#B13A43#B13A43

#B13A43 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.3% C 0.154 H 20.0°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B13A43
RGB	rgb(177, 58, 67)
HSL	hsl(355, 51%, 46%)
HSV	hsv(355, 67%, 69%)
CMYK	cmyk(0%, 67.2%, 62.1%, 30.6%)
CIE-LAB	lab(42.43, 48.77, 21.83)
CIE-LCH	lch(42.43, 53.43, 24.12°)
OKLab	oklab(52.26% 0.1448 0.0527)
OKLCH	oklch(52.26% 0.154 20)
XYZ	xyz(20.6597, 12.7813, 6.6883)
Luminance	0.1278 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13A43 #3AB1A8

analogous

#B13A7E #B13A43 #B16C3A

triadic

#B13A43 #43B13A #3A43B1

tetradic

#B13A43 #7EB13A #3AB1A8 #6C3AB1

square

#B13A43 #7EB13A #3AB1A8 #6C3AB1

split-complementary

#B13A43 #3AB16C #3A7EB1

monochromatic

#551C20 #832B32 #B13A43 #CA5E66 #D98C92

Accessibility & contrast

On white

5.91

#B13A43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B13A43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13A43

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13A43	#FFFFFF	#000000	##FFFFFF
##B13A43	1.00	5.91	3.56	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595443

Deuteranopia (green-blind)

#776D40

Tritanopia (blue-blind)

#C21E3E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b13a43;
/* rgb */ color: rgb(177, 58, 67);
/* oklch */ color: oklch(52.3% 0.154 20.0);

Tailwind

colors: {
  custom: {
    50: '#cf7777',
    500: '#b13a43',
    950: '#000000',
  },
}

SCSS

$custom: #b13a43;
$custom-light: #cf7777;
$custom-dark: #000000;

JSON

{
  "hex": "#b13a43",
  "rgb": {
    "r": 177,
    "g": 58,
    "b": 67
  },
  "hsl": {
    "h": 355.462,
    "s": 50.638,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52261,
    "c": 0.15409,
    "h": 20
  },
  "luminance": 0.12778
}

Semantic roles & 50–950 ramp

primary

#B13A43

secondary

#83C4BF

accent

#DAD04E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B13A43

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

Preview Lab → · Contrast checker → · Palette generator →