#B53E4E#B53E4E

#B53E4E is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.154 H 16.1°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#B53E4E
RGB	rgb(181, 62, 78)
HSL	hsl(352, 49%, 48%)
HSV	hsv(352, 66%, 71%)
CMYK	cmyk(0%, 65.7%, 56.9%, 29%)
CIE-LAB	lab(43.98, 49.20, 17.24)
CIE-LCH	lch(43.98, 52.13, 19.31°)
OKLab	oklab(53.62% 0.1476 0.0427)
OKLCH	oklch(53.62% 0.154 16.1)
XYZ	xyz(22.1558, 13.8220, 8.7075)
Luminance	0.1382 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53E4E #3EB5A5

analogous

#B53E89 #B53E4E #B56A3E

triadic

#B53E4E #4EB53E #3E4EB5

tetradic

#B53E4E #89B53E #3EB5A5 #6A3EB5

square

#B53E4E #89B53E #3EB5A5 #6A3EB5

split-complementary

#B53E4E #3EB56A #3E89B5

monochromatic

#5A1F27 #872E3A #B53E4E #CA6673 #DA939D

Accessibility & contrast

On white

5.58

#B53E4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B53E4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53E4E

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53E4E	#FFFFFF	#000000	##FFFFFF
##B53E4E	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B584E

Deuteranopia (green-blind)

#7A714B

Tritanopia (blue-blind)

#C62744

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b53e4e;
/* rgb */ color: rgb(181, 62, 78);
/* oklch */ color: oklch(53.6% 0.154 16.1);

Tailwind

colors: {
  custom: {
    50: '#d17a7f',
    500: '#b53e4e',
    950: '#000000',
  },
}

SCSS

$custom: #b53e4e;
$custom-light: #d17a7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b53e4e",
  "rgb": {
    "r": 181,
    "g": 62,
    "b": 78
  },
  "hsl": {
    "h": 351.933,
    "s": 48.971,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53618,
    "c": 0.15365,
    "h": 16.1
  },
  "luminance": 0.13819
}

Semantic roles & 50–950 ramp

primary

#B53E4E

secondary

#89C5BD

accent

#D9C64F

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B53E4E

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

Preview Lab → · Contrast checker → · Palette generator →