#21203C Color

#21203C is rgb(33, 32, 60) in RGB and hsl(242, 30%, 18%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#21203C

HEX#21203C

RGBrgb(33, 32, 60)

HSLhsl(242, 30%, 18%)

HSVhsv(242, 47%, 24%)

OKLCHoklch(26% 0.052 283.8)

CMYKcmyk(45%, 47%, 0%, 76%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21203C background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text15.71:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.34:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #21203C based on color wheel relationships. Click any swatch for its full breakdown.

Base#21203C Complementary#3B3C20 Analogous#202D3C Analogous#2F203C Triadic#3C2120 Triadic#203C21

Tints & Shades

Lighter tints and darker shades of #21203C, useful for hover states, backgrounds, and text variants.

Tints

#353460 #4B4988 #6260A9 #8988BF #ADACD2 #D5D4E8

Shades

#1D1D35 #1A192E #161528 #121221 #0F0E1B #0B0B14

Use #21203C in Our Tools

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