#21339C Color

#21339C is rgb(33, 51, 156) in RGB and hsl(231, 65%, 37%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#21339C

HEX#21339C

RGBrgb(33, 51, 156)

HSLhsl(231, 65%, 37%)

HSVhsv(231, 79%, 61%)

OKLCHoklch(38.3% 0.17 268.8)

CMYKcmyk(79%, 67%, 0%, 39%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21339C background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.41:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.02:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #21339C based on color wheel relationships. Click any swatch for its full breakdown.

Base#21339C Complementary#9C8921 Analogous#21719C Analogous#4C219C Triadic#9C2133 Triadic#339C21

Tints & Shades

Lighter tints and darker shades of #21339C, useful for hover states, backgrounds, and text variants.

Tints

#2940C2 #3D54D6 #6376DE #8997E6 #AFB9EE #D1D6F5

Shades

#1D2C87 #192776 #152061 #10194C #0C1237 #080D26

Use #21339C in Our Tools

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