#B33420#B33420

#B33420 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.4% C 0.167 H 31.7°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#B33420
RGB	rgb(179, 52, 32)
HSL	hsl(8, 70%, 41%)
HSV	hsv(8, 82%, 70%)
CMYK	cmyk(0%, 70.9%, 82.1%, 29.8%)
CIE-LAB	lab(41.45, 50.17, 41.06)
CIE-LCH	lch(41.45, 64.84, 39.30°)
OKLab	oklab(51.44% 0.1419 0.0878)
OKLCH	oklch(51.44% 0.167 31.7)
XYZ	xyz(20.0815, 12.1471, 2.6535)
Luminance	0.1214 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33420 #209FB3

analogous

#B32056 #B33420 #B37E20

triadic

#B33420 #20B334 #3420B3

tetradic

#B33420 #56B320 #209FB3 #7E20B3

square

#B33420 #56B320 #209FB3 #7E20B3

split-complementary

#B33420 #20B37E #2056B3

monochromatic

#4B160D #7F2517 #B33420 #DB4C35 #E47A69

Accessibility & contrast

On white

6.12

#B33420 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B33420 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33420

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33420	#FFFFFF	#000000	##FFFFFF
##B33420	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A501C

Deuteranopia (green-blind)

#796C1A

Tritanopia (blue-blind)

#C50031

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b33420;
/* rgb */ color: rgb(179, 52, 32);
/* oklch */ color: oklch(51.4% 0.167 31.7);

Tailwind

colors: {
  custom: {
    50: '#d3745e',
    500: '#b33420',
    950: '#000000',
  },
}

SCSS

$custom: #b33420;
$custom-light: #d3745e;
$custom-dark: #000000;

JSON

{
  "hex": "#b33420",
  "rgb": {
    "r": 179,
    "g": 52,
    "b": 32
  },
  "hsl": {
    "h": 8.163,
    "s": 69.668,
    "l": 41.373
  },
  "oklch": {
    "l": 0.51444,
    "c": 0.16685,
    "h": 31.7
  },
  "luminance": 0.12144
}

Semantic roles & 50–950 ramp

primary

#B33420

secondary

#65BCCA

accent

#D4EC3B

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B33420

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

Preview Lab → · Contrast checker → · Palette generator →