#66DD64 Color

#66DD64 is rgb(102, 221, 100) in RGB and hsl(119, 64%, 63%) in HSL. The closest CSS named color is MediumSeaGreen. Black text is most readable on this background.

#66DD64

HEX#66DD64

RGBrgb(102, 221, 100)

HSLhsl(119, 64%, 63%)

HSVhsv(119, 55%, 87%)

OKLCHoklch(80.2% 0.194 143.2)

CMYKcmyk(54%, 0%, 55%, 13%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66DD64 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text1.74:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text12.09:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66DD64 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66DD64 Complementary#DB64DD Analogous#A3DD64 Analogous#64DD9F Triadic#6466DD Triadic#DD6466

Tints & Shades

Lighter tints and darker shades of #66DD64, useful for hover states, backgrounds, and text variants.

Tints

#7BE279 #90E68E #A4EBA3 #B9EFB8 #CDF4CD #E2F9E2

Shades

#45D643 #2DC02A #259F23 #1C791B #145813 #0C320B

Use #66DD64 in Our Tools

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