#B43620#B43620

#B43620 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.166 H 32.3°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#B43620
RGB	rgb(180, 54, 32)
HSL	hsl(9, 70%, 42%)
HSV	hsv(9, 82%, 71%)
CMYK	cmyk(0%, 70%, 82.2%, 29.4%)
CIE-LAB	lab(41.92, 49.73, 41.58)
CIE-LCH	lch(41.92, 64.82, 39.90°)
OKLab	oklab(51.83% 0.1404 0.0888)
OKLCH	oklch(51.83% 0.166 32.3)
XYZ	xyz(20.4047, 12.4490, 2.6947)
Luminance	0.1245 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43620 #209EB4

analogous

#B42054 #B43620 #B48020

triadic

#B43620 #20B436 #3620B4

tetradic

#B43620 #54B420 #209EB4 #8020B4

square

#B43620 #54B420 #209EB4 #8020B4

split-complementary

#B43620 #20B480 #2054B4

monochromatic

#4C170E #802617 #B43620 #DB4F36 #E47C6A

Accessibility & contrast

On white

6.02

#B43620 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#B43620 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43620

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43620	#FFFFFF	#000000	##FFFFFF
##B43620	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B511C

Deuteranopia (green-blind)

#7A6D1A

Tritanopia (blue-blind)

#C60232

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b43620;
/* rgb */ color: rgb(180, 54, 32);
/* oklch */ color: oklch(51.8% 0.166 32.3);

Tailwind

colors: {
  custom: {
    50: '#d3755e',
    500: '#b43620',
    950: '#000000',
  },
}

SCSS

$custom: #b43620;
$custom-light: #d3755e;
$custom-dark: #000000;

JSON

{
  "hex": "#b43620",
  "rgb": {
    "r": 180,
    "g": 54,
    "b": 32
  },
  "hsl": {
    "h": 8.919,
    "s": 69.811,
    "l": 41.569
  },
  "oklch": {
    "l": 0.51832,
    "c": 0.16614,
    "h": 32.3
  },
  "luminance": 0.12446
}

Semantic roles & 50–950 ramp

primary

#B43620

secondary

#66BBCA

accent

#D2ED3B

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B43620

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

Preview Lab → · Contrast checker → · Palette generator →