#66D680 Color
#66D680 is rgb(102, 214, 128) in RGB and hsl(134, 58%, 62%) in HSL. The closest CSS named color is MediumAquamarine. Black text is most readable on this background.
#66D680
HEX
#66D680RGB
rgb(102, 214, 128)HSL
hsl(134, 58%, 62%)HSV
hsv(134, 52%, 84%)OKLCH
oklch(78.9% 0.159 149.1)CMYK
cmyk(52%, 0%, 40%, 16%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66D680 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.83:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text11.5:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66D680 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66D680, useful for hover states, backgrounds, and text variants.