#51E2E2 Hex Color
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The hex code #51e2e2 is a light, high-saturation cyan with a crisp green undertone. Its sparkling, refreshing character suggests youth, freedom, and clear communication. Use it as a supporting color or spacious UI background, where it pairs well with charcoal and deep navy. Black text reads clearly against it, reaching about 13.3:1 contrast for accessible body copy.
Questions about #51e2e2
What is #51e2e2 in RGB, HSL and CMYK?
In RGB, #51e2e2 is rgb(81, 226, 226), in HSL hsl(180, 71%, 60%) and in CMYK 64%, 0%, 0%, 11%.
What colors pair well with #51e2e2?
Does #51e2e2 read as a warm or cool color?
#51e2e2 reads as a cool color because its cyan base carries a green undertone, giving the shade a bright, airy quality rather than the warmth associated with yellow, orange, or red.
Is #51e2e2 readable on white or black?
#51e2e2 has a 1.57:1 contrast ratio on white and 13.32:1 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.