#360B0B#360B0B

#360B0B is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.7% C 0.069 H 24.4°. Best body text is #FFFFFF at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#360B0B
RGB	rgb(54, 11, 11)
HSL	hsl(0, 66%, 13%)
HSV	hsv(0, 80%, 21%)
CMYK	cmyk(0%, 79.6%, 79.6%, 78.8%)
CIE-LAB	lab(9.39, 21.38, 10.04)
CIE-LCH	lch(9.39, 23.62, 25.16°)
OKLab	oklab(22.71% 0.0626 0.0284)
OKLCH	oklch(22.71% 0.069 24.4)
XYZ	xyz(1.7016, 1.0480, 0.4292)
Luminance	0.0105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#360B0B #0B3636

analogous

#360B20 #360B0B #36200B

triadic

#360B0B #0B360B #0B0B36

tetradic

#360B0B #20360B #0B3636 #200B36

square

#360B0B #20360B #0B3636 #200B36

split-complementary

#360B0B #0B3620 #0B2036

monochromatic

#190505 #190505 #360B0B #691515 #9C2020

Accessibility & contrast

On white

17.36

#360B0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#360B0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #360B0B

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##360B0B	#FFFFFF	#000000	##FFFFFF
##360B0B	1.00	17.36	1.21	17.36
#FFFFFF	17.36	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17140B

Deuteranopia (green-blind)

#221E0A

Tritanopia (blue-blind)

#3C020B

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #360b0b;
/* rgb */ color: rgb(54, 11, 11);
/* oklch */ color: oklch(22.7% 0.069 24.4);

Tailwind

colors: {
  custom: {
    50: '#714d4b',
    500: '#360b0b',
    950: '#000000',
  },
}

SCSS

$custom: #360b0b;
$custom-light: #714d4b;
$custom-dark: #000000;

JSON

{
  "hex": "#360b0b",
  "rgb": {
    "r": 54,
    "g": 11,
    "b": 11
  },
  "hsl": {
    "h": 0,
    "s": 66.154,
    "l": 12.745
  },
  "oklch": {
    "l": 0.22708,
    "c": 0.0687,
    "h": 24.4
  },
  "luminance": 0.01048
}

Semantic roles & 50–950 ramp

primary

#360B0B

secondary

#2A7373

accent

#E9E93F

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #360B0B

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

Preview Lab → · Contrast checker → · Palette generator →