#B73751#B73751

#B73751 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.2% C 0.164 H 12.9°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#B73751
RGB	rgb(183, 55, 81)
HSL	hsl(348, 54%, 47%)
HSV	hsv(348, 70%, 72%)
CMYK	cmyk(0%, 69.9%, 55.7%, 28.2%)
CIE-LAB	lab(43.36, 52.92, 14.61)
CIE-LCH	lch(43.36, 54.90, 15.43°)
OKLab	oklab(53.24% 0.1597 0.0366)
OKLCH	oklch(53.24% 0.164 12.9)
XYZ	xyz(22.3819, 13.3968, 9.1902)
Luminance	0.1339 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73751 #37B79D

analogous

#B73791 #B73751 #B75D37

triadic

#B73751 #51B737 #3751B7

tetradic

#B73751 #91B737 #37B79D #5D37B7

square

#B73751 #91B737 #37B79D #5D37B7

split-complementary

#B73751 #37B75D #3791B7

monochromatic

#591B27 #88293C #B73751 #CE5D74 #DC8C9C

Accessibility & contrast

On white

5.71

#B73751 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B73751 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73751

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73751	#FFFFFF	#000000	##FFFFFF
##B73751	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575651

Deuteranopia (green-blind)

#78704E

Tritanopia (blue-blind)

#C81A41

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b73751;
/* rgb */ color: rgb(183, 55, 81);
/* oklch */ color: oklch(53.2% 0.164 12.9);

Tailwind

colors: {
  custom: {
    50: '#d37781',
    500: '#b73751',
    950: '#000000',
  },
}

SCSS

$custom: #b73751;
$custom-light: #d37781;
$custom-dark: #000000;

JSON

{
  "hex": "#b73751",
  "rgb": {
    "r": 183,
    "g": 55,
    "b": 81
  },
  "hsl": {
    "h": 347.813,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53242,
    "c": 0.16384,
    "h": 12.9
  },
  "luminance": 0.13394
}

Semantic roles & 50–950 ramp

primary

#B73751

secondary

#83C7B9

accent

#DDBF4B

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B73751

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

Preview Lab → · Contrast checker → · Palette generator →