#21578C Color

#21578C is rgb(33, 87, 140) in RGB and hsl(210, 62%, 34%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#21578C

HEX#21578C

RGBrgb(33, 87, 140)

HSLhsl(210, 62%, 34%)

HSVhsv(210, 76%, 55%)

OKLCHoklch(44.8% 0.104 251)

CMYKcmyk(76%, 38%, 0%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21578C background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text7.48:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.81:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #21578C based on color wheel relationships. Click any swatch for its full breakdown.

Base#21578C Complementary#8C5721 Analogous#218C8C Analogous#21218C Triadic#8C2157 Triadic#578C21

Tints & Shades

Lighter tints and darker shades of #21578C, useful for hover states, backgrounds, and text variants.

Tints

#2A6EB2 #3985D0 #5E9CD9 #87B5E3 #ACCCEC #D2E3F4

Shades

#1D4C7C #184067 #143657 #102B46 #0D2136 #081421

Use #21578C in Our Tools

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