#555DB4 Color

#555DB4 is rgb(85, 93, 180) in RGB and hsl(235, 39%, 52%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#555DB4

HEX#555DB4

RGBrgb(85, 93, 180)

HSLhsl(235, 39%, 52%)

HSVhsv(235, 53%, 71%)

OKLCHoklch(51.6% 0.136 276.6)

CMYKcmyk(53%, 48%, 0%, 29%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #555DB4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.82:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.61:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #555DB4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#555DB4 Complementary#B4AC55 Analogous#558DB4 Analogous#7D55B4 Triadic#B4555D Triadic#5DB455

Tints & Shades

Lighter tints and darker shades of #555DB4, useful for hover states, backgrounds, and text variants.

Tints

#6E74BF #8389C9 #9CA0D3 #B1B5DD #CACCE8 #DFE1F1

Shades

#464DA0 #3B4187 #30356E #272B59 #1C1F40 #111327

Use #555DB4 in Our Tools

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