#21D0A7 Hex Color

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Hex color #21d0a7 graphic
High saturation gives #21d0a7 an electric, neon intensity that commands attention. Because it is so vivid, use this as a punchy accent color to draw the eye toward buttons or specific UI elements rather than as a large background field. It pairs unexpectedly well with deep charcoal or muted violet. The hex code for this cool, sparkling shade is #21d0a7.

Questions about #21d0a7

What is #21d0a7 in RGB, HSL and CMYK?
In RGB, #21d0a7 is rgb(33, 208, 167), in HSL hsl(166, 73%, 47%) and in CMYK 84%, 0%, 20%, 18%.
What colors work best with #21d0a7?
Because #21d0a7 is so vivid, it anchors best against grounded neutrals like charcoal or deep slate, which tame its neon energy. For a more adventurous, high-contrast scheme, pairing it with a muted violet creates a sophisticated and balanced look.
Is #21d0a7 suitable for background use?
Due to its extreme saturation, #21d0a7 is rarely appropriate for full-page backgrounds as it can cause eye strain. It works much more effectively as a focused accent, such as a call-to-action button or a small notification badge.
Is #21d0a7 readable on white or black?
#21d0a7 has a 1.97:1 contrast ratio on white and 10.64:1 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.