#B43616#B43616

#B43616 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.168 H 34.7°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#B43616
RGB	rgb(180, 54, 22)
HSL	hsl(12, 78%, 40%)
HSV	hsv(12, 88%, 71%)
CMYK	cmyk(0%, 70%, 87.8%, 29.4%)
CIE-LAB	lab(41.85, 49.47, 46.24)
CIE-LCH	lch(41.85, 67.71, 43.06°)
OKLab	oklab(51.76% 0.138 0.0954)
OKLCH	oklch(51.76% 0.168 34.7)
XYZ	xyz(20.2888, 12.4027, 2.0846)
Luminance	0.1240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43616 #1694B4

analogous

#B41645 #B43616 #B48516

triadic

#B43616 #16B436 #3616B4

tetradic

#B43616 #45B416 #1694B4 #8516B4

square

#B43616 #45B416 #1694B4 #8516B4

split-complementary

#B43616 #16B485 #1645B4

monochromatic

#471509 #7D260F #B43616 #E44A23 #EB775A

Accessibility & contrast

On white

6.03

#B43616 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B43616 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43616

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43616	#FFFFFF	#000000	##FFFFFF
##B43616	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C510F

Deuteranopia (green-blind)

#7B6D0D

Tritanopia (blue-blind)

#C70030

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b43616;
/* rgb */ color: rgb(180, 54, 22);
/* oklch */ color: oklch(51.8% 0.168 34.7);

Tailwind

colors: {
  custom: {
    50: '#d47558',
    500: '#b43616',
    950: '#000000',
  },
}

SCSS

$custom: #b43616;
$custom-light: #d47558;
$custom-dark: #000000;

JSON

{
  "hex": "#b43616",
  "rgb": {
    "r": 180,
    "g": 54,
    "b": 22
  },
  "hsl": {
    "h": 12.152,
    "s": 78.218,
    "l": 39.608
  },
  "oklch": {
    "l": 0.51755,
    "c": 0.16773,
    "h": 34.7
  },
  "luminance": 0.124
}

Semantic roles & 50–950 ramp

primary

#B43616

secondary

#58B6CE

accent

#CDF533

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160903

muted

#847B78

Preview Lab

Preview with #B43616

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

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