, black and a custom background.
- 1 Enter the base color.
- 2 Set opacity from 0% to 100%.
- 3 Copy RGBA, HSLA or eight-digit Hex.
Frequently asked questions
Where is alpha stored in eight-digit Hex?
The final two digits store alpha after the six RGB digits.
Why does a transparent color look different on each background?
The visible result combines foreground and background channels according to alpha.