#555CB9 Color

#555CB9 is rgb(85, 92, 185) in RGB and hsl(236, 42%, 53%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#555CB9

HEX#555CB9

RGBrgb(85, 92, 185)

HSLhsl(236, 42%, 53%)

HSVhsv(236, 54%, 73%)

OKLCHoklch(51.7% 0.144 276.9)

CMYKcmyk(54%, 50%, 0%, 27%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #555CB9 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.8:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.62:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #555CB9 based on color wheel relationships. Click any swatch for its full breakdown.

Base#555CB9 Complementary#B9B355 Analogous#558EB9 Analogous#8055B9 Triadic#B9555C Triadic#5CB955

Tints & Shades

Lighter tints and darker shades of #555CB9, useful for hover states, backgrounds, and text variants.

Tints

#6B70C2 #8489CD #9A9ED6 #B3B6E0 #C9CBE9 #E2E3F3

Shades

#444BA7 #3A3F8D #2F3474 #25295B #1B1D41 #101228

Use #555CB9 in Our Tools

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