#B43136#B43136

#B43136 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.167 H 23.4°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#B43136
RGB	rgb(180, 49, 54)
HSL	hsl(358, 57%, 45%)
HSV	hsv(358, 73%, 71%)
CMYK	cmyk(0%, 72.8%, 70%, 29.4%)
CIE-LAB	lab(41.48, 52.51, 28.68)
CIE-LCH	lch(41.48, 59.83, 28.65°)
OKLab	oklab(51.59% 0.1537 0.0664)
OKLCH	oklch(51.59% 0.167 23.4)
XYZ	xyz(20.5888, 12.1694, 4.7541)
Luminance	0.1217 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43136 #31B4AF

analogous

#B43177 #B43136 #B46E31

triadic

#B43136 #36B431 #3136B4

tetradic

#B43136 #77B431 #31B4AF #6E31B4

square

#B43136 #77B431 #31B4AF #6E31B4

split-complementary

#B43136 #31B46E #3177B4

monochromatic

#541719 #842428 #B43136 #D05257 #DD8286

Accessibility & contrast

On white

6.12

#B43136 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B43136 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43136

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43136	#FFFFFF	#000000	##FFFFFF
##B43136	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575035

Deuteranopia (green-blind)

#776C32

Tritanopia (blue-blind)

#C60034

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b43136;
/* rgb */ color: rgb(180, 49, 54);
/* oklch */ color: oklch(51.6% 0.167 23.4);

Tailwind

colors: {
  custom: {
    50: '#d2736d',
    500: '#b43136',
    950: '#000000',
  },
}

SCSS

$custom: #b43136;
$custom-light: #d2736d;
$custom-dark: #000000;

JSON

{
  "hex": "#b43136",
  "rgb": {
    "r": 180,
    "g": 49,
    "b": 54
  },
  "hsl": {
    "h": 357.71,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51586,
    "c": 0.16738,
    "h": 23.4
  },
  "luminance": 0.12166
}

Semantic roles & 50–950 ramp

primary

#B43136

secondary

#7BC6C3

accent

#E0DB47

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B43136

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

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