#B13643#B13643

#B13643 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.158 H 18.8°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#B13643
RGB	rgb(177, 54, 67)
HSL	hsl(354, 53%, 45%)
HSV	hsv(354, 69%, 69%)
CMYK	cmyk(0%, 69.5%, 62.1%, 30.6%)
CIE-LAB	lab(41.84, 50.40, 21.06)
CIE-LCH	lch(41.84, 54.62, 22.68°)
OKLab	oklab(51.82% 0.15 0.0509)
OKLCH	oklch(51.82% 0.158 18.8)
XYZ	xyz(20.4658, 12.3936, 6.6236)
Luminance	0.1239 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13643 #36B1A4

analogous

#B13680 #B13643 #B16736

triadic

#B13643 #43B136 #3643B1

tetradic

#B13643 #80B136 #36B1A4 #6736B1

square

#B13643 #80B136 #36B1A4 #6736B1

split-complementary

#B13643 #36B167 #3680B1

monochromatic

#53191F #822831 #B13643 #CC5864 #DA8790

Accessibility & contrast

On white

6.04

#B13643 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B13643 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13643

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13643	#FFFFFF	#000000	##FFFFFF
##B13643	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575243

Deuteranopia (green-blind)

#766C40

Tritanopia (blue-blind)

#C2163C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b13643;
/* rgb */ color: rgb(177, 54, 67);
/* oklch */ color: oklch(51.8% 0.158 18.8);

Tailwind

colors: {
  custom: {
    50: '#cf7577',
    500: '#b13643',
    950: '#000000',
  },
}

SCSS

$custom: #b13643;
$custom-light: #cf7577;
$custom-dark: #000000;

JSON

{
  "hex": "#b13643",
  "rgb": {
    "r": 177,
    "g": 54,
    "b": 67
  },
  "hsl": {
    "h": 353.659,
    "s": 53.247,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51815,
    "c": 0.15839,
    "h": 18.8
  },
  "luminance": 0.12391
}

Semantic roles & 50–950 ramp

primary

#B13643

secondary

#7FC4BD

accent

#DDCD4B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B13643

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

Preview Lab → · Contrast checker → · Palette generator →