#370E05#370E05

#370E05 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.2% C 0.068 H 34.8°. Best body text is #FFFFFF at 17.11:1 contrast (WCAG AA passes).

Color values

HEX	#370E05
RGB	rgb(55, 14, 5)
HSL	hsl(11, 83%, 12%)
HSV	hsv(11, 91%, 22%)
CMYK	cmyk(0%, 74.5%, 90.9%, 78.4%)
CIE-LAB	lab(10.09, 19.84, 13.53)
CIE-LCH	lch(10.09, 24.01, 34.29°)
OKLab	oklab(23.24% 0.0558 0.0389)
OKLCH	oklch(23.24% 0.068 34.8)
XYZ	xyz(1.7602, 1.1375, 0.2704)
Luminance	0.0114 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370E05 #052E37

analogous

#370515 #370E05 #372705

triadic

#370E05 #05370E #0E0537

tetradic

#370E05 #153705 #052E37 #270537

square

#370E05 #153705 #052E37 #270537

split-complementary

#370E05 #053727 #051537

monochromatic

#1C0703 #1C0703 #370E05 #6F1C0A #A72B0F

Accessibility & contrast

On white

17.11

#370E05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#370E05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370E05

17.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370E05	#FFFFFF	#000000	##FFFFFF
##370E05	1.00	17.11	1.23	17.11
#FFFFFF	17.11	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1604

Deuteranopia (green-blind)

#241F04

Tritanopia (blue-blind)

#3D040C

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #370e05;
/* rgb */ color: rgb(55, 14, 5);
/* oklch */ color: oklch(23.2% 0.068 34.8);

Tailwind

colors: {
  custom: {
    50: '#724f49',
    500: '#370e05',
    950: '#000000',
  },
}

SCSS

$custom: #370e05;
$custom-light: #724f49;
$custom-dark: #000000;

JSON

{
  "hex": "#370e05",
  "rgb": {
    "r": 55,
    "g": 14,
    "b": 5
  },
  "hsl": {
    "h": 10.8,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.23243,
    "c": 0.06804,
    "h": 34.8
  },
  "luminance": 0.01137
}

Semantic roles & 50–950 ramp

primary

#370E05

secondary

#206878

accent

#D5FA2E

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#080200

muted

#7B7877

Preview Lab

Preview with #370E05

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

Preview Lab → · Contrast checker → · Palette generator →