#66B51C Color

#66B51C is rgb(102, 181, 28) in RGB and hsl(91, 73%, 41%) in HSL. The closest CSS named color is OliveDrab. Black text is most readable on this background.

#66B51C

HEX#66B51C

RGBrgb(102, 181, 28)

HSLhsl(91, 73%, 41%)

HSVhsv(91, 85%, 71%)

OKLCHoklch(69.5% 0.191 134.3)

CMYKcmyk(44%, 0%, 85%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66B51C 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 text8.19:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66B51C based on color wheel relationships. Click any swatch for its full breakdown.

Base#66B51C Complementary#6B1CB5 Analogous#B2B51C Analogous#1CB51F Triadic#1C66B5 Triadic#B51C66

Tints & Shades

Lighter tints and darker shades of #66B51C, useful for hover states, backgrounds, and text variants.

Tints

#7AD822 #8FE141 #A4E765 #BBED8C #D0F3B0 #E5F8D3

Shades

#5A9F19 #4B8415 #3E6E11 #32580E #25420A #162806

Use #66B51C in Our Tools

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