#B43135#B43135

#B43135 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.167 H 23.8°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#B43135
RGB	rgb(180, 49, 53)
HSL	hsl(358, 57%, 45%)
HSV	hsv(358, 73%, 71%)
CMYK	cmyk(0%, 72.8%, 70.6%, 29.4%)
CIE-LAB	lab(41.47, 52.46, 29.27)
CIE-LCH	lch(41.47, 60.07, 29.16°)
OKLab	oklab(51.57% 0.1533 0.0675)
OKLCH	oklch(51.57% 0.167 23.8)
XYZ	xyz(20.5656, 12.1601, 4.6317)
Luminance	0.1216 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43135 #31B4B0

analogous

#B43176 #B43135 #B46F31

triadic

#B43135 #35B431 #3135B4

tetradic

#B43135 #76B431 #31B4B0 #6F31B4

square

#B43135 #76B431 #31B4B0 #6F31B4

split-complementary

#B43135 #31B46F #3176B4

monochromatic

#541719 #842427 #B43135 #D05256 #DD8285

Accessibility & contrast

On white

6.12

#B43135 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B43135 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43135

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43135	#FFFFFF	#000000	##FFFFFF
##B43135	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)

#575034

Deuteranopia (green-blind)

#776C31

Tritanopia (blue-blind)

#C60034

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b43135;
/* rgb */ color: rgb(180, 49, 53);
/* oklch */ color: oklch(51.6% 0.167 23.8);

Tailwind

colors: {
  custom: {
    50: '#d2736c',
    500: '#b43135',
    950: '#000000',
  },
}

SCSS

$custom: #b43135;
$custom-light: #d2736c;
$custom-dark: #000000;

JSON

{
  "hex": "#b43135",
  "rgb": {
    "r": 180,
    "g": 49,
    "b": 53
  },
  "hsl": {
    "h": 358.168,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.5157,
    "c": 0.16748,
    "h": 23.8
  },
  "luminance": 0.12157
}

Semantic roles & 50–950 ramp

primary

#B43135

secondary

#7BC6C4

accent

#E0DC47

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B43135

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

Preview Lab → · Contrast checker → · Palette generator →