#B73C2F#B73C2F

#B73C2F is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.2% C 0.161 H 29.5°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#B73C2F
RGB	rgb(183, 60, 47)
HSL	hsl(6, 59%, 45%)
HSV	hsv(6, 74%, 72%)
CMYK	cmyk(0%, 67.2%, 74.3%, 28.2%)
CIE-LAB	lab(43.52, 48.86, 35.28)
CIE-LCH	lch(43.52, 60.27, 35.83°)
OKLab	oklab(53.18% 0.1403 0.0793)
OKLCH	oklch(53.18% 0.161 29.5)
XYZ	xyz(21.6598, 13.5074, 4.1554)
Luminance	0.1350 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73C2F #2FAAB7

analogous

#B72F66 #B73C2F #B7802F

triadic

#B73C2F #2FB73C #3C2FB7

tetradic

#B73C2F #66B72F #2FAAB7 #802FB7

square

#B73C2F #66B72F #2FAAB7 #802FB7

split-complementary

#B73C2F #2FB780 #2F66B7

monochromatic

#561C16 #862C22 #B73C2F #D25D51 #DF8B82

Accessibility & contrast

On white

5.67

#B73C2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#B73C2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73C2F

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73C2F	#FFFFFF	#000000	##FFFFFF
##B73C2F	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F562D

Deuteranopia (green-blind)

#7D712B

Tritanopia (blue-blind)

#C9183A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b73c2f;
/* rgb */ color: rgb(183, 60, 47);
/* oklch */ color: oklch(53.2% 0.161 29.5);

Tailwind

colors: {
  custom: {
    50: '#d57868',
    500: '#b73c2f',
    950: '#000000',
  },
}

SCSS

$custom: #b73c2f;
$custom-light: #d57868;
$custom-dark: #000000;

JSON

{
  "hex": "#b73c2f",
  "rgb": {
    "r": 183,
    "g": 60,
    "b": 47
  },
  "hsl": {
    "h": 5.735,
    "s": 59.13,
    "l": 45.098
  },
  "oklch": {
    "l": 0.53179,
    "c": 0.16114,
    "h": 29.5
  },
  "luminance": 0.13504
}

Semantic roles & 50–950 ramp

primary

#B73C2F

secondary

#7AC0C8

accent

#D3E245

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B73C2F

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

Preview Lab → · Contrast checker → · Palette generator →