#370C12#370C12

#370C12 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 23.2% C 0.068 H 16.2°. Best body text is #FFFFFF at 17.16:1 contrast (WCAG AA passes).

Color values

HEX	#370C12
RGB	rgb(55, 12, 18)
HSL	hsl(352, 64%, 13%)
HSV	hsv(352, 78%, 22%)
CMYK	cmyk(0%, 78.2%, 67.3%, 78.4%)
CIE-LAB	lab(9.95, 21.84, 7.24)
CIE-LCH	lch(9.95, 23.01, 18.35°)
OKLab	oklab(23.22% 0.0655 0.019)
OKLCH	oklch(23.22% 0.068 16.2)
XYZ	xyz(1.8164, 1.1191, 0.6925)
Luminance	0.0112 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370C12 #0C3731

analogous

#370C27 #370C12 #371B0C

triadic

#370C12 #12370C #0C1237

tetradic

#370C12 #27370C #0C3731 #1B0C37

square

#370C12 #27370C #0C3731 #1B0C37

split-complementary

#370C12 #0C371B #0C2737

monochromatic

#190508 #190508 #370C12 #691722 #9B2233

Accessibility & contrast

On white

17.16

#370C12 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#370C12 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370C12

17.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370C12	#FFFFFF	#000000	##FFFFFF
##370C12	1.00	17.16	1.22	17.16
#FFFFFF	17.16	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171612

Deuteranopia (green-blind)

#221F11

Tritanopia (blue-blind)

#3D040E

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #370c12;
/* rgb */ color: rgb(55, 12, 18);
/* oklch */ color: oklch(23.2% 0.068 16.2);

Tailwind

colors: {
  custom: {
    50: '#714e4f',
    500: '#370c12',
    950: '#000000',
  },
}

SCSS

$custom: #370c12;
$custom-light: #714e4f;
$custom-dark: #000000;

JSON

{
  "hex": "#370c12",
  "rgb": {
    "r": 55,
    "g": 12,
    "b": 18
  },
  "hsl": {
    "h": 351.628,
    "s": 64.179,
    "l": 13.137
  },
  "oklch": {
    "l": 0.23218,
    "c": 0.06817,
    "h": 16.2
  },
  "luminance": 0.01119
}

Semantic roles & 50–950 ramp

primary

#370C12

secondary

#2C7369

accent

#E7D041

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080102

muted

#7B7778

Preview Lab

Preview with #370C12

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

Preview Lab → · Contrast checker → · Palette generator →