#81bb51 color: Ultra Green
#81bb51 is rgb(129, 187, 81) in RGB and oklch(72.908% 0.15091 132.916) in OKLCH. Every other format, shade and contrast value is below.
Read as HEX
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- Spacerandom color
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- Lime
- Light
- Vivid
- Neutral
- ≈ Pistachio
- green-500
- Black 27%
Inside sRGB: displays the same on any screen.
Shades
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Harmonies
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About #81bb51
#81bb51 is a bright light lime color. In OKLCH it has 72.9% lightness, 0.151 chroma and a hue of 133°.
Inside sRGB: displays the same on any screen.
White text on it reaches 2.29:1 contrast and black text 9.16:1, so black text reads better.
The closest named color is Ultra Green (#7eba4d). In Tailwind CSS the closest color is green-500.
Lighter: #81bb51 mixed with white
Darker: #81bb51 mixed with black
Calmer: #81bb51 with less saturation
Similar named colors
Colors that go with #81bb51
Questions about #81bb51
What color is #81bb51?
#81bb51 is bright light lime. The closest named color is Ultra Green. In RGB it is rgb(129, 187, 81), in HSL hsl(92.83, 43.8%, 52.55%) and in OKLCH oklch(72.908% 0.15091 132.916).
What colors go well with #81bb51?
The complementary color of #81bb51 is #c889ea. For a calmer combination use the analogous colors #b9aa0e and #22c48b. The triadic partners are #5cabff and #f67b8c.
Is white or black text more readable on #81bb51?
Black text reads better on #81bb51: white gives a contrast ratio of 2.29:1 and black gives 9.16:1. WCAG AA asks for at least 4.5:1 for body text.
Is #81bb51 a warm or cool color?
#81bb51 is a neutral color. In OKLCH its hue is 133 degrees, its lightness 72.9% and its chroma 0.151.