#371005#371005

#371005 is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.6% C 0.066 H 37.2°. Best body text is #FFFFFF at 16.95:1 contrast (WCAG AA passes).

Color values

HEX	#371005
RGB	rgb(55, 16, 5)
HSL	hsl(13, 83%, 12%)
HSV	hsv(13, 91%, 22%)
CMYK	cmyk(0%, 70.9%, 90.9%, 78.4%)
CIE-LAB	lab(10.51, 18.71, 14.12)
CIE-LCH	lch(10.51, 23.44, 37.05°)
OKLab	oklab(23.56% 0.0524 0.0398)
OKLCH	oklch(23.56% 0.066 37.2)
XYZ	xyz(1.7884, 1.1940, 0.2798)
Luminance	0.0119 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371005 #052C37

analogous

#370513 #371005 #372905

triadic

#371005 #053710 #100537

tetradic

#371005 #133705 #052C37 #290537

square

#371005 #133705 #052C37 #290537

split-complementary

#371005 #053729 #051337

monochromatic

#1C0803 #1C0803 #371005 #6F200A #A7310F

Accessibility & contrast

On white

16.95

#371005 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#371005 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371005

16.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371005	#FFFFFF	#000000	##FFFFFF
##371005	1.00	16.95	1.24	16.95
#FFFFFF	16.95	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1704

Deuteranopia (green-blind)

#252004

Tritanopia (blue-blind)

#3D070E

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #371005;
/* rgb */ color: rgb(55, 16, 5);
/* oklch */ color: oklch(23.6% 0.066 37.2);

Tailwind

colors: {
  custom: {
    50: '#725049',
    500: '#371005',
    950: '#000000',
  },
}

SCSS

$custom: #371005;
$custom-light: #725049;
$custom-dark: #000000;

JSON

{
  "hex": "#371005",
  "rgb": {
    "r": 55,
    "g": 16,
    "b": 5
  },
  "hsl": {
    "h": 13.2,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.23564,
    "c": 0.06576,
    "h": 37.2
  },
  "luminance": 0.01194
}

Semantic roles & 50–950 ramp

primary

#371005

secondary

#206578

accent

#CDFA2E

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#080200

muted

#7B7877

Preview Lab

Preview with #371005

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

Preview Lab → · Contrast checker → · Palette generator →