#B43918#B43918

#B43918 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.1% C 0.165 H 35.2°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#B43918
RGB	rgb(180, 57, 24)
HSL	hsl(13, 76%, 40%)
HSV	hsv(13, 87%, 71%)
CMYK	cmyk(0%, 68.3%, 86.7%, 29.4%)
CIE-LAB	lab(42.31, 48.31, 45.74)
CIE-LCH	lch(42.31, 66.53, 43.44°)
OKLab	oklab(52.1% 0.1347 0.0951)
OKLCH	oklch(52.1% 0.165 35.2)
XYZ	xyz(20.4528, 12.6986, 2.2381)
Luminance	0.1270 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43918 #1893B4

analogous

#B41845 #B43918 #B48718

triadic

#B43918 #18B439 #3918B4

tetradic

#B43918 #45B418 #1893B4 #8718B4

square

#B43918 #45B418 #1893B4 #8718B4

split-complementary

#B43918 #18B487 #1845B4

monochromatic

#48170A #7E2811 #B43918 #E24F27 #E97B5D

Accessibility & contrast

On white

5.93

#B43918 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B43918 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43918

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43918	#FFFFFF	#000000	##FFFFFF
##B43918	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5212

Deuteranopia (green-blind)

#7C6E10

Tritanopia (blue-blind)

#C70C33

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b43918;
/* rgb */ color: rgb(180, 57, 24);
/* oklch */ color: oklch(52.1% 0.165 35.2);

Tailwind

colors: {
  custom: {
    50: '#d47659',
    500: '#b43918',
    950: '#000000',
  },
}

SCSS

$custom: #b43918;
$custom-light: #d47659;
$custom-dark: #000000;

JSON

{
  "hex": "#b43918",
  "rgb": {
    "r": 180,
    "g": 57,
    "b": 24
  },
  "hsl": {
    "h": 12.692,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.52102,
    "c": 0.16487,
    "h": 35.2
  },
  "luminance": 0.12696
}

Semantic roles & 50–950 ramp

primary

#B43918

secondary

#5BB5CD

accent

#CBF335

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B43918

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

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