#66A456 Color
#66A456 is rgb(102, 164, 86) in RGB and hsl(108, 31%, 49%) in HSL. The closest CSS named color is MediumSeaGreen. Black text is most readable on this background.
#66A456
HEX
#66A456RGB
rgb(102, 164, 86)HSL
hsl(108, 31%, 49%)HSV
hsv(108, 48%, 64%)OKLCH
oklch(65.8% 0.127 139.4)CMYK
cmyk(38%, 0%, 48%, 36%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66A456 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text3:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text7.01:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66A456 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66A456, useful for hover states, backgrounds, and text variants.