#66B431 Color

#66B431 is rgb(102, 180, 49) in RGB and hsl(96, 57%, 45%) in HSL. The closest CSS named color is OliveDrab. Black text is most readable on this background.

#66B431

HEX#66B431

RGBrgb(102, 180, 49)

HSLhsl(96, 57%, 45%)

HSVhsv(96, 73%, 71%)

OKLCHoklch(69.4% 0.18 135.5)

CMYKcmyk(43%, 0%, 73%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66B431 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.58:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text8.14:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66B431 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66B431 Complementary#8031B4 Analogous#A7B431 Analogous#31B43E Triadic#3166B4 Triadic#B43166

Tints & Shades

Lighter tints and darker shades of #66B431, useful for hover states, backgrounds, and text variants.

Tints

#79CB43 #8DD35F #A4DC7F #B8E49B #CFECBB #E3F4D7

Shades

#589C2B #4B8424 #3D6C1E #325818 #244012 #17280B

Use #66B431 in Our Tools

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