#36010B#36010B

#36010B is a very dark, moderate red. Relative luminance 0.008; OKLCH L 21.3% C 0.083 H 16.2°. Best body text is #FFFFFF at 18.01:1 contrast (WCAG AA passes).

Color values

HEX	#36010B
RGB	rgb(54, 1, 11)
HSL	hsl(349, 96%, 11%)
HSV	hsv(349, 98%, 21%)
CMYK	cmyk(0%, 98.1%, 79.6%, 78.8%)
CIE-LAB	lab(7.50, 26.65, 7.31)
CIE-LCH	lch(7.50, 27.64, 15.34°)
OKLab	oklab(21.3% 0.0796 0.0232)
OKLCH	oklch(21.3% 0.083 16.2)
XYZ	xyz(1.5928, 0.8304, 0.3930)
Luminance	0.0083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#36010B #01362C

analogous

#360125 #36010B #361101

triadic

#36010B #0B3601 #010B36

tetradic

#36010B #253601 #01362C #110136

square

#36010B #253601 #01362C #110136

split-complementary

#36010B #013611 #012536

monochromatic

#1E0106 #1E0106 #36010B #720217 #AE0323

Accessibility & contrast

On white

18.01

#36010B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#36010B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #36010B

18.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##36010B	#FFFFFF	#000000	##FFFFFF
##36010B	1.00	18.01	1.17	18.01
#FFFFFF	18.01	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#100F0B

Deuteranopia (green-blind)

#1E1B09

Tritanopia (blue-blind)

#3C0005

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #36010b;
/* rgb */ color: rgb(54, 1, 11);
/* oklch */ color: oklch(21.3% 0.083 16.2);

Tailwind

colors: {
  custom: {
    50: '#72474b',
    500: '#36010b',
    950: '#000000',
  },
}

SCSS

$custom: #36010b;
$custom-light: #72474b;
$custom-dark: #000000;

JSON

{
  "hex": "#36010b",
  "rgb": {
    "r": 54,
    "g": 1,
    "b": 11
  },
  "hsl": {
    "h": 348.679,
    "s": 96.364,
    "l": 10.784
  },
  "oklch": {
    "l": 0.21302,
    "c": 0.08287,
    "h": 16.2
  },
  "luminance": 0.0083
}

Semantic roles & 50–950 ramp

primary

#36010B

secondary

#187B68

accent

#FFD729

background

#F7F4F4

surface

#EDE6E7

border

#C8C2C3

text

#080001

muted

#7B7777

Preview Lab

Preview with #36010B

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

Preview Lab → · Contrast checker → · Palette generator →