#21B1AA Hex Color
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Somewhere between lagoon water and pool tile, this teal carries a muted cyan glow. The hex code #21b1aa reads cool and soft rather than loud, so it suits wellness brands, healthcare interfaces, and calm dashboards. Use it as a supporting tone, because against plain white it can look washed out. Black text reaches about 7.9:1 contrast on it, passing AA for body copy.
Questions about #21b1aa
What is #21b1aa in RGB, HSL and CMYK?
In RGB, #21b1aa is rgb(33, 177, 170), in HSL hsl(177, 69%, 41%) and in CMYK 81%, 0%, 4%, 31%.
What colors pair well with #21b1aa?
Coral and burnt orange give #21b1aa a warm pop, while charcoal grounds it for UI work. Skip pale pastels next to it, since low contrast on both sides makes the palette feel weak.
Is #21b1aa readable on white or black?
#21b1aa has a 2.64:1 contrast ratio on white and 7.93:1 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.