#B22338#B22338

#B22338 is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.177 H 19.3°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#B22338
RGB	rgb(178, 35, 56)
HSL	hsl(351, 67%, 42%)
HSV	hsv(351, 80%, 70%)
CMYK	cmyk(0%, 80.3%, 68.5%, 30.2%)
CIE-LAB	lab(39.51, 56.54, 24.95)
CIE-LCH	lch(39.51, 61.80, 23.81°)
OKLab	oklab(50.06% 0.1672 0.0585)
OKLCH	oklch(50.06% 0.177 19.3)
XYZ	xyz(19.6772, 10.9556, 4.8192)
Luminance	0.1095 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B22338 #23B29D

analogous

#B22380 #B22338 #B25623

triadic

#B22338 #38B223 #2338B2

tetradic

#B22338 #80B223 #23B29D #5623B2

square

#B22338 #80B223 #23B29D #5623B2

split-complementary

#B22338 #23B256 #2380B2

monochromatic

#4C0F18 #7F1928 #B22338 #D83A51 #E26D7E

Accessibility & contrast

On white

6.58

#B22338 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#B22338 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B22338

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B22338	#FFFFFF	#000000	##FFFFFF
##B22338	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4A38

Deuteranopia (green-blind)

#726834

Tritanopia (blue-blind)

#C4002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b22338;
/* rgb */ color: rgb(178, 35, 56);
/* oklch */ color: oklch(50.1% 0.177 19.3);

Tailwind

colors: {
  custom: {
    50: '#d16d6e',
    500: '#b22338',
    950: '#000000',
  },
}

SCSS

$custom: #b22338;
$custom-light: #d16d6e;
$custom-dark: #000000;

JSON

{
  "hex": "#b22338",
  "rgb": {
    "r": 178,
    "g": 35,
    "b": 56
  },
  "hsl": {
    "h": 351.189,
    "s": 67.136,
    "l": 41.765
  },
  "oklch": {
    "l": 0.50057,
    "c": 0.17715,
    "h": 19.3
  },
  "luminance": 0.10953
}

Semantic roles & 50–950 ramp

primary

#B22338

secondary

#68C9BA

accent

#EAD13E

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160807

muted

#847B7A

Preview Lab

Preview with #B22338

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

Preview Lab → · Contrast checker → · Palette generator →