#555B9B Color

#555B9B is rgb(85, 91, 155) in RGB and hsl(235, 29%, 47%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#555B9B

HEX#555B9B

RGBrgb(85, 91, 155)

HSLhsl(235, 29%, 47%)

HSVhsv(235, 45%, 61%)

OKLCHoklch(49.6% 0.102 277.9)

CMYKcmyk(45%, 41%, 0%, 39%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #555B9B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.26:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.36:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #555B9B based on color wheel relationships. Click any swatch for its full breakdown.

Base#555B9B Complementary#9B9555 Analogous#557E9B Analogous#72559B Triadic#9B555B Triadic#5B9B55

Tints & Shades

Lighter tints and darker shades of #555B9B, useful for hover states, backgrounds, and text variants.

Tints

#686DAC #8287BA #999DC7 #B0B3D4 #C7C9E0 #E1E3EF

Shades

#4A4F87 #3F4473 #35385F #282B48 #1D1F35 #121321

Use #555B9B in Our Tools

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