#2451B2 Color

#2451B2 is rgb(36, 81, 178) in RGB and hsl(221, 66%, 42%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#2451B2

HEX#2451B2

RGBrgb(36, 81, 178)

HSLhsl(221, 66%, 42%)

HSVhsv(221, 80%, 70%)

OKLCHoklch(46.3% 0.163 262.9)

CMYKcmyk(80%, 54%, 0%, 30%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #2451B2 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.25:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.89:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #2451B2 based on color wheel relationships. Click any swatch for its full breakdown.

Base#2451B2 Complementary#B28524 Analogous#2498B2 Analogous#3E24B2 Triadic#B22451 Triadic#51B224

Tints & Shades

Lighter tints and darker shades of #2451B2, useful for hover states, backgrounds, and text variants.

Tints

#2B61D4 #4D7ADB #6F93E2 #91ADE8 #B3C6EF #D5DFF6

Shades

#20489D #1B3C83 #17326E #112755 #0D1D3F #081126

Use #2451B2 in Our Tools

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