Colour Converter (Hex, RGB, HSL)
Convert colours between hex, RGB and HSL and check contrast. The result updates as you type, with the working underneath so you can check it.
Your details
Result
Hex
#17603F
- RGB
- rgb(23, 96, 63)
- HSL
- hsl(153, 61%, 23%)
- Contrast with white
- 7.55 : 1
- Contrast with black
- 2.78 : 1
- WCAG asks for at least 4.5 : 1 for normal text.
Good to know: hex = RRGGBB in base 16
About this tool
Formula
hex = RRGGBB in base 16
Questions people ask
How do I read a hex colour?
Three pairs of base-16 digits give red, green and blue from 00 to ff. #17603f is red 23, green 96, blue 63.
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How we calculate this
We use the standard published formula or definition for this calculation, and we show the working so you can check it.
Spotted a mistake? Tell us and we'll check it. How we check our calculators