#370A21#370A21

#370A21 is a very dark, moderate pink. Relative luminance 0.011; OKLCH L 23.5% C 0.076 H 353.2°. Best body text is #FFFFFF at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#370A21
RGB	rgb(55, 10, 33)
HSL	hsl(329, 69%, 13%)
HSV	hsv(329, 82%, 22%)
CMYK	cmyk(0%, 81.8%, 40%, 78.4%)
CIE-LAB	lab(10.10, 24.57, -3.52)
CIE-LCH	lch(10.10, 24.83, 351.84°)
OKLab	oklab(23.5% 0.0752 -0.009)
OKLCH	oklch(23.5% 0.076 353.2)
XYZ	xyz(1.9587, 1.1393, 1.5553)
Luminance	0.0114 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370A21 #0A3720

analogous

#360A37 #370A21 #370A0B

triadic

#370A21 #21370A #0A2137

tetradic

#370A21 #37360A #0A3720 #0A0B37

square

#370A21 #37360A #0A3720 #0A0B37

split-complementary

#370A21 #0B370A #0A3736

monochromatic

#1A0510 #1A0510 #370A21 #6B1340 #9F1D5F

Accessibility & contrast

On white

17.10

#370A21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#370A21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370A21

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370A21	#FFFFFF	#000000	##FFFFFF
##370A21	1.00	17.10	1.23	17.10
#FFFFFF	17.10	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#121622

Deuteranopia (green-blind)

#1E1F20

Tritanopia (blue-blind)

#3C0714

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #370a21;
/* rgb */ color: rgb(55, 10, 33);
/* oklch */ color: oklch(23.5% 0.076 353.2);

Tailwind

colors: {
  custom: {
    50: '#704d5c',
    500: '#370a21',
    950: '#000000',
  },
}

SCSS

$custom: #370a21;
$custom-light: #704d5c;
$custom-dark: #000000;

JSON

{
  "hex": "#370a21",
  "rgb": {
    "r": 55,
    "g": 10,
    "b": 33
  },
  "hsl": {
    "h": 329.333,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.23499,
    "c": 0.07572,
    "h": 353.2
  },
  "luminance": 0.01139
}

Semantic roles & 50–950 ramp

primary

#370A21

secondary

#28744E

accent

#EC923C

background

#F7F4F5

surface

#EDE7E9

border

#C8C3C5

text

#080104

muted

#7B7779

Preview Lab

Preview with #370A21

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

Preview Lab → · Contrast checker → · Palette generator →