#370805#370805

#370805 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.4% C 0.075 H 29.1°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#370805
RGB	rgb(55, 8, 5)
HSL	hsl(4, 83%, 12%)
HSV	hsv(4, 91%, 22%)
CMYK	cmyk(0%, 85.5%, 90.9%, 78.4%)
CIE-LAB	lab(8.97, 22.89, 11.93)
CIE-LCH	lch(8.97, 25.81, 27.53°)
OKLab	oklab(22.4% 0.0653 0.0364)
OKLCH	oklch(22.4% 0.075 29.1)
XYZ	xyz(1.6900, 0.9971, 0.2470)
Luminance	0.0100 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370805 #053437

analogous

#37051B #370805 #372105

triadic

#370805 #053708 #080537

tetradic

#370805 #1B3705 #053437 #210537

square

#370805 #1B3705 #053437 #210537

split-complementary

#370805 #053721 #051B37

monochromatic

#1C0403 #1C0403 #370805 #6F100A #A7180F

Accessibility & contrast

On white

17.51

#370805 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#370805 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370805

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370805	#FFFFFF	#000000	##FFFFFF
##370805	1.00	17.51	1.20	17.51
#FFFFFF	17.51	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161304

Deuteranopia (green-blind)

#221D04

Tritanopia (blue-blind)

#3E0008

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #370805;
/* rgb */ color: rgb(55, 8, 5);
/* oklch */ color: oklch(22.4% 0.075 29.1);

Tailwind

colors: {
  custom: {
    50: '#724b49',
    500: '#370805',
    950: '#000000',
  },
}

SCSS

$custom: #370805;
$custom-light: #724b49;
$custom-dark: #000000;

JSON

{
  "hex": "#370805",
  "rgb": {
    "r": 55,
    "g": 8,
    "b": 5
  },
  "hsl": {
    "h": 3.6,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.22403,
    "c": 0.07479,
    "h": 29.1
  },
  "luminance": 0.00997
}

Semantic roles & 50–950 ramp

primary

#370805

secondary

#207378

accent

#EDFA2E

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#080100

muted

#7B7777

Preview Lab

Preview with #370805

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

Preview Lab → · Contrast checker → · Palette generator →