#33181D#33181D

#33181D is a very dark, muted red. Relative luminance 0.014; OKLCH L 24.9% C 0.044 H 8.9°. Best body text is #FFFFFF at 16.29:1 contrast (WCAG AA passes).

Color values

HEX	#33181D
RGB	rgb(51, 24, 29)
HSL	hsl(349, 36%, 15%)
HSV	hsv(349, 53%, 20%)
CMYK	cmyk(0%, 52.9%, 43.1%, 80%)
CIE-LAB	lab(12.26, 14.21, 2.54)
CIE-LCH	lch(12.26, 14.44, 10.15°)
OKLab	oklab(24.91% 0.0431 0.0068)
OKLCH	oklch(24.91% 0.044 8.9)
XYZ	xyz(1.9137, 1.4460, 1.3405)
Luminance	0.0145 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33181D #18332E

analogous

#33182B #33181D #332118

triadic

#33181D #1D3318 #181D33

tetradic

#33181D #2B3318 #18332E #211833

square

#33181D #2B3318 #18332E #211833

split-complementary

#33181D #183321 #182B33

monochromatic

#150A0C #150A0C #33181D #5D2C35 #863F4C

Accessibility & contrast

On white

16.29

#33181D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#33181D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33181D

16.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33181D	#FFFFFF	#000000	##FFFFFF
##33181D	1.00	16.29	1.29	16.29
#FFFFFF	16.29	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1D1D

Deuteranopia (green-blind)

#23221C

Tritanopia (blue-blind)

#37151A

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #33181d;
/* rgb */ color: rgb(51, 24, 29);
/* oklch */ color: oklch(24.9% 0.044 8.9);

Tailwind

colors: {
  custom: {
    50: '#6c5558',
    500: '#33181d',
    950: '#000000',
  },
}

SCSS

$custom: #33181d;
$custom-light: #6c5558;
$custom-dark: #000000;

JSON

{
  "hex": "#33181d",
  "rgb": {
    "r": 51,
    "g": 24,
    "b": 29
  },
  "hsl": {
    "h": 348.889,
    "s": 36,
    "l": 14.706
  },
  "oklch": {
    "l": 0.24912,
    "c": 0.04365,
    "h": 8.9
  },
  "luminance": 0.01446
}

Semantic roles & 50–950 ramp

primary

#33181D

secondary

#3E6861

accent

#CCB75C

background

#F6F5F5

surface

#EBE8E9

border

#C6C4C5

text

#070303

muted

#7A7878

Preview Lab

Preview with #33181D

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

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