#B43641#B43641

#B43641 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.3% C 0.162 H 20.0°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B43641
RGB	rgb(180, 54, 65)
HSL	hsl(355, 54%, 46%)
HSV	hsv(355, 70%, 71%)
CMYK	cmyk(0%, 70%, 63.9%, 29.4%)
CIE-LAB	lab(42.35, 51.24, 23.06)
CIE-LCH	lch(42.35, 56.19, 24.23°)
OKLab	oklab(52.29% 0.1519 0.0552)
OKLCH	oklch(52.29% 0.162 20)
XYZ	xyz(21.0978, 12.7263, 6.3455)
Luminance	0.1272 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43641 #36B4A9

analogous

#B43680 #B43641 #B46A36

triadic

#B43641 #41B436 #3641B4

tetradic

#B43641 #80B436 #36B4A9 #6A36B4

square

#B43641 #80B436 #36B4A9 #6A36B4

split-complementary

#B43641 #36B46A #3680B4

monochromatic

#561A1F #852830 #B43641 #CD5A64 #DC8990

Accessibility & contrast

On white

5.92

#B43641 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B43641 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43641

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43641	#FFFFFF	#000000	##FFFFFF
##B43641	1.00	5.92	3.54	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585341

Deuteranopia (green-blind)

#786E3D

Tritanopia (blue-blind)

#C5133B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b43641;
/* rgb */ color: rgb(180, 54, 65);
/* oklch */ color: oklch(52.3% 0.162 20.0);

Tailwind

colors: {
  custom: {
    50: '#d17575',
    500: '#b43641',
    950: '#000000',
  },
}

SCSS

$custom: #b43641;
$custom-light: #d17575;
$custom-dark: #000000;

JSON

{
  "hex": "#b43641",
  "rgb": {
    "r": 180,
    "g": 54,
    "b": 65
  },
  "hsl": {
    "h": 354.762,
    "s": 53.846,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52288,
    "c": 0.16163,
    "h": 20
  },
  "luminance": 0.12723
}

Semantic roles & 50–950 ramp

primary

#B43641

secondary

#80C6C0

accent

#DDD04B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B43641

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

Preview Lab → · Contrast checker → · Palette generator →