#B73025#B73025

#B73025 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.8% C 0.174 H 29.1°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#B73025
RGB	rgb(183, 48, 37)
HSL	hsl(5, 66%, 43%)
HSV	hsv(5, 80%, 72%)
CMYK	cmyk(0%, 73.8%, 79.8%, 28.2%)
CIE-LAB	lab(41.72, 53.11, 38.93)
CIE-LCH	lch(41.72, 65.86, 36.24°)
OKLab	oklab(51.8% 0.1516 0.0844)
OKLCH	oklch(51.8% 0.174 29.1)
XYZ	xyz(20.9218, 12.3180, 3.0259)
Luminance	0.1231 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73025 #25ACB7

analogous

#B72563 #B73025 #B77925

triadic

#B73025 #25B730 #3025B7

tetradic

#B73025 #63B725 #25ACB7 #7925B7

square

#B73025 #63B725 #25ACB7 #7925B7

split-complementary

#B73025 #25B779 #2563B7

monochromatic

#511510 #84231B #B73025 #D94C41 #E37C74

Accessibility & contrast

On white

6.06

#B73025 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B73025 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73025

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73025	#FFFFFF	#000000	##FFFFFF
##B73025	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595022

Deuteranopia (green-blind)

#7A6D1F

Tritanopia (blue-blind)

#CA002F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b73025;
/* rgb */ color: rgb(183, 48, 37);
/* oklch */ color: oklch(51.8% 0.174 29.1);

Tailwind

colors: {
  custom: {
    50: '#d67261',
    500: '#b73025',
    950: '#000000',
  },
}

SCSS

$custom: #b73025;
$custom-light: #d67261;
$custom-dark: #000000;

JSON

{
  "hex": "#b73025",
  "rgb": {
    "r": 183,
    "g": 48,
    "b": 37
  },
  "hsl": {
    "h": 4.521,
    "s": 66.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.51797,
    "c": 0.17353,
    "h": 29.1
  },
  "luminance": 0.12315
}

Semantic roles & 50–950 ramp

primary

#B73025

secondary

#6EC3CA

accent

#DCE93F

background

#FEF7F5

surface

#FDEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B73025

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

Preview Lab → · Contrast checker → · Palette generator →