#66E123 Color
#66E123 is rgb(102, 225, 35) in RGB and hsl(99, 76%, 51%) in HSL. The closest CSS named color is LawnGreen. Black text is most readable on this background.
#66E123
HEX
#66E123RGB
rgb(102, 225, 35)HSL
hsl(99, 76%, 51%)HSV
hsv(99, 84%, 88%)OKLCH
oklch(80.7% 0.238 137.9)CMYK
cmyk(55%, 0%, 84%, 12%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66E123 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.7:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text12.36:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66E123 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66E123, useful for hover states, backgrounds, and text variants.