#B73F50#B73F50

#B73F50 is a mid, vivid red. Relative luminance 0.142; OKLCH L 54.1% C 0.155 H 15.7°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#B73F50
RGB	rgb(183, 63, 80)
HSL	hsl(352, 49%, 48%)
HSV	hsv(352, 66%, 72%)
CMYK	cmyk(0%, 65.6%, 56.3%, 28.2%)
CIE-LAB	lab(44.52, 49.59, 16.81)
CIE-LCH	lch(44.52, 52.36, 18.73°)
OKLab	oklab(54.11% 0.1489 0.0418)
OKLCH	oklch(54.11% 0.155 15.7)
XYZ	xyz(22.7560, 14.2045, 9.1313)
Luminance	0.1420 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73F50 #3FB7A6

analogous

#B73F8C #B73F50 #B76A3F

triadic

#B73F50 #50B73F #3F50B7

tetradic

#B73F50 #8CB73F #3FB7A6 #6A3FB7

square

#B73F50 #8CB73F #3FB7A6 #6A3FB7

split-complementary

#B73F50 #3FB76A #3F8CB7

monochromatic

#5C2028 #892F3C #B73F50 #CB6876 #DB969F

Accessibility & contrast

On white

5.47

#B73F50 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#B73F50 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73F50

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73F50	#FFFFFF	#000000	##FFFFFF
##B73F50	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5A50

Deuteranopia (green-blind)

#7B734D

Tritanopia (blue-blind)

#C82846

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b73f50;
/* rgb */ color: rgb(183, 63, 80);
/* oklch */ color: oklch(54.1% 0.155 15.7);

Tailwind

colors: {
  custom: {
    50: '#d27b80',
    500: '#b73f50',
    950: '#000000',
  },
}

SCSS

$custom: #b73f50;
$custom-light: #d27b80;
$custom-dark: #000000;

JSON

{
  "hex": "#b73f50",
  "rgb": {
    "r": 183,
    "g": 63,
    "b": 80
  },
  "hsl": {
    "h": 351.5,
    "s": 48.78,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54107,
    "c": 0.15467,
    "h": 15.7
  },
  "luminance": 0.14201
}

Semantic roles & 50–950 ramp

primary

#B73F50

secondary

#8BC6BE

accent

#D8C54F

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B73F50

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

Preview Lab → · Contrast checker → · Palette generator →