#66858A Color

#66858A is rgb(102, 133, 138) in RGB and hsl(188, 15%, 47%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.

#66858A

HEX#66858A

RGBrgb(102, 133, 138)

HSLhsl(188, 15%, 47%)

HSVhsv(188, 26%, 54%)

OKLCHoklch(59.5% 0.036 208.4)

CMYKcmyk(26%, 4%, 0%, 46%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66858A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.97:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.29:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #66858A based on color wheel relationships. Click any swatch for its full breakdown.

Base#66858A Complementary#8A6B66 Analogous#668A7D Analogous#66738A Triadic#8A6685 Triadic#858A66

Tints & Shades

Lighter tints and darker shades of #66858A, useful for hover states, backgrounds, and text variants.

Tints

#78979B #90A9AD #A4B9BC #B9C9CB #CDD8DA #E5EBEB

Shades

#597478 #4C6367 #3F5255 #303E41 #232D2F #161C1D

Use #66858A in Our Tools

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