#B33629#B33629

#B33629 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.164 H 29.6°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#B33629
RGB	rgb(179, 54, 41)
HSL	hsl(6, 63%, 43%)
HSV	hsv(6, 77%, 70%)
CMYK	cmyk(0%, 69.8%, 77.1%, 29.8%)
CIE-LAB	lab(41.82, 49.70, 36.60)
CIE-LCH	lch(41.82, 61.72, 36.37°)
OKLab	oklab(51.75% 0.1422 0.0809)
OKLCH	oklch(51.75% 0.164 29.6)
XYZ	xyz(20.3121, 12.3852, 3.4184)
Luminance	0.1238 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33629 #29A6B3

analogous

#B32961 #B33629 #B37B29

triadic

#B33629 #29B336 #3629B3

tetradic

#B33629 #61B329 #29A6B3 #7B29B3

square

#B33629 #61B329 #29A6B3 #7B29B3

split-complementary

#B33629 #29B37B #2961B3

monochromatic

#4F1812 #81271E #B33629 #D45245 #E08177

Accessibility & contrast

On white

6.04

#B33629 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B33629 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33629

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33629	#FFFFFF	#000000	##FFFFFF
##B33629	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5126

Deuteranopia (green-blind)

#796D24

Tritanopia (blue-blind)

#C50734

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b33629;
/* rgb */ color: rgb(179, 54, 41);
/* oklch */ color: oklch(51.8% 0.164 29.6);

Tailwind

colors: {
  custom: {
    50: '#d27564',
    500: '#b33629',
    950: '#000000',
  },
}

SCSS

$custom: #b33629;
$custom-light: #d27564;
$custom-dark: #000000;

JSON

{
  "hex": "#b33629",
  "rgb": {
    "r": 179,
    "g": 54,
    "b": 41
  },
  "hsl": {
    "h": 5.652,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.51751,
    "c": 0.16356,
    "h": 29.6
  },
  "luminance": 0.12382
}

Semantic roles & 50–950 ramp

primary

#B33629

secondary

#70BFC7

accent

#D6E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B33629

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

Preview Lab → · Contrast checker → · Palette generator →