#66E568 Color
#66E568 is rgb(102, 229, 104) in RGB and hsl(121, 71%, 65%) in HSL. The closest CSS named color is LightGreen. Black text is most readable on this background.
#66E568
HEX
#66E568RGB
rgb(102, 229, 104)HSL
hsl(121, 71%, 65%)HSV
hsv(121, 55%, 90%)OKLCH
oklch(82.3% 0.201 143.7)CMYK
cmyk(55%, 0%, 55%, 10%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66E568 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.62:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text12.97:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66E568 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66E568, useful for hover states, backgrounds, and text variants.