#B5402A#B5402A

#B5402A is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.3% C 0.156 H 32.7°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#B5402A
RGB	rgb(181, 64, 42)
HSL	hsl(9, 62%, 44%)
HSV	hsv(9, 77%, 71%)
CMYK	cmyk(0%, 64.6%, 76.8%, 29%)
CIE-LAB	lab(43.74, 46.24, 38.20)
CIE-LCH	lch(43.74, 59.98, 39.56°)
OKLab	oklab(53.26% 0.1314 0.0845)
OKLCH	oklch(53.26% 0.156 32.7)
XYZ	xyz(21.3097, 13.6608, 3.7047)
Luminance	0.1366 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5402A #2A9FB5

analogous

#B52A59 #B5402A #B5852A

triadic

#B5402A #2AB540 #402AB5

tetradic

#B5402A #59B52A #2A9FB5 #852AB5

square

#B5402A #59B52A #2A9FB5 #852AB5

split-complementary

#B5402A #2AB585 #2A59B5

monochromatic

#521D13 #832E1E #B5402A #D45E48 #E08A79

Accessibility & contrast

On white

5.63

#B5402A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B5402A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5402A

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5402A	#FFFFFF	#000000	##FFFFFF
##B5402A	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615727

Deuteranopia (green-blind)

#7E7126

Tritanopia (blue-blind)

#C7213C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b5402a;
/* rgb */ color: rgb(181, 64, 42);
/* oklch */ color: oklch(53.3% 0.156 32.7);

Tailwind

colors: {
  custom: {
    50: '#d37a65',
    500: '#b5402a',
    950: '#000000',
  },
}

SCSS

$custom: #b5402a;
$custom-light: #d37a65;
$custom-dark: #000000;

JSON

{
  "hex": "#b5402a",
  "rgb": {
    "r": 181,
    "g": 64,
    "b": 42
  },
  "hsl": {
    "h": 9.496,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.53263,
    "c": 0.15616,
    "h": 32.7
  },
  "luminance": 0.13658
}

Semantic roles & 50–950 ramp

primary

#B5402A

secondary

#73BBC8

accent

#CCE542

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A05

muted

#847C7A

Preview Lab

Preview with #B5402A

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

Preview Lab → · Contrast checker → · Palette generator →