#33181A#33181A

#33181A is a very dark, muted red. Relative luminance 0.014; OKLCH L 24.8% C 0.043 H 16.0°. Best body text is #FFFFFF at 16.32:1 contrast (WCAG AA passes).

Color values

HEX	#33181A
RGB	rgb(51, 24, 26)
HSL	hsl(356, 36%, 15%)
HSV	hsv(356, 53%, 20%)
CMYK	cmyk(0%, 52.9%, 49%, 80%)
CIE-LAB	lab(12.17, 13.77, 4.63)
CIE-LCH	lch(12.17, 14.53, 18.57°)
OKLab	oklab(24.81% 0.0416 0.0119)
OKLCH	oklch(24.81% 0.043 16)
XYZ	xyz(1.8784, 1.4318, 1.1545)
Luminance	0.0143 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33181A #183331

analogous

#331828 #33181A #332418

triadic

#33181A #1A3318 #181A33

tetradic

#33181A #283318 #183331 #241833

square

#33181A #283318 #183331 #241833

split-complementary

#33181A #183324 #182833

monochromatic

#150A0B #150A0B #33181A #5D2C2F #863F44

Accessibility & contrast

On white

16.32

#33181A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#33181A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33181A

16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33181A	#FFFFFF	#000000	##FFFFFF
##33181A	1.00	16.32	1.29	16.32
#FFFFFF	16.32	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1D1A

Deuteranopia (green-blind)

#242219

Tritanopia (blue-blind)

#381519

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #33181a;
/* rgb */ color: rgb(51, 24, 26);
/* oklch */ color: oklch(24.8% 0.043 16.0);

Tailwind

colors: {
  custom: {
    50: '#6c5556',
    500: '#33181a',
    950: '#000000',
  },
}

SCSS

$custom: #33181a;
$custom-light: #6c5556;
$custom-dark: #000000;

JSON

{
  "hex": "#33181a",
  "rgb": {
    "r": 51,
    "g": 24,
    "b": 26
  },
  "hsl": {
    "h": 355.556,
    "s": 36,
    "l": 14.706
  },
  "oklch": {
    "l": 0.24812,
    "c": 0.04332,
    "h": 16
  },
  "luminance": 0.01432
}

Semantic roles & 50–950 ramp

primary

#33181A

secondary

#3E6865

accent

#CCC45C

background

#F6F5F5

surface

#EBE8E9

border

#C6C4C5

text

#070303

muted

#7A7878

Preview Lab

Preview with #33181A

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

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