#66E577 Color

#66E577 is rgb(102, 229, 119) in RGB and hsl(128, 71%, 65%) in HSL. The closest CSS named color is LightGreen. Black text is most readable on this background.

#66E577

HEX#66E577

RGBrgb(102, 229, 119)

HSLhsl(128, 71%, 65%)

HSVhsv(128, 55%, 90%)

OKLCHoklch(82.5% 0.188 146.2)

CMYKcmyk(55%, 0%, 48%, 10%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66E577 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.61:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text13.04:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66E577 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66E577 Complementary#E566D4 Analogous#95E566 Analogous#66E5B7 Triadic#7766E5 Triadic#E57766

Tints & Shades

Lighter tints and darker shades of #66E577, useful for hover states, backgrounds, and text variants.

Tints

#7CE98B #8EEC9A #A3EFAE #B9F3C1 #CFF7D4 #E0FAE4

Shades

#3FDE54 #23D13B #1DAA30 #168325 #105C1A #0A3910

Use #66E577 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex