#66C766 Color
#66C766 is rgb(102, 199, 102) in RGB and hsl(120, 46%, 59%) in HSL. The closest CSS named color is MediumSeaGreen. Black text is most readable on this background.
#66C766
HEX
#66C766RGB
rgb(102, 199, 102)HSL
hsl(120, 46%, 59%)HSV
hsv(120, 49%, 78%)OKLCH
oklch(74.8% 0.163 143.7)CMYK
cmyk(49%, 0%, 49%, 22%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66C766 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.12:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text9.93:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66C766 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66C766, useful for hover states, backgrounds, and text variants.