#557DD3 Color

#557DD3 is rgb(85, 125, 211) in RGB and hsl(221, 59%, 58%) in HSL. The closest CSS named color is RoyalBlue. Black text is most readable on this background.

#557DD3

HEX#557DD3

RGBrgb(85, 125, 211)

HSLhsl(221, 59%, 58%)

HSVhsv(221, 60%, 83%)

OKLCHoklch(60.1% 0.139 263.9)

CMYKcmyk(60%, 41%, 0%, 17%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #557DD3 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.99:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.26:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #557DD3 based on color wheel relationships. Click any swatch for its full breakdown.

Base#557DD3 Complementary#D3AB55 Analogous#55BCD3 Analogous#6C55D3 Triadic#D3557D Triadic#7DD355

Tints & Shades

Lighter tints and darker shades of #557DD3, useful for hover states, backgrounds, and text variants.

Tints

#6D8FD9 #819FDF #9AB1E5 #B2C4EB #CAD7F1 #DFE6F7

Shades

#3464CB #2D56AE #25468E #1C366D #14264D #0D1831

Use #557DD3 in Our Tools

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