#B73E2E#B73E2E

#B73E2E is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.4% C 0.159 H 30.5°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#B73E2E
RGB	rgb(183, 62, 46)
HSL	hsl(7, 60%, 45%)
HSV	hsv(7, 75%, 72%)
CMYK	cmyk(0%, 66.1%, 74.9%, 28.2%)
CIE-LAB	lab(43.82, 47.97, 36.18)
CIE-LCH	lch(43.82, 60.09, 37.02°)
OKLab	oklab(53.4% 0.1373 0.081)
OKLCH	oklch(53.4% 0.159 30.5)
XYZ	xyz(21.7466, 13.7129, 4.0860)
Luminance	0.1371 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B73E2E #2EA7B7

analogous

#B72E63 #B73E2E #B7822E

triadic

#B73E2E #2EB73E #3E2EB7

tetradic

#B73E2E #63B72E #2EA7B7 #822EB7

square

#B73E2E #63B72E #2EA7B7 #822EB7

split-complementary

#B73E2E #2EB782 #2E63B7

monochromatic

#551D15 #862D22 #B73E2E #D35F4F #DF8B80

Accessibility & contrast

On white

5.61

#B73E2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#B73E2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73E2E

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B73E2E	#FFFFFF	#000000	##FFFFFF
##B73E2E	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60572B

Deuteranopia (green-blind)

#7E712A

Tritanopia (blue-blind)

#C91C3B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b73e2e;
/* rgb */ color: rgb(183, 62, 46);
/* oklch */ color: oklch(53.4% 0.159 30.5);

Tailwind

colors: {
  custom: {
    50: '#d57a68',
    500: '#b73e2e',
    950: '#000000',
  },
}

SCSS

$custom: #b73e2e;
$custom-light: #d57a68;
$custom-dark: #000000;

JSON

{
  "hex": "#b73e2e",
  "rgb": {
    "r": 183,
    "g": 62,
    "b": 46
  },
  "hsl": {
    "h": 7.007,
    "s": 59.825,
    "l": 44.902
  },
  "oklch": {
    "l": 0.53401,
    "c": 0.15942,
    "h": 30.5
  },
  "luminance": 0.1371
}

Semantic roles & 50–950 ramp

primary

#B73E2E

secondary

#79BFC8

accent

#D1E345

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B73E2E

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

Preview Lab → · Contrast checker → · Palette generator →