#66C247 Color
#66C247 is rgb(102, 194, 71) in RGB and hsl(105, 50%, 52%) in HSL. The closest CSS named color is LimeGreen. Black text is most readable on this background.
#66C247
HEX
#66C247RGB
rgb(102, 194, 71)HSL
hsl(105, 50%, 52%)HSV
hsv(105, 63%, 76%)OKLCH
oklch(73.1% 0.183 138.7)CMYK
cmyk(47%, 0%, 63%, 24%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66C247 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.24:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text9.37:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66C247 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66C247, useful for hover states, backgrounds, and text variants.