#371109#371109

#371109 is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.8% C 0.063 H 33.6°. Best body text is #FFFFFF at 16.85:1 contrast (WCAG AA passes).

Color values

HEX	#371109
RGB	rgb(55, 17, 9)
HSL	hsl(10, 72%, 13%)
HSV	hsv(10, 84%, 22%)
CMYK	cmyk(0%, 69.1%, 83.6%, 78.4%)
CIE-LAB	lab(10.80, 18.39, 12.89)
CIE-LCH	lch(10.80, 22.46, 35.04°)
OKLab	oklab(23.8% 0.0525 0.0349)
OKLCH	oklch(23.8% 0.063 33.6)
XYZ	xyz(1.8255, 1.2331, 0.4003)
Luminance	0.0123 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371109 #092F37

analogous

#370918 #371109 #372809

triadic

#371109 #093711 #110937

tetradic

#371109 #183709 #092F37 #280937

square

#371109 #183709 #092F37 #280937

split-complementary

#371109 #093728 #091837

monochromatic

#1A0804 #1A0804 #371109 #6C2112 #A0321A

Accessibility & contrast

On white

16.85

#371109 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#371109 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371109

16.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371109	#FFFFFF	#000000	##FFFFFF
##371109	1.00	16.85	1.25	16.85
#FFFFFF	16.85	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1808

Deuteranopia (green-blind)

#252008

Tritanopia (blue-blind)

#3D090F

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #371109;
/* rgb */ color: rgb(55, 17, 9);
/* oklch */ color: oklch(23.8% 0.063 33.6);

Tailwind

colors: {
  custom: {
    50: '#71504a',
    500: '#371109',
    950: '#000000',
  },
}

SCSS

$custom: #371109;
$custom-light: #71504a;
$custom-dark: #000000;

JSON

{
  "hex": "#371109",
  "rgb": {
    "r": 55,
    "g": 17,
    "b": 9
  },
  "hsl": {
    "h": 10.435,
    "s": 71.875,
    "l": 12.549
  },
  "oklch": {
    "l": 0.23801,
    "c": 0.06304,
    "h": 33.6
  },
  "luminance": 0.01233
}

Semantic roles & 50–950 ramp

primary

#371109

secondary

#276775

accent

#CFEF39

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080201

muted

#7B7877

Preview Lab

Preview with #371109

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

Preview Lab → · Contrast checker → · Palette generator →