#66D52A Color
#66D52A is rgb(102, 213, 42) in RGB and hsl(99, 67%, 50%) in HSL. The closest CSS named color is LimeGreen. Black text is most readable on this background.
#66D52A
HEX
#66D52ARGB
rgb(102, 213, 42)HSL
hsl(99, 67%, 50%)HSV
hsv(99, 80%, 84%)OKLCH
oklch(77.7% 0.222 137.5)CMYK
cmyk(52%, 0%, 80%, 16%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66D52A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.89:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text11.12:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66D52A based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66D52A, useful for hover states, backgrounds, and text variants.