#B54243#B54243

#B54243 is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.9% C 0.150 H 23.1°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#B54243
RGB	rgb(181, 66, 67)
HSL	hsl(359, 47%, 48%)
HSV	hsv(359, 64%, 71%)
CMYK	cmyk(0%, 63.5%, 63%, 29%)
CIE-LAB	lab(44.42, 46.67, 24.52)
CIE-LCH	lch(44.42, 52.72, 27.72°)
OKLab	oklab(53.88% 0.1377 0.0587)
OKLCH	oklch(53.88% 0.15 23.1)
XYZ	xyz(22.0195, 14.1284, 6.8766)
Luminance	0.1412 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B54243 #42B5B4

analogous

#B5427C #B54243 #B57A42

triadic

#B54243 #43B542 #4243B5

tetradic

#B54243 #7CB542 #42B5B4 #7A42B5

square

#B54243 #7CB542 #42B5B4 #7A42B5

split-complementary

#B54243 #42B57A #427CB5

monochromatic

#5B2122 #883232 #B54243 #C96B6C #D99899

Accessibility & contrast

On white

5.49

#B54243 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#B54243 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B54243

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B54243	#FFFFFF	#000000	##FFFFFF
##B54243	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605A42

Deuteranopia (green-blind)

#7D7240

Tritanopia (blue-blind)

#C62A43

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b54243;
/* rgb */ color: rgb(181, 66, 67);
/* oklch */ color: oklch(53.9% 0.150 23.1);

Tailwind

colors: {
  custom: {
    50: '#d27c77',
    500: '#b54243',
    950: '#000000',
  },
}

SCSS

$custom: #b54243;
$custom-light: #d27c77;
$custom-dark: #000000;

JSON

{
  "hex": "#b54243",
  "rgb": {
    "r": 181,
    "g": 66,
    "b": 67
  },
  "hsl": {
    "h": 359.478,
    "s": 46.559,
    "l": 48.431
  },
  "oklch": {
    "l": 0.5388,
    "c": 0.14967,
    "h": 23.1
  },
  "luminance": 0.14125
}

Semantic roles & 50–950 ramp

primary

#B54243

secondary

#8EC5C5

accent

#D6D552

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B54243

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

Preview Lab → · Contrast checker → · Palette generator →