#B72E24#B72E24

#B72E24 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.6% C 0.175 H 28.9°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#B72E24
RGB	rgb(183, 46, 36)
HSL	hsl(4, 67%, 43%)
HSV	hsv(4, 80%, 72%)
CMYK	cmyk(0%, 74.9%, 80.3%, 28.2%)
CIE-LAB	lab(41.46, 53.78, 39.21)
CIE-LCH	lch(41.46, 66.56, 36.10°)
OKLab	oklab(51.6% 0.1535 0.0847)
OKLCH	oklch(51.6% 0.175 28.9)
XYZ	xyz(20.8264, 12.1519, 2.9177)
Luminance	0.1215 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72E24 #24ADB7

analogous

#B72463 #B72E24 #B77824

triadic

#B72E24 #24B72E #2E24B7

tetradic

#B72E24 #63B724 #24ADB7 #7824B7

square

#B72E24 #63B724 #24ADB7 #7824B7

split-complementary

#B72E24 #24B778 #2463B7

monochromatic

#511410 #84211A #B72E24 #D9493F #E37A72

Accessibility & contrast

On white

6.12

#B72E24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B72E24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72E24

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72E24	#FFFFFF	#000000	##FFFFFF
##B72E24	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F21

Deuteranopia (green-blind)

#7A6D1E

Tritanopia (blue-blind)

#CA002D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72e24;
/* rgb */ color: rgb(183, 46, 36);
/* oklch */ color: oklch(51.6% 0.175 28.9);

Tailwind

colors: {
  custom: {
    50: '#d67160',
    500: '#b72e24',
    950: '#000000',
  },
}

SCSS

$custom: #b72e24;
$custom-light: #d67160;
$custom-dark: #000000;

JSON

{
  "hex": "#b72e24",
  "rgb": {
    "r": 183,
    "g": 46,
    "b": 36
  },
  "hsl": {
    "h": 4.082,
    "s": 67.123,
    "l": 42.941
  },
  "oklch": {
    "l": 0.516,
    "c": 0.17531,
    "h": 28.9
  },
  "luminance": 0.12149
}

Semantic roles & 50–950 ramp

primary

#B72E24

secondary

#6DC4CA

accent

#DEEA3E

background

#FEF7F5

surface

#FDEDE9

border

#D5C8C5

text

#160805

muted

#847B79

Preview Lab

Preview with #B72E24

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

Preview Lab → · Contrast checker → · Palette generator →