#B72E27#B72E27

#B72E27 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.175 H 28.0°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#B72E27
RGB	rgb(183, 46, 39)
HSL	hsl(3, 65%, 44%)
HSV	hsv(3, 79%, 72%)
CMYK	cmyk(0%, 74.9%, 78.7%, 28.2%)
CIE-LAB	lab(41.49, 53.88, 37.59)
CIE-LCH	lch(41.49, 65.70, 34.91°)
OKLab	oklab(51.63% 0.1544 0.0821)
OKLCH	oklch(51.63% 0.175 28)
XYZ	xyz(20.8741, 12.1710, 3.1692)
Luminance	0.1217 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72E27 #27B0B7

analogous

#B72768 #B72E27 #B77627

triadic

#B72E27 #27B72E #2E27B7

tetradic

#B72E27 #68B727 #27B0B7 #7627B7

square

#B72E27 #68B727 #27B0B7 #7627B7

split-complementary

#B72E27 #27B776 #2768B7

monochromatic

#521511 #85211C #B72E27 #D74B44 #E27C76

Accessibility & contrast

On white

6.12

#B72E27 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B72E27 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72E27

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72E27	#FFFFFF	#000000	##FFFFFF
##B72E27	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)

#584F25

Deuteranopia (green-blind)

#796D21

Tritanopia (blue-blind)

#CA002E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72e27;
/* rgb */ color: rgb(183, 46, 39);
/* oklch */ color: oklch(51.6% 0.175 28.0);

Tailwind

colors: {
  custom: {
    50: '#d67262',
    500: '#b72e27',
    950: '#000000',
  },
}

SCSS

$custom: #b72e27;
$custom-light: #d67262;
$custom-dark: #000000;

JSON

{
  "hex": "#b72e27",
  "rgb": {
    "r": 183,
    "g": 46,
    "b": 39
  },
  "hsl": {
    "h": 2.917,
    "s": 64.865,
    "l": 43.529
  },
  "oklch": {
    "l": 0.51632,
    "c": 0.17489,
    "h": 28
  },
  "luminance": 0.12168
}

Semantic roles & 50–950 ramp

primary

#B72E27

secondary

#70C5C9

accent

#E0E840

background

#FEF7F5

surface

#FDEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B72E27

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

Preview Lab → · Contrast checker → · Palette generator →