#B4422F#B4422F

#B4422F is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.4% C 0.152 H 31.8°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#B4422F
RGB	rgb(180, 66, 47)
HSL	hsl(9, 59%, 45%)
HSV	hsv(9, 74%, 71%)
CMYK	cmyk(0%, 63.3%, 73.9%, 29.4%)
CIE-LAB	lab(43.96, 45.20, 35.62)
CIE-LCH	lch(43.96, 57.55, 38.24°)
OKLab	oklab(53.41% 0.1292 0.0802)
OKLCH	oklch(53.41% 0.152 31.8)
XYZ	xyz(21.2860, 13.8080, 4.2331)
Luminance	0.1381 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4422F #2FA1B4

analogous

#B42F5F #B4422F #B4842F

triadic

#B4422F #2FB442 #422FB4

tetradic

#B4422F #5FB42F #2FA1B4 #842FB4

square

#B4422F #5FB42F #2FA1B4 #842FB4

split-complementary

#B4422F #2FB484 #2F5FB4

monochromatic

#531E16 #833022 #B4422F #D1624F #DE8D80

Accessibility & contrast

On white

5.58

#B4422F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B4422F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4422F

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4422F	#FFFFFF	#000000	##FFFFFF
##B4422F	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62582C

Deuteranopia (green-blind)

#7E712B

Tritanopia (blue-blind)

#C6263E

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b4422f;
/* rgb */ color: rgb(180, 66, 47);
/* oklch */ color: oklch(53.4% 0.152 31.8);

Tailwind

colors: {
  custom: {
    50: '#d27b68',
    500: '#b4422f',
    950: '#000000',
  },
}

SCSS

$custom: #b4422f;
$custom-light: #d27b68;
$custom-dark: #000000;

JSON

{
  "hex": "#b4422f",
  "rgb": {
    "r": 180,
    "g": 66,
    "b": 47
  },
  "hsl": {
    "h": 8.571,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.53409,
    "c": 0.15206,
    "h": 31.8
  },
  "luminance": 0.13805
}

Semantic roles & 50–950 ramp

primary

#B4422F

secondary

#78BBC7

accent

#CCE246

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A06

muted

#837C7A

Preview Lab

Preview with #B4422F

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

Preview Lab → · Contrast checker → · Palette generator →