#81BB40 Hex Color
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Bright and fairly saturated, #81bb40 is a yellow-leaning green with a fresh, energetic presence. Its medium lightness suits growth-focused branding, sports graphics, gaming interfaces, and calls to action. Use it as a focused accent against charcoal or deep navy rather than a full background. The hex code #81bb40 supports highly readable black text, with about 9.1:1 contrast.
Questions about #81bb40
What is #81bb40 in RGB, HSL and CMYK?
In RGB, #81bb40 is rgb(129, 187, 64), in HSL hsl(88, 49%, 49%) and in CMYK 31%, 0%, 66%, 27%. Browse more shades of green with names and hex codes.
Is #81bb40 a warm or cool green?
#81bb40 reads as a warm green because its yellow lean gives it more freshness and visual heat than blue-based greens, especially in interface accents and promotional graphics rather than cool, blue-leaning palettes. This undertone supports upbeat, natural, and growth-focused designs.
What colors pair well with #81bb40?
#81bb40 pairs well with charcoal, navy, and muted neutral tones, which give its bright yellow-green hue a grounded backdrop and help it work as an accent in branding, sports graphics, and game interfaces.
Is #81bb40 readable on white or black?
#81bb40 has a 2.30:1 contrast ratio on white and 9.11:1 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.