#66B291 Color

#66B291 is rgb(102, 178, 145) in RGB and hsl(154, 33%, 55%) in HSL. The closest CSS named color is CadetBlue. Black text is most readable on this background.

#66B291

HEX#66B291

RGBrgb(102, 178, 145)

HSLhsl(154, 33%, 55%)

HSVhsv(154, 43%, 70%)

OKLCHoklch(70.5% 0.091 164.3)

CMYKcmyk(43%, 0%, 19%, 30%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66B291 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.52:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text8.34:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66B291 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66B291 Complementary#B26687 Analogous#66B26B Analogous#66ADB2 Triadic#9166B2 Triadic#B29166

Tints & Shades

Lighter tints and darker shades of #66B291, useful for hover states, backgrounds, and text variants.

Tints

#7BBCA0 #8FC7AF #A3D1BD #BBDDCE #D0E7DD #E4F1EB

Shades

#52A380 #44886A #387058 #2C5845 #204033 #13251D

Use #66B291 in Our Tools

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