#B73327#B73327

#B73327 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.1% C 0.171 H 29.3°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#B73327
RGB	rgb(183, 51, 39)
HSL	hsl(5, 65%, 44%)
HSV	hsv(5, 79%, 72%)
CMYK	cmyk(0%, 72.1%, 78.7%, 28.2%)
CIE-LAB	lab(42.13, 52.10, 38.26)
CIE-LCH	lch(42.13, 64.64, 36.30°)
OKLab	oklab(52.11% 0.1488 0.0836)
OKLCH	oklch(52.11% 0.171 29.3)
XYZ	xyz(21.0809, 12.5847, 3.2381)
Luminance	0.1258 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73327 #27ABB7

analogous

#B72763 #B73327 #B77B27

triadic

#B73327 #27B733 #3327B7

tetradic

#B73327 #63B727 #27ABB7 #7B27B7

square

#B73327 #63B727 #27ABB7 #7B27B7

split-complementary

#B73327 #27B77B #2763B7

monochromatic

#521711 #85251C #B73327 #D75044 #E27F76

Accessibility & contrast

On white

5.97

#B73327 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#B73327 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73327

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73327	#FFFFFF	#000000	##FFFFFF
##B73327	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5124

Deuteranopia (green-blind)

#7B6E21

Tritanopia (blue-blind)

#CA0031

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b73327;
/* rgb */ color: rgb(183, 51, 39);
/* oklch */ color: oklch(52.1% 0.171 29.3);

Tailwind

colors: {
  custom: {
    50: '#d57462',
    500: '#b73327',
    950: '#000000',
  },
}

SCSS

$custom: #b73327;
$custom-light: #d57462;
$custom-dark: #000000;

JSON

{
  "hex": "#b73327",
  "rgb": {
    "r": 183,
    "g": 51,
    "b": 39
  },
  "hsl": {
    "h": 5,
    "s": 64.865,
    "l": 43.529
  },
  "oklch": {
    "l": 0.52112,
    "c": 0.17069,
    "h": 29.3
  },
  "luminance": 0.12581
}

Semantic roles & 50–950 ramp

primary

#B73327

secondary

#70C2C9

accent

#DAE840

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B73327

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

Preview Lab → · Contrast checker → · Palette generator →