#A21F10 Color
#A21F10 is rgb(162, 31, 16) in RGB and hsl(6, 82%, 35%) in HSL. The closest CSS named color is FireBrick. White text is most readable on this background.
#A21F10
HEX
#A21F10RGB
rgb(162, 31, 16)HSL
hsl(6, 82%, 35%)HSV
hsv(6, 90%, 64%)OKLCH
oklch(46.3% 0.169 30.6)CMYK
cmyk(0%, 81%, 90%, 36%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #A21F10 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text7.66:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text2.74:1AA normal ✗AA large ✗AAA normal ✗
Color Harmonies
Colors that pair well with #A21F10 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #A21F10, useful for hover states, backgrounds, and text variants.