#66E580 Color

#66E580 is rgb(102, 229, 128) in RGB and hsl(132, 71%, 65%) in HSL. The closest CSS named color is LightGreen. Black text is most readable on this background.

#66E580

HEX#66E580

RGBrgb(102, 229, 128)

HSLhsl(132, 71%, 65%)

HSVhsv(132, 55%, 90%)

OKLCHoklch(82.6% 0.18 148)

CMYKcmyk(55%, 0%, 44%, 10%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66E580 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.6:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text13.08:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66E580 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66E580 Complementary#E566CC Analogous#8CE566 Analogous#66E5BF Triadic#8066E5 Triadic#E58066

Tints & Shades

Lighter tints and darker shades of #66E580, useful for hover states, backgrounds, and text variants.

Tints

#7CE992 #8EECA0 #A3EFB3 #B9F3C5 #CFF7D7 #E0FAE6

Shades

#3FDE5F #23D146 #1DAA39 #16832C #105C1F #0A3913

Use #66E580 in Our Tools

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