#B32A1F#B32A1F

#B32A1F is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.5% C 0.175 H 29.3°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#B32A1F
RGB	rgb(179, 42, 31)
HSL	hsl(4, 70%, 41%)
HSV	hsv(4, 83%, 70%)
CMYK	cmyk(0%, 76.5%, 82.7%, 29.8%)
CIE-LAB	lab(40.15, 53.71, 40.35)
CIE-LCH	lch(40.15, 67.18, 36.91°)
OKLab	oklab(50.47% 0.1528 0.0858)
OKLCH	oklch(50.47% 0.175 29.3)
XYZ	xyz(19.6681, 11.3417, 2.4496)
Luminance	0.1134 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32A1F #1FA8B3

analogous

#B31F5E #B32A1F #B3741F

triadic

#B32A1F #1FB32A #2A1FB3

tetradic

#B32A1F #5EB31F #1FA8B3 #741FB3

square

#B32A1F #5EB31F #1FA8B3 #741FB3

split-complementary

#B32A1F #1FB374 #1F5EB3

monochromatic

#4B120D #7F1E16 #B32A1F #DC4033 #E57168

Accessibility & contrast

On white

6.43

#B32A1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#B32A1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32A1F

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32A1F	#FFFFFF	#000000	##FFFFFF
##B32A1F	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554B1C

Deuteranopia (green-blind)

#766918

Tritanopia (blue-blind)

#C60029

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b32a1f;
/* rgb */ color: rgb(179, 42, 31);
/* oklch */ color: oklch(50.5% 0.175 29.3);

Tailwind

colors: {
  custom: {
    50: '#d36f5c',
    500: '#b32a1f',
    950: '#000000',
  },
}

SCSS

$custom: #b32a1f;
$custom-light: #d36f5c;
$custom-dark: #000000;

JSON

{
  "hex": "#b32a1f",
  "rgb": {
    "r": 179,
    "g": 42,
    "b": 31
  },
  "hsl": {
    "h": 4.459,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.50471,
    "c": 0.17521,
    "h": 29.3
  },
  "luminance": 0.11339
}

Semantic roles & 50–950 ramp

primary

#B32A1F

secondary

#64C3CA

accent

#E0ED3B

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B32A1F

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

Preview Lab → · Contrast checker → · Palette generator →