#66B299 Color

#66B299 is rgb(102, 178, 153) in RGB and hsl(160, 33%, 55%) in HSL. The closest CSS named color is CadetBlue. Black text is most readable on this background.

#66B299

HEX#66B299

RGBrgb(102, 178, 153)

HSLhsl(160, 33%, 55%)

HSVhsv(160, 43%, 70%)

OKLCHoklch(70.7% 0.085 170.6)

CMYKcmyk(43%, 0%, 14%, 30%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66B299 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text2.5:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text8.39:1AA normal ✓AA large ✓AAA normal ✓

Color Harmonies

Colors that pair well with #66B299 based on color wheel relationships. Click any swatch for its full breakdown.

Base#66B299 Complementary#B26680 Analogous#66B273 Analogous#66A5B2 Triadic#9966B2 Triadic#B29966

Tints & Shades

Lighter tints and darker shades of #66B299, useful for hover states, backgrounds, and text variants.

Tints

#7BBCA6 #8FC7B4 #A3D1C2 #BBDDD2 #D0E7DF #E4F1ED

Shades

#52A388 #448871 #38705D #2C584A #204036 #13251F

Use #66B299 in Our Tools

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