#370A1B#370A1B

#370A1B is a very dark, moderate pink. Relative luminance 0.011; OKLCH L 23.2% C 0.073 H 1.6°. Best body text is #FFFFFF at 17.19:1 contrast (WCAG AA passes).

Color values

HEX	#370A1B
RGB	rgb(55, 10, 27)
HSL	hsl(337, 69%, 13%)
HSV	hsv(337, 82%, 22%)
CMYK	cmyk(0%, 81.8%, 50.9%, 78.4%)
CIE-LAB	lab(9.87, 23.78, 0.70)
CIE-LCH	lch(9.87, 23.79, 1.67°)
OKLab	oklab(23.25% 0.0728 0.0021)
OKLCH	oklch(23.25% 0.073 1.6)
XYZ	xyz(1.8821, 1.1087, 1.1516)
Luminance	0.0111 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370A1B #0A3726

analogous

#370A31 #370A1B #370F0A

triadic

#370A1B #1B370A #0A1B37

tetradic

#370A1B #31370A #0A3726 #0F0A37

square

#370A1B #31370A #0A3726 #0F0A37

split-complementary

#370A1B #0A370F #0A3137

monochromatic

#1A050D #1A050D #370A1B #6B1334 #9F1D4E

Accessibility & contrast

On white

17.19

#370A1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#370A1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370A1B

17.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370A1B	#FFFFFF	#000000	##FFFFFF
##370A1B	1.00	17.19	1.22	17.19
#FFFFFF	17.19	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14161B

Deuteranopia (green-blind)

#201E1A

Tritanopia (blue-blind)

#3C0511

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #370a1b;
/* rgb */ color: rgb(55, 10, 27);
/* oklch */ color: oklch(23.2% 0.073 1.6);

Tailwind

colors: {
  custom: {
    50: '#714d57',
    500: '#370a1b',
    950: '#000000',
  },
}

SCSS

$custom: #370a1b;
$custom-light: #714d57;
$custom-dark: #000000;

JSON

{
  "hex": "#370a1b",
  "rgb": {
    "r": 55,
    "g": 10,
    "b": 27
  },
  "hsl": {
    "h": 337.333,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.23248,
    "c": 0.07285,
    "h": 1.6
  },
  "luminance": 0.01108
}

Semantic roles & 50–950 ramp

primary

#370A1B

secondary

#287458

accent

#ECA93C

background

#F7F4F5

surface

#EDE7E9

border

#C8C3C5

text

#080103

muted

#7B7778

Preview Lab

Preview with #370A1B

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

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