#B33222#B33222

#B33222 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.3% C 0.168 H 30.6°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#B33222
RGB	rgb(179, 50, 34)
HSL	hsl(7, 68%, 42%)
HSV	hsv(7, 81%, 70%)
CMYK	cmyk(0%, 72.1%, 81%, 29.8%)
CIE-LAB	lab(41.19, 51.00, 39.77)
CIE-LCH	lch(41.19, 64.67, 37.95°)
OKLab	oklab(51.26% 0.1448 0.0856)
OKLCH	oklch(51.26% 0.168 30.6)
XYZ	xyz(20.0221, 11.9835, 2.7719)
Luminance	0.1198 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33222 #22A3B3

analogous

#B3225A #B33222 #B37B22

triadic

#B33222 #22B332 #3222B3

tetradic

#B33222 #5AB322 #22A3B3 #7B22B3

square

#B33222 #5AB322 #22A3B3 #7B22B3

split-complementary

#B33222 #22B37B #225AB3

monochromatic

#4C150E #802418 #B33222 #D94B39 #E3796C

Accessibility & contrast

On white

6.18

#B33222 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#B33222 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33222

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33222	#FFFFFF	#000000	##FFFFFF
##B33222	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F1F

Deuteranopia (green-blind)

#786B1C

Tritanopia (blue-blind)

#C50030

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b33222;
/* rgb */ color: rgb(179, 50, 34);
/* oklch */ color: oklch(51.3% 0.168 30.6);

Tailwind

colors: {
  custom: {
    50: '#d3735f',
    500: '#b33222',
    950: '#000000',
  },
}

SCSS

$custom: #b33222;
$custom-light: #d3735f;
$custom-dark: #000000;

JSON

{
  "hex": "#b33222",
  "rgb": {
    "r": 179,
    "g": 50,
    "b": 34
  },
  "hsl": {
    "h": 6.621,
    "s": 68.075,
    "l": 41.765
  },
  "oklch": {
    "l": 0.51256,
    "c": 0.16825,
    "h": 30.6
  },
  "luminance": 0.1198
}

Semantic roles & 50–950 ramp

primary

#B33222

secondary

#68BFC9

accent

#D8EB3D

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B33222

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

Preview Lab → · Contrast checker → · Palette generator →