#B32728#B32728

#B32728 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.3% C 0.176 H 26.0°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#B32728
RGB	rgb(179, 39, 40)
HSL	hsl(360, 64%, 43%)
HSV	hsv(360, 78%, 70%)
CMYK	cmyk(0%, 78.2%, 77.7%, 29.8%)
CIE-LAB	lab(39.90, 54.96, 35.11)
CIE-LCH	lch(39.90, 65.22, 32.58°)
OKLab	oklab(50.31% 0.1585 0.0774)
OKLCH	oklch(50.31% 0.176 26)
XYZ	xyz(19.7013, 11.1911, 3.1298)
Luminance	0.1119 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32728 #27B3B2

analogous

#B3276E #B32728 #B36C27

triadic

#B32728 #28B327 #2728B3

tetradic

#B32728 #6EB327 #27B3B2 #6C27B3

square

#B32728 #6EB327 #27B3B2 #6C27B3

split-complementary

#B32728 #27B36C #276EB3

monochromatic

#4E1112 #811C1D #B32728 #D64143 #E17475

Accessibility & contrast

On white

6.49

#B32728 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#B32728 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32728

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32728	#FFFFFF	#000000	##FFFFFF
##B32728	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534B26

Deuteranopia (green-blind)

#756922

Tritanopia (blue-blind)

#C50029

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b32728;
/* rgb */ color: rgb(179, 39, 40);
/* oklch */ color: oklch(50.3% 0.176 26.0);

Tailwind

colors: {
  custom: {
    50: '#d36e62',
    500: '#b32728',
    950: '#000000',
  },
}

SCSS

$custom: #b32728;
$custom-light: #d36e62;
$custom-dark: #000000;

JSON

{
  "hex": "#b32728",
  "rgb": {
    "r": 179,
    "g": 39,
    "b": 40
  },
  "hsl": {
    "h": 359.571,
    "s": 64.22,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50314,
    "c": 0.17635,
    "h": 26
  },
  "luminance": 0.11188
}

Semantic roles & 50–950 ramp

primary

#B32728

secondary

#6EC8C7

accent

#E7E641

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B32728

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

Preview Lab → · Contrast checker → · Palette generator →