#21233B Color

#21233B is rgb(33, 35, 59) in RGB and hsl(235, 28%, 18%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#21233B
HEX#21233B
RGBrgb(33, 35, 59)
HSLhsl(235, 28%, 18%)
HSVhsv(235, 44%, 23%)
OKLCHoklch(26.6% 0.045 279.3)
CMYKcmyk(44%, 41%, 0%, 77%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #21233B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text15.35:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.37:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #21233B based on color wheel relationships. Click any swatch for its full breakdown.

Base#21233BComplementary#3B3921Analogous#21303BAnalogous#2C213BTriadic#3B2123Triadic#233B21

Tints & Shades

Lighter tints and darker shades of #21233B, useful for hover states, backgrounds, and text variants.

Use #21233B in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex