#B33322#B33322

#B33322 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.4% C 0.167 H 30.9°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#B33322
RGB	rgb(179, 51, 34)
HSL	hsl(7, 68%, 42%)
HSV	hsv(7, 81%, 70%)
CMYK	cmyk(0%, 71.5%, 81%, 29.8%)
CIE-LAB	lab(41.33, 50.62, 39.90)
CIE-LCH	lch(41.33, 64.46, 38.25°)
OKLab	oklab(51.36% 0.1437 0.0859)
OKLCH	oklch(51.36% 0.167 30.9)
XYZ	xyz(20.0653, 12.0699, 2.7863)
Luminance	0.1207 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33322 #22A2B3

analogous

#B3225A #B33322 #B37B22

triadic

#B33322 #22B333 #3322B3

tetradic

#B33322 #5AB322 #22A2B3 #7B22B3

square

#B33322 #5AB322 #22A2B3 #7B22B3

split-complementary

#B33322 #22B37B #225AB3

monochromatic

#4C160E #802418 #B33322 #D94C39 #E37A6C

Accessibility & contrast

On white

6.15

#B33322 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B33322 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33322

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33322	#FFFFFF	#000000	##FFFFFF
##B33322	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59501F

Deuteranopia (green-blind)

#796C1C

Tritanopia (blue-blind)

#C50030

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b33322;
/* rgb */ color: rgb(179, 51, 34);
/* oklch */ color: oklch(51.4% 0.167 30.9);

Tailwind

colors: {
  custom: {
    50: '#d3735f',
    500: '#b33322',
    950: '#000000',
  },
}

SCSS

$custom: #b33322;
$custom-light: #d3735f;
$custom-dark: #000000;

JSON

{
  "hex": "#b33322",
  "rgb": {
    "r": 179,
    "g": 51,
    "b": 34
  },
  "hsl": {
    "h": 7.034,
    "s": 68.075,
    "l": 41.765
  },
  "oklch": {
    "l": 0.51359,
    "c": 0.16739,
    "h": 30.9
  },
  "luminance": 0.12067
}

Semantic roles & 50–950 ramp

primary

#B33322

secondary

#68BEC9

accent

#D7EB3D

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B33322

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

Preview Lab → · Contrast checker → · Palette generator →