#B4473B#B4473B

#B4473B is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.2% C 0.144 H 29.0°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#B4473B
RGB	rgb(180, 71, 59)
HSL	hsl(6, 51%, 47%)
HSV	hsv(6, 67%, 71%)
CMYK	cmyk(0%, 60.6%, 67.2%, 29.4%)
CIE-LAB	lab(44.98, 43.52, 29.93)
CIE-LCH	lch(44.98, 52.82, 34.52°)
OKLab	oklab(54.23% 0.1264 0.0699)
OKLCH	oklch(54.23% 0.144 29)
XYZ	xyz(21.8672, 14.5285, 5.7896)
Luminance	0.1453 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4473B #3BA8B4

analogous

#B43B6C #B4473B #B4833B

triadic

#B4473B #3BB447 #473BB4

tetradic

#B4473B #6CB43B #3BA8B4 #833BB4

square

#B4473B #6CB43B #3BA8B4 #833BB4

split-complementary

#B4473B #3BB483 #3B6CB4

monochromatic

#58231D #86352C #B4473B #CB6C61 #DA978F

Accessibility & contrast

On white

5.38

#B4473B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#B4473B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4473B

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4473B	#FFFFFF	#000000	##FFFFFF
##B4473B	1.00	5.38	3.91	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645C39

Deuteranopia (green-blind)

#7F7338

Tritanopia (blue-blind)

#C53045

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b4473b;
/* rgb */ color: rgb(180, 71, 59);
/* oklch */ color: oklch(54.2% 0.144 29.0);

Tailwind

colors: {
  custom: {
    50: '#d17f71',
    500: '#b4473b',
    950: '#000000',
  },
}

SCSS

$custom: #b4473b;
$custom-light: #d17f71;
$custom-dark: #000000;

JSON

{
  "hex": "#b4473b",
  "rgb": {
    "r": 180,
    "g": 71,
    "b": 59
  },
  "hsl": {
    "h": 5.95,
    "s": 50.628,
    "l": 46.863
  },
  "oklch": {
    "l": 0.54232,
    "c": 0.14441,
    "h": 29
  },
  "luminance": 0.14526
}

Semantic roles & 50–950 ramp

primary

#B4473B

secondary

#86BFC5

accent

#CCDA4E

background

#FDF7F6

surface

#FBEEEC

border

#D4C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B4473B

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

Preview Lab → · Contrast checker → · Palette generator →