#AD1B01 Color
#AD1B01 is rgb(173, 27, 1) in RGB and hsl(9, 99%, 34%) in HSL. The closest CSS named color is FireBrick. White text is most readable on this background.
#AD1B01
HEX
#AD1B01RGB
rgb(173, 27, 1)HSL
hsl(9, 99%, 34%)HSV
hsv(9, 99%, 68%)OKLCH
oklch(48% 0.182 31.8)CMYK
cmyk(0%, 84%, 99%, 32%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #AD1B01 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text7.16:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.93:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #AD1B01 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #AD1B01, useful for hover states, backgrounds, and text variants.