#D31503 Color
#D31503 is rgb(211, 21, 3) in RGB and hsl(5, 97%, 42%) in HSL. The closest CSS named color is FireBrick. White text is most readable on this background.
#D31503
HEX
#D31503RGB
rgb(211, 21, 3)HSL
hsl(5, 97%, 42%)HSV
hsv(5, 99%, 83%)OKLCH
oklch(55% 0.218 30.1)CMYK
cmyk(0%, 90%, 99%, 17%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #D31503 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text5.41:1AA normal ✓AA large ✓AAA normal ✗
TextBlack text3.88:1AA normal ✗AA large ✓AAA normal ✗
Color Harmonies
Colors that pair well with #D31503 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #D31503, useful for hover states, backgrounds, and text variants.