#666D8F Color

#666D8F is rgb(102, 109, 143) in RGB and hsl(230, 17%, 48%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#666D8F

HEX#666D8F

RGBrgb(102, 109, 143)

HSLhsl(230, 17%, 48%)

HSVhsv(230, 29%, 56%)

OKLCHoklch(54.2% 0.054 275.4)

CMYKcmyk(29%, 24%, 0%, 44%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666D8F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.06:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.15:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666D8F based on color wheel relationships. Click any swatch for its full breakdown.

Base#666D8F Complementary#8F8866 Analogous#66818F Analogous#73668F Triadic#8F666D Triadic#6D8F66

Tints & Shades

Lighter tints and darker shades of #666D8F, useful for hover states, backgrounds, and text variants.

Tints

#797FA0 #8E93AF #A3A7BD #BABECE #CFD2DD #E4E5EC

Shades

#595F7D #4A4F68 #3D4257 #313445 #242633 #15171E

Use #666D8F in Our Tools

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