#B43920#B43920

#B43920 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.2% C 0.164 H 33.3°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B43920
RGB	rgb(180, 57, 32)
HSL	hsl(10, 70%, 42%)
HSV	hsv(10, 82%, 71%)
CMYK	cmyk(0%, 68.3%, 82.2%, 29.4%)
CIE-LAB	lab(42.36, 48.52, 42.00)
CIE-LCH	lch(42.36, 64.17, 40.88°)
OKLab	oklab(52.16% 0.1367 0.0898)
OKLCH	oklch(52.16% 0.164 33.3)
XYZ	xyz(20.5486, 12.7369, 2.7427)
Luminance	0.1273 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43920 #209BB4

analogous

#B42051 #B43920 #B48320

triadic

#B43920 #20B439 #3920B4

tetradic

#B43920 #51B420 #209BB4 #8320B4

square

#B43920 #51B420 #209BB4 #8320B4

split-complementary

#B43920 #20B483 #2051B4

monochromatic

#4C180E #802917 #B43920 #DB5236 #E47F6A

Accessibility & contrast

On white

5.92

#B43920 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B43920 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43920

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43920	#FFFFFF	#000000	##FFFFFF
##B43920	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D531C

Deuteranopia (green-blind)

#7B6E1A

Tritanopia (blue-blind)

#C60E34

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b43920;
/* rgb */ color: rgb(180, 57, 32);
/* oklch */ color: oklch(52.2% 0.164 33.3);

Tailwind

colors: {
  custom: {
    50: '#d3765e',
    500: '#b43920',
    950: '#000000',
  },
}

SCSS

$custom: #b43920;
$custom-light: #d3765e;
$custom-dark: #000000;

JSON

{
  "hex": "#b43920",
  "rgb": {
    "r": 180,
    "g": 57,
    "b": 32
  },
  "hsl": {
    "h": 10.135,
    "s": 69.811,
    "l": 41.569
  },
  "oklch": {
    "l": 0.52164,
    "c": 0.1635,
    "h": 33.3
  },
  "luminance": 0.12734
}

Semantic roles & 50–950 ramp

primary

#B43920

secondary

#66B9CA

accent

#CFED3B

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B43920

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

Preview Lab → · Contrast checker → · Palette generator →