#B4402C#B4402C

#B4402C is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.1% C 0.155 H 32.1°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#B4402C
RGB	rgb(180, 64, 44)
HSL	hsl(9, 61%, 44%)
HSV	hsv(9, 76%, 71%)
CMYK	cmyk(0%, 64.4%, 75.6%, 29.4%)
CIE-LAB	lab(43.59, 45.97, 36.88)
CIE-LCH	lch(43.59, 58.94, 38.74°)
OKLab	oklab(53.12% 0.131 0.0822)
OKLCH	oklch(53.12% 0.155 32.1)
XYZ	xyz(21.1127, 13.5550, 3.8870)
Luminance	0.1355 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4402C #2CA0B4

analogous

#B42C5C #B4402C #B4842C

triadic

#B4402C #2CB440 #402CB4

tetradic

#B4402C #5CB42C #2CA0B4 #842CB4

square

#B4402C #5CB42C #2CA0B4 #842CB4

split-complementary

#B4402C #2CB484 #2C5CB4

monochromatic

#521D14 #832F20 #B4402C #D35E4A #DF8A7C

Accessibility & contrast

On white

5.66

#B4402C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#B4402C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4402C

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4402C	#FFFFFF	#000000	##FFFFFF
##B4402C	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615729

Deuteranopia (green-blind)

#7D7028

Tritanopia (blue-blind)

#C6223C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b4402c;
/* rgb */ color: rgb(180, 64, 44);
/* oklch */ color: oklch(53.1% 0.155 32.1);

Tailwind

colors: {
  custom: {
    50: '#d27a66',
    500: '#b4402c',
    950: '#000000',
  },
}

SCSS

$custom: #b4402c;
$custom-light: #d27a66;
$custom-dark: #000000;

JSON

{
  "hex": "#b4402c",
  "rgb": {
    "r": 180,
    "g": 64,
    "b": 44
  },
  "hsl": {
    "h": 8.824,
    "s": 60.714,
    "l": 43.922
  },
  "oklch": {
    "l": 0.53121,
    "c": 0.15465,
    "h": 32.1
  },
  "luminance": 0.13552
}

Semantic roles & 50–950 ramp

primary

#B4402C

secondary

#75BBC7

accent

#CCE444

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B4402C

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

Preview Lab → · Contrast checker → · Palette generator →