#381107#381107

#381107 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.0% C 0.065 H 35.7°. Best body text is #FFFFFF at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#381107
RGB	rgb(56, 17, 7)
HSL	hsl(12, 78%, 12%)
HSV	hsv(12, 88%, 22%)
CMYK	cmyk(0%, 69.6%, 87.5%, 78%)
CIE-LAB	lab(10.97, 18.72, 13.98)
CIE-LCH	lch(10.97, 23.36, 36.76°)
OKLab	oklab(23.96% 0.0529 0.038)
OKLCH	oklch(23.96% 0.065 35.7)
XYZ	xyz(1.8699, 1.2572, 0.3452)
Luminance	0.0126 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381107 #072E38

analogous

#380715 #381107 #382A07

triadic

#381107 #073811 #110738

tetradic

#381107 #153807 #072E38 #2A0738

square

#381107 #153807 #072E38 #2A0738

split-complementary

#381107 #07382A #071538

monochromatic

#1B0803 #1B0803 #381107 #6E220E #A53215

Accessibility & contrast

On white

16.78

#381107 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#381107 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381107

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381107	#FFFFFF	#000000	##FFFFFF
##381107	1.00	16.78	1.25	16.78
#FFFFFF	16.78	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1806

Deuteranopia (green-blind)

#252106

Tritanopia (blue-blind)

#3E080F

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #381107;
/* rgb */ color: rgb(56, 17, 7);
/* oklch */ color: oklch(24.0% 0.065 35.7);

Tailwind

colors: {
  custom: {
    50: '#725149',
    500: '#381107',
    950: '#000000',
  },
}

SCSS

$custom: #381107;
$custom-light: #725149;
$custom-dark: #000000;

JSON

{
  "hex": "#381107",
  "rgb": {
    "r": 56,
    "g": 17,
    "b": 7
  },
  "hsl": {
    "h": 12.245,
    "s": 77.778,
    "l": 12.353
  },
  "oklch": {
    "l": 0.23962,
    "c": 0.06513,
    "h": 35.7
  },
  "luminance": 0.01257
}

Semantic roles & 50–950 ramp

primary

#381107

secondary

#236678

accent

#CDF434

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080201

muted

#7B7877

Preview Lab

Preview with #381107

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

Preview Lab → · Contrast checker → · Palette generator →