#66818A Color

#66818A is rgb(102, 129, 138) in RGB and hsl(195, 15%, 47%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.

#66818A

HEX#66818A

RGBrgb(102, 129, 138)

HSLhsl(195, 15%, 47%)

HSVhsv(195, 26%, 54%)

OKLCHoklch(58.5% 0.034 220.2)

CMYKcmyk(26%, 7%, 0%, 46%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66818A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.14:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.07:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #66818A based on color wheel relationships. Click any swatch for its full breakdown.

Base#66818A Complementary#8A6F66 Analogous#668A81 Analogous#666F8A Triadic#8A6681 Triadic#818A66

Tints & Shades

Lighter tints and darker shades of #66818A, useful for hover states, backgrounds, and text variants.

Tints

#78929B #90A5AD #A4B6BC #B9C6CB #CDD7DA #E5EAEB

Shades

#597078 #4C6067 #3F4F55 #303C41 #232C2F #161B1D

Use #66818A in Our Tools

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