#B33724#B33724

#B33724 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.164 H 31.5°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#B33724
RGB	rgb(179, 55, 36)
HSL	hsl(8, 67%, 42%)
HSV	hsv(8, 80%, 70%)
CMYK	cmyk(0%, 69.3%, 79.9%, 29.8%)
CIE-LAB	lab(41.92, 49.12, 39.43)
CIE-LCH	lch(41.92, 62.99, 38.75°)
OKLab	oklab(51.81% 0.1394 0.0855)
OKLCH	oklch(51.81% 0.164 31.5)
XYZ	xyz(20.2774, 12.4465, 3.0034)
Luminance	0.1244 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33724 #24A0B3

analogous

#B32459 #B33724 #B37F24

triadic

#B33724 #24B337 #3724B3

tetradic

#B33724 #59B324 #24A0B3 #7F24B3

square

#B33724 #59B324 #24A0B3 #7F24B3

split-complementary

#B33724 #24B37F #2459B3

monochromatic

#4D1810 #80271A #B33724 #D8513C #E27F6F

Accessibility & contrast

On white

6.02

#B33724 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#B33724 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33724

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33724	#FFFFFF	#000000	##FFFFFF
##B33724	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5221

Deuteranopia (green-blind)

#7A6D1F

Tritanopia (blue-blind)

#C50934

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b33724;
/* rgb */ color: rgb(179, 55, 36);
/* oklch */ color: oklch(51.8% 0.164 31.5);

Tailwind

colors: {
  custom: {
    50: '#d27560',
    500: '#b33724',
    950: '#000000',
  },
}

SCSS

$custom: #b33724;
$custom-light: #d27560;
$custom-dark: #000000;

JSON

{
  "hex": "#b33724",
  "rgb": {
    "r": 179,
    "g": 55,
    "b": 36
  },
  "hsl": {
    "h": 7.972,
    "s": 66.512,
    "l": 42.157
  },
  "oklch": {
    "l": 0.51806,
    "c": 0.16352,
    "h": 31.5
  },
  "luminance": 0.12443
}

Semantic roles & 50–950 ramp

primary

#B33724

secondary

#6ABCC9

accent

#D3E93E

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160905

muted

#847B79

Preview Lab

Preview with #B33724

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

Preview Lab → · Contrast checker → · Palette generator →