#B32721#B32721

#B32721 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.2% C 0.177 H 28.1°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#B32721
RGB	rgb(179, 39, 33)
HSL	hsl(2, 69%, 42%)
HSV	hsv(2, 82%, 70%)
CMYK	cmyk(0%, 78.2%, 81.6%, 29.8%)
CIE-LAB	lab(39.83, 54.72, 38.97)
CIE-LCH	lch(39.83, 67.18, 35.46°)
OKLab	oklab(50.24% 0.1563 0.0835)
OKLCH	oklch(50.24% 0.177 28.1)
XYZ	xyz(19.5928, 11.1477, 2.5586)
Luminance	0.1114 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32721 #21ADB3

analogous

#B32164 #B32721 #B37021

triadic

#B32721 #21B327 #2721B3

tetradic

#B32721 #64B321 #21ADB3 #7021B3

square

#B32721 #64B321 #21ADB3 #7021B3

split-complementary

#B32721 #21B370 #2164B3

monochromatic

#4C100E #7F1C17 #B32721 #DA3E37 #E4706B

Accessibility & contrast

On white

6.50

#B32721 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#B32721 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32721

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32721	#FFFFFF	#000000	##FFFFFF
##B32721	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A1E

Deuteranopia (green-blind)

#76691A

Tritanopia (blue-blind)

#C60028

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b32721;
/* rgb */ color: rgb(179, 39, 33);
/* oklch */ color: oklch(50.2% 0.177 28.1);

Tailwind

colors: {
  custom: {
    50: '#d36e5e',
    500: '#b32721',
    950: '#000000',
  },
}

SCSS

$custom: #b32721;
$custom-light: #d36e5e;
$custom-dark: #000000;

JSON

{
  "hex": "#b32721",
  "rgb": {
    "r": 179,
    "g": 39,
    "b": 33
  },
  "hsl": {
    "h": 2.466,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.50237,
    "c": 0.17721,
    "h": 28.1
  },
  "luminance": 0.11145
}

Semantic roles & 50–950 ramp

primary

#B32721

secondary

#66C6CA

accent

#E4EC3C

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #B32721

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

Preview Lab → · Contrast checker → · Palette generator →