#B54142#B54142

#B54142 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.7% C 0.151 H 23.2°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#B54142
RGB	rgb(181, 65, 66)
HSL	hsl(359, 47%, 48%)
HSV	hsv(359, 64%, 71%)
CMYK	cmyk(0%, 64.1%, 63.5%, 29%)
CIE-LAB	lab(44.23, 47.05, 24.89)
CIE-LCH	lch(44.23, 53.23, 27.88°)
OKLab	oklab(53.74% 0.1387 0.0595)
OKLCH	oklch(53.74% 0.151 23.2)
XYZ	xyz(21.9319, 14.0007, 6.7007)
Luminance	0.1400 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B54142 #41B5B4

analogous

#B5417C #B54142 #B57A41

triadic

#B54142 #42B541 #4142B5

tetradic

#B54142 #7CB541 #41B5B4 #7A41B5

square

#B54142 #7CB541 #41B5B4 #7A41B5

split-complementary

#B54142 #41B57A #417CB5

monochromatic

#5B2121 #883132 #B54142 #C96A6B #DA9797

Accessibility & contrast

On white

5.53

#B54142 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#B54142 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B54142

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B54142	#FFFFFF	#000000	##FFFFFF
##B54142	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5941

Deuteranopia (green-blind)

#7C723F

Tritanopia (blue-blind)

#C62842

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b54142;
/* rgb */ color: rgb(181, 65, 66);
/* oklch */ color: oklch(53.7% 0.151 23.2);

Tailwind

colors: {
  custom: {
    50: '#d27b76',
    500: '#b54142',
    950: '#000000',
  },
}

SCSS

$custom: #b54142;
$custom-light: #d27b76;
$custom-dark: #000000;

JSON

{
  "hex": "#b54142",
  "rgb": {
    "r": 181,
    "g": 65,
    "b": 66
  },
  "hsl": {
    "h": 359.483,
    "s": 47.154,
    "l": 48.235
  },
  "oklch": {
    "l": 0.53737,
    "c": 0.15089,
    "h": 23.2
  },
  "luminance": 0.13998
}

Semantic roles & 50–950 ramp

primary

#B54142

secondary

#8CC5C5

accent

#D7D651

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B54142

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

Preview Lab → · Contrast checker → · Palette generator →