#51B5D6 Hex Color
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#51b5d6 is a light, unsaturated cyan that feels refreshing and airy. Because it offers a high contrast ratio of 8.9:1 against black, this hex code works exceptionally well as a background for accessible body text. Use it in tech or pediatric-focused interfaces where a soft, clean aesthetic is required. Pair it with dark charcoal grays rather than pure white to avoid a washed-out look.
Questions about #51b5d6
What is #51b5d6 in RGB, HSL and CMYK?
In RGB, #51b5d6 is rgb(81, 181, 214), in HSL hsl(195, 62%, 58%) and in CMYK 62%, 15%, 0%, 16%.
What colors pair best with #51b5d6?
This refreshing cyan pairs effectively with deep charcoal or slate grays to ground the composition and avoid a washed-out appearance. Avoid using pure white as a primary companion, as the low contrast can make the design look weak or incomplete.
Is #51b5d6 readable on white or black?
#51b5d6 has a 2.35:1 contrast ratio on white and 8.93:1 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.