#B43319#B43319

#B43319 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.170 H 33.1°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#B43319
RGB	rgb(180, 51, 25)
HSL	hsl(10, 76%, 40%)
HSV	hsv(10, 86%, 71%)
CMYK	cmyk(0%, 71.7%, 86.1%, 29.4%)
CIE-LAB	lab(41.44, 50.70, 44.56)
CIE-LCH	lch(41.44, 67.50, 41.31°)
OKLab	oklab(51.46% 0.1422 0.0928)
OKLCH	oklch(51.46% 0.17 33.1)
XYZ	xyz(20.1841, 12.1443, 2.2008)
Luminance	0.1214 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43319 #199AB4

analogous

#B4194C #B43319 #B48119

triadic

#B43319 #19B433 #3319B4

tetradic

#B43319 #4CB419 #199AB4 #8119B4

square

#B43319 #4CB419 #199AB4 #8119B4

split-complementary

#B43319 #19B481 #194CB4

monochromatic

#49150A #7E2412 #B43319 #E14829 #E9765F

Accessibility & contrast

On white

6.13

#B43319 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B43319 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43319

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43319	#FFFFFF	#000000	##FFFFFF
##B43319	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5014

Deuteranopia (green-blind)

#7A6C11

Tritanopia (blue-blind)

#C7002F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b43319;
/* rgb */ color: rgb(180, 51, 25);
/* oklch */ color: oklch(51.5% 0.170 33.1);

Tailwind

colors: {
  custom: {
    50: '#d47359',
    500: '#b43319',
    950: '#000000',
  },
}

SCSS

$custom: #b43319;
$custom-light: #d47359;
$custom-dark: #000000;

JSON

{
  "hex": "#b43319",
  "rgb": {
    "r": 180,
    "g": 51,
    "b": 25
  },
  "hsl": {
    "h": 10.065,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.51458,
    "c": 0.16981,
    "h": 33.1
  },
  "luminance": 0.12141
}

Semantic roles & 50–950 ramp

primary

#B43319

secondary

#5CBACD

accent

#D3F236

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B43319

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

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