#370605#370605

#370605 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.1% C 0.077 H 27.4°. Best body text is #FFFFFF at 17.64:1 contrast (WCAG AA passes).

Color values

HEX	#370605
RGB	rgb(55, 6, 5)
HSL	hsl(1, 83%, 12%)
HSV	hsv(1, 91%, 22%)
CMYK	cmyk(0%, 89.1%, 90.9%, 78.4%)
CIE-LAB	lab(8.60, 23.91, 11.40)
CIE-LCH	lch(8.60, 26.49, 25.49°)
OKLab	oklab(22.13% 0.0685 0.0356)
OKLCH	oklch(22.13% 0.077 27.4)
XYZ	xyz(1.6683, 0.9537, 0.2398)
Luminance	0.0095 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370605 #053637

analogous

#37051D #370605 #371F05

triadic

#370605 #053706 #060537

tetradic

#370605 #1D3705 #053637 #1F0537

square

#370605 #1D3705 #053637 #1F0537

split-complementary

#370605 #05371F #051D37

monochromatic

#1C0303 #1C0303 #370605 #6F0C0A #A7120F

Accessibility & contrast

On white

17.64

#370605 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#370605 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370605

17.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370605	#FFFFFF	#000000	##FFFFFF
##370605	1.00	17.64	1.19	17.64
#FFFFFF	17.64	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151204

Deuteranopia (green-blind)

#211D04

Tritanopia (blue-blind)

#3E0006

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #370605;
/* rgb */ color: rgb(55, 6, 5);
/* oklch */ color: oklch(22.1% 0.077 27.4);

Tailwind

colors: {
  custom: {
    50: '#724a49',
    500: '#370605',
    950: '#000000',
  },
}

SCSS

$custom: #370605;
$custom-light: #724a49;
$custom-dark: #000000;

JSON

{
  "hex": "#370605",
  "rgb": {
    "r": 55,
    "g": 6,
    "b": 5
  },
  "hsl": {
    "h": 1.2,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.22129,
    "c": 0.07723,
    "h": 27.4
  },
  "luminance": 0.00953
}

Semantic roles & 50–950 ramp

primary

#370605

secondary

#207678

accent

#F6FA2E

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #370605

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

Preview Lab → · Contrast checker → · Palette generator →