#B21D10 Color

#B21D10 is rgb(178, 29, 16) in RGB and hsl(5, 84%, 38%) in HSL. The closest CSS named color is FireBrick. White text is most readable on this background.

#B21D10

HEX#B21D10

RGBrgb(178, 29, 16)

HSLhsl(5, 84%, 38%)

HSVhsv(5, 91%, 70%)

OKLCHoklch(49.2% 0.185 30)

CMYKcmyk(0%, 84%, 91%, 30%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #B21D10 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.83:1AA normal ✓AA large ✓AAA normal ✗

TextBlack text3.08:1AA normal ✗AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #B21D10 based on color wheel relationships. Click any swatch for its full breakdown.

Base#B21D10 Complementary#10A5B2 Analogous#B21053 Analogous#B26E10 Triadic#10B21D Triadic#1D10B2

Tints & Shades

Lighter tints and darker shades of #B21D10, useful for hover states, backgrounds, and text variants.

Tints

#DD2413 #ED3C2C #F06356 #F4867C #F7ADA6 #FBCFCB

Shades

#9B190D #83150B #6C1209 #590F08 #420B06 #2A0704

Use #B21D10 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex