#1F57B7 Color

#1F57B7 is rgb(31, 87, 183) in RGB and hsl(218, 71%, 42%) in HSL. The closest CSS named color is RoyalBlue. White text is most readable on this background.

#1F57B7

HEX#1F57B7

RGBrgb(31, 87, 183)

HSLhsl(218, 71%, 42%)

HSVhsv(218, 83%, 72%)

OKLCHoklch(47.8% 0.163 260.5)

CMYKcmyk(83%, 52%, 0%, 28%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F57B7 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.76:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.11:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #1F57B7 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F57B7 Complementary#B77F1F Analogous#1FA3B7 Analogous#331FB7 Triadic#B71F57 Triadic#57B71F

Tints & Shades

Lighter tints and darker shades of #1F57B7, useful for hover states, backgrounds, and text variants.

Tints

#2567DA #4880E0 #6B98E6 #8EB0EC #B1C8F2 #D3E1F8

Shades

#1B4CA1 #174087 #133671 #0F2957 #0B1F41 #071327

Use #1F57B7 in Our Tools

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