#36040A#36040A

#36040A is a very dark, moderate red. Relative luminance 0.009; OKLCH L 21.7% C 0.078 H 19.7°. Best body text is #FFFFFF at 17.82:1 contrast (WCAG AA passes).

Color values

HEX	#36040A
RGB	rgb(54, 4, 10)
HSL	hsl(353, 86%, 11%)
HSV	hsv(353, 93%, 21%)
CMYK	cmyk(0%, 92.6%, 81.5%, 78.8%)
CIE-LAB	lab(8.07, 24.92, 8.56)
CIE-LCH	lch(8.07, 26.35, 18.96°)
OKLab	oklab(21.72% 0.0736 0.0263)
OKLCH	oklch(21.72% 0.078 19.7)
XYZ	xyz(1.6197, 0.8933, 0.3742)
Luminance	0.0089 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#36040A #043630

analogous

#360423 #36040A #361704

triadic

#36040A #0A3604 #040A36

tetradic

#36040A #233604 #043630 #170436

square

#36040A #233604 #043630 #170436

split-complementary

#36040A #043617 #042336

monochromatic

#1C0205 #1C0205 #36040A #6F0815 #A80C1F

Accessibility & contrast

On white

17.82

#36040A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#36040A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #36040A

17.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##36040A	#FFFFFF	#000000	##FFFFFF
##36040A	1.00	17.82	1.18	17.82
#FFFFFF	17.82	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12110A

Deuteranopia (green-blind)

#1F1C08

Tritanopia (blue-blind)

#3C0006

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #36040a;
/* rgb */ color: rgb(54, 4, 10);
/* oklch */ color: oklch(21.7% 0.078 19.7);

Tailwind

colors: {
  custom: {
    50: '#71494b',
    500: '#36040a',
    950: '#000000',
  },
}

SCSS

$custom: #36040a;
$custom-light: #71494b;
$custom-dark: #000000;

JSON

{
  "hex": "#36040a",
  "rgb": {
    "r": 54,
    "g": 4,
    "b": 10
  },
  "hsl": {
    "h": 352.8,
    "s": 86.207,
    "l": 11.373
  },
  "oklch": {
    "l": 0.21722,
    "c": 0.07814,
    "h": 19.7
  },
  "luminance": 0.00893
}

Semantic roles & 50–950 ramp

primary

#36040A

secondary

#1E786D

accent

#FCE32B

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #36040A

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

Preview Lab → · Contrast checker → · Palette generator →