#21FF85 Hex Color
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High-voltage and neon, this green commands attention. It works well for sustainable branding or UI accents, though its intensity makes it overwhelming as a full background. Pair it with dark grays or black, which read clearly against the surface to maintain high accessibility. For designers seeking a bright, eco-forward option, the hex code is #21ff85.
Questions about #21ff85
What is #21ff85 in RGB, HSL and CMYK?
In RGB, #21ff85 is rgb(33, 255, 133), in HSL hsl(147, 100%, 56%) and in CMYK 87%, 0%, 48%, 0%. Browse more shades of green with names and hex codes.
How can I use #21ff85 effectively in a user interface?
#21ff85 works best as a punchy accent color for calls to action, toggles, or progress bars rather than a primary background. Its high intensity is excellent for highlighting important interactive elements against a neutral charcoal or deep gray interface.
Is #21ff85 readable on white or black?
#21ff85 has a 1.33:1 contrast ratio on white and 15.70:1 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.