#66B450 Color

#66B450 is rgb(102, 180, 80) in RGB and hsl(107, 40%, 51%) in HSL. The closest CSS named color is MediumSeaGreen. Black text is most readable on this background.

#66B450

HEX#66B450

RGBrgb(102, 180, 80)

HSLhsl(107, 40%, 51%)

HSVhsv(107, 56%, 71%)

OKLCHoklch(69.7% 0.156 139.2)

CMYKcmyk(43%, 0%, 56%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66B450 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.56:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text8.21:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66B450 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66B450 Complementary#9E50B4 Analogous#98B450 Analogous#50B46C Triadic#5066B4 Triadic#B45066

Tints & Shades

Lighter tints and darker shades of #66B450, useful for hover states, backgrounds, and text variants.

Tints

#7CBF69 #8EC87E #A4D397 #BADDB0 #D0E8C9 #E3F1DF

Shades

#579D43 #4B883A #3D6F2F #2F5625 #223D1A #162711

Use #66B450 in Our Tools

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