#21517D Color

#21517D is rgb(33, 81, 125) in RGB and hsl(209, 58%, 31%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#21517D

HEX#21517D

RGBrgb(33, 81, 125)

HSLhsl(209, 58%, 31%)

HSVhsv(209, 74%, 49%)

OKLCHoklch(42.4% 0.09 249.1)

CMYKcmyk(74%, 35%, 0%, 51%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21517D background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.27:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.54:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #21517D based on color wheel relationships. Click any swatch for its full breakdown.

Base#21517D Complementary#7D4E21 Analogous#217D7B Analogous#21237D Triadic#7D2151 Triadic#517D21

Tints & Shades

Lighter tints and darker shades of #21517D, useful for hover states, backgrounds, and text variants.

Tints

#2C6BA5 #3682C9 #5E9BD4 #82B1DE #AACAE9 #CFE1F2

Shades

#1D466D #193C5D #14314D #112A40 #0D1F30 #091520

Use #21517D in Our Tools

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