#C9FCA9 Hex Color

Luminous lime with bright yellow undertones

Hex color #c9fca9 graphic
This luminous lime leans heavily into bright yellow undertones. Because it sits at such a high lightness value, #c9fca9 works best as a clean background or small accent rather than a primary text color. Pair this hex code with deep charcoal or navy to ground the aesthetic. Black text reads clearly on this surface, making it effective for modern UI designs that prioritize organic, youthful energy.

Questions about #c9fca9

What is #c9fca9 in RGB, HSL and CMYK?
In RGB, #c9fca9 is rgb(201, 252, 169), in HSL hsl(97, 93%, 83%) and in CMYK 20%, 0%, 33%, 1%.
How should I use #c9fca9 in my UI designs?
Because #c9fca9 has a high lightness value, it functions best as a clean, minimalist background or a subtle accent rather than a primary text color. It pairs beautifully with deep charcoal or navy text to ensure readability and grounding.
Is #c9fca9 readable on white or black?
#c9fca9 has a 1.16:1 contrast ratio on white and 17.98:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it is too faint for text and on black it works for body text. Try other pairs in the contrast checker.