#66778A Color

#66778A is rgb(102, 119, 138) in RGB and hsl(212, 15%, 47%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#66778A

HEX#66778A

RGBrgb(102, 119, 138)

HSLhsl(212, 15%, 47%)

HSVhsv(212, 26%, 54%)

OKLCHoklch(56.2% 0.036 251.3)

CMYKcmyk(26%, 14%, 0%, 46%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #66778A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text4.59:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text4.57:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #66778A based on color wheel relationships. Click any swatch for its full breakdown.

Base#66778A Complementary#8A7966 Analogous#66898A Analogous#67668A Triadic#8A6677 Triadic#778A66

Tints & Shades

Lighter tints and darker shades of #66778A, useful for hover states, backgrounds, and text variants.

Tints

#78899B #909DAD #A4AFBC #B9C1CB #CDD3DA #E5E8EB

Shades

#596878 #4C5867 #3F4955 #303841 #23282F #16191D

Use #66778A in Our Tools

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