#B31921 Color
#B31921 is rgb(179, 25, 33) in RGB and hsl(357, 75%, 40%) in HSL. The closest CSS named color is FireBrick. White text is most readable on this background.
#B31921
HEX
#B31921RGB
rgb(179, 25, 33)HSL
hsl(357, 75%, 40%)HSV
hsv(357, 86%, 70%)OKLCH
oklch(49.3% 0.186 25.7)CMYK
cmyk(0%, 86%, 82%, 30%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #B31921 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text6.82:1AA normal ✓AA large ✓AAA normal ✗
TextBlack text3.08:1AA normal ✗AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #B31921 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #B31921, useful for hover states, backgrounds, and text variants.