#557BDD Color

#557BDD is rgb(85, 123, 221) in RGB and hsl(223, 67%, 60%) in HSL. The closest CSS named color is RoyalBlue. Black text is most readable on this background.

#557BDD

HEX#557BDD

RGBrgb(85, 123, 221)

HSLhsl(223, 67%, 60%)

HSVhsv(223, 62%, 87%)

OKLCHoklch(60.3% 0.155 266)

CMYKcmyk(62%, 44%, 0%, 13%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #557BDD 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 #557BDD based on color wheel relationships. Click any swatch for its full breakdown.

Base#557BDD Complementary#DDB755 Analogous#55C0DD Analogous#7255DD Triadic#DD557B Triadic#7BDD55

Tints & Shades

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

Tints

#6A8CE2 #84A0E7 #99B0EB #B2C4F0 #C8D4F4 #E1E8F9

Shades

#3361D7 #2550BB #1E4199 #183377 #112455 #0A1633

Use #557BDD in Our Tools

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