#B53E4F#B53E4F

#B53E4F is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.6% C 0.154 H 15.6°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#B53E4F
RGB	rgb(181, 62, 79)
HSL	hsl(351, 49%, 48%)
HSV	hsv(351, 66%, 71%)
CMYK	cmyk(0%, 65.7%, 56.4%, 29%)
CIE-LAB	lab(44.00, 49.28, 16.65)
CIE-LCH	lch(44.00, 52.01, 18.67°)
OKLab	oklab(53.64% 0.148 0.0414)
OKLCH	oklch(53.64% 0.154 15.6)
XYZ	xyz(22.1920, 13.8365, 8.8977)
Luminance	0.1383 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53E4F #3EB5A4

analogous

#B53E8A #B53E4F #B5693E

triadic

#B53E4F #4FB53E #3E4FB5

tetradic

#B53E4F #8AB53E #3EB5A4 #693EB5

square

#B53E4F #8AB53E #3EB5A4 #693EB5

split-complementary

#B53E4F #3EB569 #3E8AB5

monochromatic

#5A1F27 #872E3B #B53E4F #CA6674 #DA939D

Accessibility & contrast

On white

5.58

#B53E4F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#B53E4F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53E4F

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53E4F	#FFFFFF	#000000	##FFFFFF
##B53E4F	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B584F

Deuteranopia (green-blind)

#7A714C

Tritanopia (blue-blind)

#C62745

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b53e4f;
/* rgb */ color: rgb(181, 62, 79);
/* oklch */ color: oklch(53.6% 0.154 15.6);

Tailwind

colors: {
  custom: {
    50: '#d17a80',
    500: '#b53e4f',
    950: '#000000',
  },
}

SCSS

$custom: #b53e4f;
$custom-light: #d17a80;
$custom-dark: #000000;

JSON

{
  "hex": "#b53e4f",
  "rgb": {
    "r": 181,
    "g": 62,
    "b": 79
  },
  "hsl": {
    "h": 351.429,
    "s": 48.971,
    "l": 47.647
  },
  "oklch": {
    "l": 0.5364,
    "c": 0.15367,
    "h": 15.6
  },
  "luminance": 0.13834
}

Semantic roles & 50–950 ramp

primary

#B53E4F

secondary

#89C5BD

accent

#D9C54F

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B53E4F

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

Preview Lab → · Contrast checker → · Palette generator →