#B4442F#B4442F

#B4442F is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.7% C 0.150 H 32.6°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#B4442F
RGB	rgb(180, 68, 47)
HSL	hsl(9, 59%, 45%)
HSV	hsv(9, 74%, 71%)
CMYK	cmyk(0%, 62.2%, 73.9%, 29.4%)
CIE-LAB	lab(44.30, 44.29, 36.00)
CIE-LCH	lch(44.30, 57.08, 39.10°)
OKLab	oklab(53.67% 0.1264 0.081)
OKLCH	oklch(53.67% 0.15 32.6)
XYZ	xyz(21.4049, 14.0458, 4.2728)
Luminance	0.1404 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4442F #2F9FB4

analogous

#B42F5C #B4442F #B4872F

triadic

#B4442F #2FB444 #442FB4

tetradic

#B4442F #5CB42F #2F9FB4 #872FB4

square

#B4442F #5CB42F #2F9FB4 #872FB4

split-complementary

#B4442F #2FB487 #2F5CB4

monochromatic

#531F16 #833222 #B4442F #D1644F #DE8F80

Accessibility & contrast

On white

5.51

#B4442F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#B4442F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4442F

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4442F	#FFFFFF	#000000	##FFFFFF
##B4442F	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#63592C

Deuteranopia (green-blind)

#7F722B

Tritanopia (blue-blind)

#C62940

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b4442f;
/* rgb */ color: rgb(180, 68, 47);
/* oklch */ color: oklch(53.7% 0.150 32.6);

Tailwind

colors: {
  custom: {
    50: '#d27d68',
    500: '#b4442f',
    950: '#000000',
  },
}

SCSS

$custom: #b4442f;
$custom-light: #d27d68;
$custom-dark: #000000;

JSON

{
  "hex": "#b4442f",
  "rgb": {
    "r": 180,
    "g": 68,
    "b": 47
  },
  "hsl": {
    "h": 9.474,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.53667,
    "c": 0.15011,
    "h": 32.6
  },
  "luminance": 0.14043
}

Semantic roles & 50–950 ramp

primary

#B4442F

secondary

#78BAC7

accent

#C9E246

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A06

muted

#837C7A

Preview Lab

Preview with #B4442F

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

Preview Lab → · Contrast checker → · Palette generator →