#B53E43#B53E43

#B53E43 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.4% C 0.154 H 21.7°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#B53E43
RGB	rgb(181, 62, 67)
HSL	hsl(357, 49%, 48%)
HSV	hsv(357, 66%, 71%)
CMYK	cmyk(0%, 65.7%, 63%, 29%)
CIE-LAB	lab(43.77, 48.42, 23.69)
CIE-LCH	lch(43.77, 53.90, 26.07°)
OKLab	oklab(53.39% 0.1432 0.0569)
OKLCH	oklch(53.39% 0.154 21.7)
XYZ	xyz(21.7939, 13.6773, 6.8015)
Luminance	0.1367 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53E43 #3EB5B0

analogous

#B53E7E #B53E43 #B5743E

triadic

#B53E43 #43B53E #3E43B5

tetradic

#B53E43 #7EB53E #3EB5B0 #743EB5

square

#B53E43 #7EB53E #3EB5B0 #743EB5

split-complementary

#B53E43 #3EB574 #3E7EB5

monochromatic

#5A1F21 #872E32 #B53E43 #CA666A #DA9396

Accessibility & contrast

On white

5.62

#B53E43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B53E43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53E43

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53E43	#FFFFFF	#000000	##FFFFFF
##B53E43	1.00	5.62	3.73	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5742

Deuteranopia (green-blind)

#7B7140

Tritanopia (blue-blind)

#C62341

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b53e43;
/* rgb */ color: rgb(181, 62, 67);
/* oklch */ color: oklch(53.4% 0.154 21.7);

Tailwind

colors: {
  custom: {
    50: '#d27a77',
    500: '#b53e43',
    950: '#000000',
  },
}

SCSS

$custom: #b53e43;
$custom-light: #d27a77;
$custom-dark: #000000;

JSON

{
  "hex": "#b53e43",
  "rgb": {
    "r": 181,
    "g": 62,
    "b": 67
  },
  "hsl": {
    "h": 357.479,
    "s": 48.971,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53393,
    "c": 0.15407,
    "h": 21.7
  },
  "luminance": 0.13674
}

Semantic roles & 50–950 ramp

primary

#B53E43

secondary

#89C5C3

accent

#D9D34F

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B53E43

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

Preview Lab → · Contrast checker → · Palette generator →