#B43722#B43722

#B43722 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.0% C 0.165 H 32.1°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#B43722
RGB	rgb(180, 55, 34)
HSL	hsl(9, 68%, 42%)
HSV	hsv(9, 81%, 71%)
CMYK	cmyk(0%, 69.4%, 81.1%, 29.4%)
CIE-LAB	lab(42.08, 49.39, 40.71)
CIE-LCH	lch(42.08, 64.01, 39.49°)
OKLab	oklab(51.96% 0.1397 0.0876)
OKLCH	oklch(51.96% 0.165 32.1)
XYZ	xyz(20.4797, 12.5543, 2.8579)
Luminance	0.1255 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43722 #229FB4

analogous

#B42256 #B43722 #B48022

triadic

#B43722 #22B437 #3722B4

tetradic

#B43722 #56B422 #229FB4 #8022B4

square

#B43722 #56B422 #229FB4 #8022B4

split-complementary

#B43722 #22B480 #2256B4

monochromatic

#4D180F #812718 #B43722 #DA513A #E37E6D

Accessibility & contrast

On white

5.98

#B43722 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#B43722 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43722

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43722	#FFFFFF	#000000	##FFFFFF
##B43722	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C521E

Deuteranopia (green-blind)

#7B6D1C

Tritanopia (blue-blind)

#C60733

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b43722;
/* rgb */ color: rgb(180, 55, 34);
/* oklch */ color: oklch(52.0% 0.165 32.1);

Tailwind

colors: {
  custom: {
    50: '#d3755f',
    500: '#b43722',
    950: '#000000',
  },
}

SCSS

$custom: #b43722;
$custom-light: #d3755f;
$custom-dark: #000000;

JSON

{
  "hex": "#b43722",
  "rgb": {
    "r": 180,
    "g": 55,
    "b": 34
  },
  "hsl": {
    "h": 8.63,
    "s": 68.224,
    "l": 41.961
  },
  "oklch": {
    "l": 0.51959,
    "c": 0.16492,
    "h": 32.1
  },
  "luminance": 0.12551
}

Semantic roles & 50–950 ramp

primary

#B43722

secondary

#68BCCA

accent

#D2EB3D

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160905

muted

#847B79

Preview Lab

Preview with #B43722

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

Preview Lab → · Contrast checker → · Palette generator →