#B21F15 Color

#B21F15 is rgb(178, 31, 21) in RGB and hsl(4, 79%, 39%) in HSL. The closest CSS named color is FireBrick. White text is most readable on this background.

#B21F15

HEX#B21F15

RGBrgb(178, 31, 21)

HSLhsl(4, 79%, 39%)

HSVhsv(4, 88%, 70%)

OKLCHoklch(49.4% 0.183 29.4)

CMYKcmyk(0%, 83%, 88%, 30%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #B21F15 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text6.77:1AA normal ✓AA large ✓AAA normal ✗

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

Color Harmonies

Colors that pair well with #B21F15 based on color wheel relationships. Click any swatch for its full breakdown.

Base#B21F15 Complementary#15A8B2 Analogous#B21559 Analogous#B26E15 Triadic#15B21F Triadic#1F15B2

Tints & Shades

Lighter tints and darker shades of #B21F15, useful for hover states, backgrounds, and text variants.

Tints

#D72619 #E74236 #EC645B #F18B84 #F5ADA8 #FAD4D1

Shades

#9B1B12 #841710 #6E130D #570F0A #400B07 #290705

Use #B21F15 in Our Tools

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