#66A611 Color
#66A611 is rgb(102, 166, 17) in RGB and hsl(86, 81%, 36%) in HSL. The closest CSS named color is OliveDrab. Black text is most readable on this background.
#66A611
HEX
#66A611RGB
rgb(102, 166, 17)HSL
hsl(86, 81%, 36%)HSV
hsv(86, 90%, 65%)OKLCH
oklch(65.7% 0.177 132)CMYK
cmyk(39%, 0%, 90%, 35%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66A611 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.99:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text7.03:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66A611 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66A611, useful for hover states, backgrounds, and text variants.