#B73C4E#B73C4E

#B73C4E is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.7% C 0.158 H 15.8°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#B73C4E
RGB	rgb(183, 60, 78)
HSL	hsl(351, 51%, 48%)
HSV	hsv(351, 67%, 72%)
CMYK	cmyk(0%, 67.2%, 57.4%, 28.2%)
CIE-LAB	lab(44.02, 50.69, 17.36)
CIE-LCH	lch(44.02, 53.58, 18.90°)
OKLab	oklab(53.72% 0.1521 0.043)
OKLCH	oklch(53.72% 0.158 15.8)
XYZ	xyz(22.5215, 13.8521, 8.6940)
Luminance	0.1385 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73C4E #3CB7A5

analogous

#B73C8B #B73C4E #B7683C

triadic

#B73C4E #4EB73C #3C4EB7

tetradic

#B73C4E #8BB73C #3CB7A5 #683CB7

square

#B73C4E #8BB73C #3CB7A5 #683CB7

split-complementary

#B73C4E #3CB768 #3C8BB7

monochromatic

#5B1E27 #892D3A #B73C4E #CC6473 #DB929D

Accessibility & contrast

On white

5.57

#B73C4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#B73C4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73C4E

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73C4E	#FFFFFF	#000000	##FFFFFF
##B73C4E	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B584E

Deuteranopia (green-blind)

#7A714B

Tritanopia (blue-blind)

#C82243

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b73c4e;
/* rgb */ color: rgb(183, 60, 78);
/* oklch */ color: oklch(53.7% 0.158 15.8);

Tailwind

colors: {
  custom: {
    50: '#d3797f',
    500: '#b73c4e',
    950: '#000000',
  },
}

SCSS

$custom: #b73c4e;
$custom-light: #d3797f;
$custom-dark: #000000;

JSON

{
  "hex": "#b73c4e",
  "rgb": {
    "r": 183,
    "g": 60,
    "b": 78
  },
  "hsl": {
    "h": 351.22,
    "s": 50.617,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53716,
    "c": 0.15808,
    "h": 15.8
  },
  "luminance": 0.13849
}

Semantic roles & 50–950 ramp

primary

#B73C4E

secondary

#88C6BD

accent

#DAC64E

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B73C4E

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

Preview Lab → · Contrast checker → · Palette generator →