#557B8B Color

#557B8B is rgb(85, 123, 139) in RGB and hsl(198, 24%, 44%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.

#557B8B

HEX#557B8B

RGBrgb(85, 123, 139)

HSLhsl(198, 24%, 44%)

HSVhsv(198, 39%, 55%)

OKLCHoklch(56.1% 0.049 226.1)

CMYKcmyk(39%, 12%, 0%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #557B8B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

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

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

Color Harmonies

Colors that pair well with #557B8B based on color wheel relationships. Click any swatch for its full breakdown.

Base#557B8B Complementary#8B6555 Analogous#558B80 Analogous#55608B Triadic#8B557B Triadic#7B8B55

Tints & Shades

Lighter tints and darker shades of #557B8B, useful for hover states, backgrounds, and text variants.

Tints

#6790A2 #7DA0B0 #97B3BF #B0C5CF #C9D8DE #DFE8EC

Shades

#4A6A78 #405C68 #344B55 #293B42 #1D2A2F #131C20

Use #557B8B in Our Tools

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