#B5412B#B5412B

#B5412B is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.4% C 0.155 H 32.8°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#B5412B
RGB	rgb(181, 65, 43)
HSL	hsl(10, 62%, 44%)
HSV	hsv(10, 76%, 71%)
CMYK	cmyk(0%, 64.1%, 76.2%, 29%)
CIE-LAB	lab(43.92, 45.84, 37.84)
CIE-LCH	lch(43.92, 59.44, 39.54°)
OKLab	oklab(53.4% 0.1303 0.084)
OKLCH	oklch(53.4% 0.155 32.8)
XYZ	xyz(21.3847, 13.7818, 3.8191)
Luminance	0.1378 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5412B #2B9FB5

analogous

#B52B5A #B5412B #B5862B

triadic

#B5412B #2BB541 #412BB5

tetradic

#B5412B #5AB52B #2B9FB5 #862BB5

square

#B5412B #5AB52B #2B9FB5 #862BB5

split-complementary

#B5412B #2BB586 #2B5AB5

monochromatic

#521D14 #842F1F #B5412B #D45F49 #E08B7B

Accessibility & contrast

On white

5.59

#B5412B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B5412B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5412B

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5412B	#FFFFFF	#000000	##FFFFFF
##B5412B	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625828

Deuteranopia (green-blind)

#7E7127

Tritanopia (blue-blind)

#C7233D

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b5412b;
/* rgb */ color: rgb(181, 65, 43);
/* oklch */ color: oklch(53.4% 0.155 32.8);

Tailwind

colors: {
  custom: {
    50: '#d37b66',
    500: '#b5412b',
    950: '#000000',
  },
}

SCSS

$custom: #b5412b;
$custom-light: #d37b66;
$custom-dark: #000000;

JSON

{
  "hex": "#b5412b",
  "rgb": {
    "r": 181,
    "g": 65,
    "b": 43
  },
  "hsl": {
    "h": 9.565,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.53399,
    "c": 0.15499,
    "h": 32.8
  },
  "luminance": 0.13779
}

Semantic roles & 50–950 ramp

primary

#B5412B

secondary

#74BAC8

accent

#CBE543

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B5412B

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

Preview Lab → · Contrast checker → · Palette generator →