#66B7B3 Color
#66B7B3 is rgb(102, 183, 179) in RGB and hsl(177, 36%, 56%) in HSL. The closest CSS named color is MediumAquamarine. Black text is most readable on this background.
#66B7B3
HEX
#66B7B3RGB
rgb(102, 183, 179)HSL
hsl(177, 36%, 56%)HSV
hsv(177, 44%, 72%)OKLCH
oklch(72.7% 0.08 191.4)CMYK
cmyk(44%, 0%, 2%, 28%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #66B7B3 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text2.34:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text8.99:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #66B7B3 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #66B7B3, useful for hover states, backgrounds, and text variants.