#B4392F#B4392F

#B4392F is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.3% C 0.161 H 28.5°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#B4392F
RGB	rgb(180, 57, 47)
HSL	hsl(5, 59%, 45%)
HSV	hsv(5, 74%, 71%)
CMYK	cmyk(0%, 68.3%, 73.9%, 29.4%)
CIE-LAB	lab(42.52, 49.08, 34.01)
CIE-LCH	lch(42.52, 59.71, 34.72°)
OKLab	oklab(52.33% 0.1413 0.0767)
OKLCH	oklch(52.33% 0.161 28.5)
XYZ	xyz(20.8009, 12.8378, 4.0714)
Luminance	0.1283 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4392F #2FAAB4

analogous

#B42F68 #B4392F #B47B2F

triadic

#B4392F #2FB439 #392FB4

tetradic

#B4392F #68B42F #2FAAB4 #7B2FB4

square

#B4392F #68B42F #2FAAB4 #7B2FB4

split-complementary

#B4392F #2FB47B #2F68B4

monochromatic

#531A16 #832A22 #B4392F #D1594F #DE8780

Accessibility & contrast

On white

5.89

#B4392F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B4392F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4392F

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4392F	#FFFFFF	#000000	##FFFFFF
##B4392F	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C532D

Deuteranopia (green-blind)

#7B6E2B

Tritanopia (blue-blind)

#C61338

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b4392f;
/* rgb */ color: rgb(180, 57, 47);
/* oklch */ color: oklch(52.3% 0.161 28.5);

Tailwind

colors: {
  custom: {
    50: '#d27768',
    500: '#b4392f',
    950: '#000000',
  },
}

SCSS

$custom: #b4392f;
$custom-light: #d27768;
$custom-dark: #000000;

JSON

{
  "hex": "#b4392f",
  "rgb": {
    "r": 180,
    "g": 57,
    "b": 47
  },
  "hsl": {
    "h": 4.511,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52328,
    "c": 0.1608,
    "h": 28.5
  },
  "luminance": 0.12835
}

Semantic roles & 50–950 ramp

primary

#B4392F

secondary

#78C1C7

accent

#D6E246

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B4392F

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

Preview Lab → · Contrast checker → · Palette generator →