#66B3B7 Color

#66B3B7 is rgb(102, 179, 183) in RGB and hsl(183, 36%, 56%) in HSL. The closest CSS named color is MediumAquamarine. Black text is most readable on this background.

#66B3B7

HEX#66B3B7

RGBrgb(102, 179, 183)

HSLhsl(183, 36%, 56%)

HSVhsv(183, 44%, 72%)

OKLCHoklch(71.9% 0.076 199.9)

CMYKcmyk(44%, 2%, 0%, 28%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66B3B7 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.41:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text8.7:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66B3B7 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66B3B7 Complementary#B76A66 Analogous#66B793 Analogous#668BB7 Triadic#B766B3 Triadic#B3B766

Tints & Shades

Lighter tints and darker shades of #66B3B7, useful for hover states, backgrounds, and text variants.

Tints

#7BBDC1 #90C8CB #A5D2D5 #BADDDE #CEE7E8 #E3F1F2

Shades

#50A5AA #438A8E #377376 #2A585A #1F4042 #122526

Use #66B3B7 in Our Tools

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