#510000 Color

#510000 is rgb(81, 0, 0) in RGB and hsl(0, 100%, 16%) in HSL. The closest CSS named color is Maroon. White text is most readable on this background.

#510000
HEX#510000
RGBrgb(81, 0, 0)
HSLhsl(0, 100%, 16%)
HSVhsv(0, 100%, 32%)
OKLCHoklch(27.3% 0.112 29.2)
CMYKcmyk(0%, 100%, 100%, 68%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #510000 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text15.56:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.35:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #510000 based on color wheel relationships. Click any swatch for its full breakdown.

Base#510000Complementary#005252Analogous#520029Analogous#522900Triadic#005200Triadic#000052

Tints & Shades

Lighter tints and darker shades of #510000, useful for hover states, backgrounds, and text variants.

Use #510000 in Our Tools

Hex to RGBHex to HSLHex to CMYKHex to PantoneRGBA to Hex