#B5422C#B5422C

#B5422C is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.5% C 0.154 H 32.8°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#B5422C
RGB	rgb(181, 66, 44)
HSL	hsl(10, 61%, 44%)
HSV	hsv(10, 76%, 71%)
CMYK	cmyk(0%, 63.5%, 75.7%, 29%)
CIE-LAB	lab(44.10, 45.43, 37.48)
CIE-LCH	lch(44.10, 58.90, 39.52°)
OKLab	oklab(53.54% 0.1292 0.0834)
OKLCH	oklch(53.54% 0.154 32.8)
XYZ	xyz(21.4612, 13.9051, 3.9363)
Luminance	0.1390 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5422C #2C9FB5

analogous

#B52C5B #B5422C #B5872C

triadic

#B5422C #2CB542 #422CB5

tetradic

#B5422C #5BB52C #2C9FB5 #872CB5

square

#B5422C #5BB52C #2C9FB5 #872CB5

split-complementary

#B5422C #2CB587 #2C5BB5

monochromatic

#531E14 #843020 #B5422C #D3614B #DF8C7C

Accessibility & contrast

On white

5.55

#B5422C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#B5422C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5422C

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5422C	#FFFFFF	#000000	##FFFFFF
##B5422C	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625829

Deuteranopia (green-blind)

#7F7228

Tritanopia (blue-blind)

#C7253E

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b5422c;
/* rgb */ color: rgb(181, 66, 44);
/* oklch */ color: oklch(53.5% 0.154 32.8);

Tailwind

colors: {
  custom: {
    50: '#d37b66',
    500: '#b5422c',
    950: '#000000',
  },
}

SCSS

$custom: #b5422c;
$custom-light: #d37b66;
$custom-dark: #000000;

JSON

{
  "hex": "#b5422c",
  "rgb": {
    "r": 181,
    "g": 66,
    "b": 44
  },
  "hsl": {
    "h": 9.635,
    "s": 60.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.53537,
    "c": 0.15382,
    "h": 32.8
  },
  "luminance": 0.13902
}

Semantic roles & 50–950 ramp

primary

#B5422C

secondary

#75BAC8

accent

#CAE444

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B5422C

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

Preview Lab → · Contrast checker → · Palette generator →