#51D147 Color
#51D147 is rgb(81, 209, 71) in RGB and hsl(116, 60%, 55%) in HSL. The closest CSS named color is LimeGreen. Black text is most readable on this background.
#51D147
HEX
#51D147RGB
rgb(81, 209, 71)HSL
hsl(116, 60%, 55%)HSV
hsv(116, 66%, 82%)OKLCH
oklch(76.2% 0.21 142.1)CMYK
cmyk(61%, 0%, 66%, 18%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #51D147 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.99:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text10.56:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #51D147 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #51D147, useful for hover states, backgrounds, and text variants.