#81FC54 Color
#81FC54 is rgb(129, 252, 84) in RGB and hsl(104, 97%, 66%) in HSL. The closest CSS named color is GreenYellow. Black text is most readable on this background.
#81FC54
HEX
#81FC54RGB
rgb(129, 252, 84)HSL
hsl(104, 97%, 66%)HSV
hsv(104, 67%, 99%)OKLCH
oklch(88.7% 0.232 138.6)CMYK
cmyk(49%, 0%, 67%, 1%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #81FC54 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.31:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text15.99:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #81FC54 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #81FC54, useful for hover states, backgrounds, and text variants.