#2137E4 Color

#2137E4 is rgb(33, 55, 228) in RGB and hsl(233, 78%, 51%) in HSL. The closest CSS named color is RoyalBlue. White text is most readable on this background.

#2137E4

HEX#2137E4

RGBrgb(33, 55, 228)

HSLhsl(233, 78%, 51%)

HSVhsv(233, 86%, 89%)

OKLCHoklch(46.5% 0.254 267.1)

CMYKcmyk(86%, 76%, 0%, 11%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #2137E4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.69:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.73:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #2137E4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#2137E4 Complementary#E4CD21 Analogous#2199E4 Analogous#6B21E4 Triadic#E42137 Triadic#37E421

Tints & Shades

Lighter tints and darker shades of #2137E4, useful for hover states, backgrounds, and text variants.

Tints

#4054E7 #5C6CEB #7B89EF #9BA5F3 #BBC2F7 #D6DAFA

Shades

#192DC8 #1527AC #11208D #0D196D #0A114D #060B32

Use #2137E4 in Our Tools

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