#66FC4F Color
#66FC4F is rgb(102, 252, 79) in RGB and hsl(112, 97%, 65%) in HSL. The closest CSS named color is LimeGreen. Black text is most readable on this background.
#66FC4F
HEX
#66FC4FRGB
rgb(102, 252, 79)HSL
hsl(112, 97%, 65%)HSV
hsv(112, 69%, 99%)OKLCH
oklch(87.7% 0.247 141.2)CMYK
cmyk(60%, 0%, 69%, 1%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66FC4F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.35:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text15.6:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66FC4F based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66FC4F, useful for hover states, backgrounds, and text variants.