#B73726#B73726

#B73726 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.5% C 0.167 H 30.8°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#B73726
RGB	rgb(183, 55, 38)
HSL	hsl(7, 66%, 43%)
HSV	hsv(7, 79%, 72%)
CMYK	cmyk(0%, 69.9%, 79.2%, 28.2%)
CIE-LAB	lab(42.68, 50.53, 39.36)
CIE-LCH	lch(42.68, 64.06, 37.92°)
OKLab	oklab(52.52% 0.1437 0.0857)
OKLCH	oklch(52.52% 0.167 30.8)
XYZ	xyz(21.2469, 12.9428, 3.2128)
Luminance	0.1294 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73726 #26A6B7

analogous

#B7265E #B73726 #B77F26

triadic

#B73726 #26B737 #3726B7

tetradic

#B73726 #5EB726 #26A6B7 #7F26B7

square

#B73726 #5EB726 #26A6B7 #7F26B7

split-complementary

#B73726 #26B77F #265EB7

monochromatic

#521911 #84281B #B73726 #D85442 #E28275

Accessibility & contrast

On white

5.85

#B73726 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B73726 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73726

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73726	#FFFFFF	#000000	##FFFFFF
##B73726	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5323

Deuteranopia (green-blind)

#7C6F20

Tritanopia (blue-blind)

#CA0434

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b73726;
/* rgb */ color: rgb(183, 55, 38);
/* oklch */ color: oklch(52.5% 0.167 30.8);

Tailwind

colors: {
  custom: {
    50: '#d57662',
    500: '#b73726',
    950: '#000000',
  },
}

SCSS

$custom: #b73726;
$custom-light: #d57662;
$custom-dark: #000000;

JSON

{
  "hex": "#b73726",
  "rgb": {
    "r": 183,
    "g": 55,
    "b": 38
  },
  "hsl": {
    "h": 7.034,
    "s": 65.611,
    "l": 43.333
  },
  "oklch": {
    "l": 0.52518,
    "c": 0.16734,
    "h": 30.8
  },
  "luminance": 0.1294
}

Semantic roles & 50–950 ramp

primary

#B73726

secondary

#6FBFCA

accent

#D5E93F

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B73726

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

Preview Lab → · Contrast checker → · Palette generator →