#21437D Color

#21437D is rgb(33, 67, 125) in RGB and hsl(218, 58%, 31%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#21437D

HEX#21437D

RGBrgb(33, 67, 125)

HSLhsl(218, 58%, 31%)

HSVhsv(218, 74%, 49%)

OKLCHoklch(39% 0.106 260.4)

CMYKcmyk(74%, 46%, 0%, 51%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21437D background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.71:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.16:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #21437D based on color wheel relationships. Click any swatch for its full breakdown.

Base#21437D Complementary#7D5B21 Analogous#21717D Analogous#2D217D Triadic#7D2143 Triadic#437D21

Tints & Shades

Lighter tints and darker shades of #21437D, useful for hover states, backgrounds, and text variants.

Tints

#2C58A5 #366CC9 #5E89D4 #82A4DE #AAC1E9 #CFDCF2

Shades

#1D3A6D #19325D #14294D #112240 #0D1A30 #091120

Use #21437D in Our Tools

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