#666A8A Color

#666A8A is rgb(102, 106, 138) in RGB and hsl(233, 15%, 47%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#666A8A

HEX#666A8A

RGBrgb(102, 106, 138)

HSLhsl(233, 15%, 47%)

HSVhsv(233, 26%, 54%)

OKLCHoklch(53.3% 0.05 279)

CMYKcmyk(26%, 23%, 0%, 46%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #666A8A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.26:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.99:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #666A8A based on color wheel relationships. Click any swatch for its full breakdown.

Base#666A8A Complementary#8A8666 Analogous#667C8A Analogous#74668A Triadic#8A666A Triadic#6A8A66

Tints & Shades

Lighter tints and darker shades of #666A8A, useful for hover states, backgrounds, and text variants.

Tints

#787C9B #9093AD #A4A7BC #B9BBCB #CDCFDA #E5E5EB

Shades

#595D78 #4C4F67 #3F4155 #303241 #23242F #16171D

Use #666A8A in Our Tools

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