#B32B21#B32B21

#B32B21 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.6% C 0.174 H 29.0°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#B32B21
RGB	rgb(179, 43, 33)
HSL	hsl(4, 69%, 42%)
HSV	hsv(4, 82%, 70%)
CMYK	cmyk(0%, 76%, 81.6%, 29.8%)
CIE-LAB	lab(40.29, 53.44, 39.42)
CIE-LCH	lch(40.29, 66.41, 36.41°)
OKLab	oklab(50.58% 0.1523 0.0845)
OKLCH	oklch(50.58% 0.174 29)
XYZ	xyz(19.7312, 11.4244, 2.6048)
Luminance	0.1142 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32B21 #21A9B3

analogous

#B32160 #B32B21 #B37421

triadic

#B32B21 #21B32B #2B21B3

tetradic

#B32B21 #60B321 #21A9B3 #7421B3

square

#B32B21 #60B321 #21A9B3 #7421B3

split-complementary

#B32B21 #21B374 #2160B3

monochromatic

#4C120E #7F1F17 #B32B21 #DA4237 #E4736B

Accessibility & contrast

On white

6.39

#B32B21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#B32B21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32B21

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32B21	#FFFFFF	#000000	##FFFFFF
##B32B21	1.00	6.39	3.28	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554C1E

Deuteranopia (green-blind)

#776A1A

Tritanopia (blue-blind)

#C5002A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b32b21;
/* rgb */ color: rgb(179, 43, 33);
/* oklch */ color: oklch(50.6% 0.174 29.0);

Tailwind

colors: {
  custom: {
    50: '#d3705e',
    500: '#b32b21',
    950: '#000000',
  },
}

SCSS

$custom: #b32b21;
$custom-light: #d3705e;
$custom-dark: #000000;

JSON

{
  "hex": "#b32b21",
  "rgb": {
    "r": 179,
    "g": 43,
    "b": 33
  },
  "hsl": {
    "h": 4.11,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.50578,
    "c": 0.17415,
    "h": 29
  },
  "luminance": 0.11421
}

Semantic roles & 50–950 ramp

primary

#B32B21

secondary

#66C3CA

accent

#E0EC3C

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B32B21

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →