#B31005 Color
#B31005 is rgb(179, 16, 5) in RGB and hsl(4, 95%, 36%) in HSL. The closest CSS named color is FireBrick. White text is most readable on this background.
#B31005
HEX
#B31005RGB
rgb(179, 16, 5)HSL
hsl(4, 95%, 36%)HSV
hsv(4, 97%, 70%)OKLCH
oklch(48.7% 0.193 29.8)CMYK
cmyk(0%, 91%, 97%, 30%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #B31005 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text7.02:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.99:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #B31005 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #B31005, useful for hover states, backgrounds, and text variants.