#66A428 Color

#66A428 is rgb(102, 164, 40) in RGB and hsl(90, 61%, 40%) in HSL. The closest CSS named color is OliveDrab. Black text is most readable on this background.

#66A428

HEX#66A428

RGBrgb(102, 164, 40)

HSLhsl(90, 61%, 40%)

HSVhsv(90, 76%, 64%)

OKLCHoklch(65.3% 0.165 132.9)

CMYKcmyk(38%, 0%, 76%, 36%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66A428 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.04:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text6.91:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #66A428 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66A428 Complementary#6628A4 Analogous#A4A428 Analogous#28A428 Triadic#2866A4 Triadic#A42866

Tints & Shades

Lighter tints and darker shades of #66A428, useful for hover states, backgrounds, and text variants.

Tints

#7AC530 #91D44E #A6DC6F #BAE490 #CFECB1 #E6F5D6

Shades

#599023 #4D7B1E #406719 #304E13 #24390E #172509

Use #66A428 in Our Tools

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