#555DD8 Color

#555DD8 is rgb(85, 93, 216) in RGB and hsl(236, 63%, 59%) in HSL. The closest CSS named color is SlateBlue. White text is most readable on this background.

#555DD8

HEX#555DD8

RGBrgb(85, 93, 216)

HSLhsl(236, 63%, 59%)

HSVhsv(236, 61%, 85%)

OKLCHoklch(54.1% 0.186 275.5)

CMYKcmyk(61%, 57%, 0%, 15%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #555DD8 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text5.33:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.94:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #555DD8 based on color wheel relationships. Click any swatch for its full breakdown.

Base#555DD8 Complementary#D8D055 Analogous#559FD8 Analogous#8E55D8 Triadic#D8555D Triadic#5DD855

Tints & Shades

Lighter tints and darker shades of #555DD8, useful for hover states, backgrounds, and text variants.

Tints

#6E75DE #8289E3 #9BA0E8 #B0B4ED #C9CCF3 #DEDFF7

Shades

#333ED1 #2932B3 #212991 #1A2074 #131753 #0B0E32

Use #555DD8 in Our Tools

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