#66B791 Color
#66B791 is rgb(102, 183, 145) in RGB and hsl(152, 36%, 56%) in HSL. The closest CSS named color is CadetBlue. Black text is most readable on this background.
#66B791
HEX
#66B791RGB
rgb(102, 183, 145)HSL
hsl(152, 36%, 56%)HSV
hsv(152, 44%, 72%)OKLCH
oklch(71.7% 0.098 162.2)CMYK
cmyk(44%, 0%, 21%, 28%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66B791 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.4:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text8.75:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66B791 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66B791, useful for hover states, backgrounds, and text variants.