#51F2FF Hex Color
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Bright and highly saturated, #51f2ff is a cool cyan with a sparkling, electric finish. Its lightness brings refreshing energy to technology, aerospace, children’s products, and entertainment branding. Use this hex code as a small accent against navy or charcoal rather than a full background. Black text remains highly readable, with about 15.5:1 contrast.
Questions about #51f2ff
What is #51f2ff in RGB, HSL and CMYK?
In RGB, #51f2ff is rgb(81, 242, 255), in HSL hsl(184, 100%, 66%) and in CMYK 68%, 5%, 0%, 0%.
What colors pair well with #51f2ff?
Is #51f2ff warm or cool?
#51f2ff reads as a cool color because its blue-green cyan hue carries icy blue undertones; its high brightness and saturation make it feel lively rather than subdued, so it works best as an energetic accent.
Is #51f2ff readable on white or black?
#51f2ff has a 1.35:1 contrast ratio on white and 15.49:1 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.