#556A8B Color

#556A8B is rgb(85, 106, 139) in RGB and hsl(217, 24%, 44%) in HSL. The closest CSS named color is SlateGray. White text is most readable on this background.

#556A8B

HEX#556A8B

RGBrgb(85, 106, 139)

HSLhsl(217, 24%, 44%)

HSVhsv(217, 39%, 55%)

OKLCHoklch(52.1% 0.058 259.3)

CMYKcmyk(39%, 24%, 0%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #556A8B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.5:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.82:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #556A8B based on color wheel relationships. Click any swatch for its full breakdown.

Base#556A8B Complementary#8B7655 Analogous#55858B Analogous#5C558B Triadic#8B556A Triadic#6A8B55

Tints & Shades

Lighter tints and darker shades of #556A8B, useful for hover states, backgrounds, and text variants.

Tints

#677EA2 #7D91B0 #97A6BF #B0BCCF #C9D1DE #DFE4EC

Shades

#4A5B78 #404F68 #344155 #293342 #1D242F #131820

Use #556A8B in Our Tools

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