#370704#370704

#370704 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.2% C 0.076 H 29.6°. Best body text is #FFFFFF at 17.58:1 contrast (WCAG AA passes).

Color values

HEX	#370704
RGB	rgb(55, 7, 4)
HSL	hsl(4, 86%, 12%)
HSV	hsv(4, 93%, 22%)
CMYK	cmyk(0%, 87.3%, 92.7%, 78.4%)
CIE-LAB	lab(8.77, 23.33, 12.04)
CIE-LCH	lch(8.77, 26.25, 27.31°)
OKLab	oklab(22.25% 0.0663 0.0376)
OKLCH	oklch(22.25% 0.076 29.6)
XYZ	xyz(1.6736, 0.9732, 0.2146)
Luminance	0.0097 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370704 #043437

analogous

#37041B #370704 #372104

triadic

#370704 #043707 #070437

tetradic

#370704 #1B3704 #043437 #210437

square

#370704 #1B3704 #043437 #210437

split-complementary

#370704 #043721 #041B37

monochromatic

#1D0402 #1D0402 #370704 #700E08 #A9160C

Accessibility & contrast

On white

17.58

#370704 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#370704 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370704

17.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370704	#FFFFFF	#000000	##FFFFFF
##370704	1.00	17.58	1.19	17.58
#FFFFFF	17.58	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161203

Deuteranopia (green-blind)

#211D03

Tritanopia (blue-blind)

#3E0007

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #370704;
/* rgb */ color: rgb(55, 7, 4);
/* oklch */ color: oklch(22.2% 0.076 29.6);

Tailwind

colors: {
  custom: {
    50: '#724b48',
    500: '#370704',
    950: '#000000',
  },
}

SCSS

$custom: #370704;
$custom-light: #724b48;
$custom-dark: #000000;

JSON

{
  "hex": "#370704",
  "rgb": {
    "r": 55,
    "g": 7,
    "b": 4
  },
  "hsl": {
    "h": 3.529,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.22247,
    "c": 0.07626,
    "h": 29.6
  },
  "luminance": 0.00973
}

Semantic roles & 50–950 ramp

primary

#370704

secondary

#1E7479

accent

#F0FD2B

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #370704

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

Preview Lab → · Contrast checker → · Palette generator →