#B72E28#B72E28

#B72E28 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.175 H 27.7°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#B72E28
RGB	rgb(183, 46, 40)
HSL	hsl(3, 64%, 44%)
HSV	hsv(3, 78%, 72%)
CMYK	cmyk(0%, 74.9%, 78.1%, 28.2%)
CIE-LAB	lab(41.50, 53.91, 37.04)
CIE-LCH	lch(41.50, 65.41, 34.49°)
OKLab	oklab(51.64% 0.1547 0.0813)
OKLCH	oklch(51.64% 0.175 27.7)
XYZ	xyz(20.8909, 12.1777, 3.2576)
Luminance	0.1217 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72E28 #28B1B7

analogous

#B72869 #B72E28 #B77528

triadic

#B72E28 #28B72E #2E28B7

tetradic

#B72E28 #69B728 #28B1B7 #7528B7

square

#B72E28 #69B728 #28B1B7 #7528B7

split-complementary

#B72E28 #28B775 #2869B7

monochromatic

#531512 #85211D #B72E28 #D64C46 #E17C78

Accessibility & contrast

On white

6.11

#B72E28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B72E28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72E28

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72E28	#FFFFFF	#000000	##FFFFFF
##B72E28	1.00	6.11	3.43	6.11
#FFFFFF	6.11	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F26

Deuteranopia (green-blind)

#796D22

Tritanopia (blue-blind)

#CA002E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72e28;
/* rgb */ color: rgb(183, 46, 40);
/* oklch */ color: oklch(51.6% 0.175 27.7);

Tailwind

colors: {
  custom: {
    50: '#d67263',
    500: '#b72e28',
    950: '#000000',
  },
}

SCSS

$custom: #b72e28;
$custom-light: #d67263;
$custom-dark: #000000;

JSON

{
  "hex": "#b72e28",
  "rgb": {
    "r": 183,
    "g": 46,
    "b": 40
  },
  "hsl": {
    "h": 2.517,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.51643,
    "c": 0.17476,
    "h": 27.7
  },
  "luminance": 0.12174
}

Semantic roles & 50–950 ramp

primary

#B72E28

secondary

#72C6C9

accent

#E0E741

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B72E28

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

Preview Lab → · Contrast checker → · Palette generator →