#370A3D#370A3D

#370A3D is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.2% C 0.099 H 322.7°. Best body text is #FFFFFF at 16.49:1 contrast (WCAG AA passes).

Color values

HEX	#370A3D
RGB	rgb(55, 10, 61)
HSL	hsl(293, 72%, 14%)
HSV	hsv(293, 84%, 24%)
CMYK	cmyk(9.8%, 83.6%, 0%, 76.1%)
CIE-LAB	lab(11.73, 29.68, -21.56)
CIE-LCH	lch(11.73, 36.69, 324.00°)
OKLab	oklab(25.21% 0.0791 -0.0602)
OKLCH	oklch(25.21% 0.099 322.7)
XYZ	xyz(2.5263, 1.3664, 4.5446)
Luminance	0.0137 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370A3D #103D0A

analogous

#1E0A3D #370A3D #3D0A2A

triadic

#370A3D #3D370A #0A3D37

tetradic

#370A3D #3D1E0A #103D0A #0A2A3D

square

#370A3D #3D1E0A #103D0A #0A2A3D

split-complementary

#370A3D #2A3D0A #0A3D1E

monochromatic

#18041A #18041A #370A3D #661372 #961BA6

Accessibility & contrast

On white

16.49

#370A3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#370A3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370A3D

16.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370A3D	#FFFFFF	#000000	##FFFFFF
##370A3D	1.00	16.49	1.27	16.49
#FFFFFF	16.49	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C3E

Deuteranopia (green-blind)

#12213C

Tritanopia (blue-blind)

#381323

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #370a3d;
/* rgb */ color: rgb(55, 10, 61);
/* oklch */ color: oklch(25.2% 0.099 322.7);

Tailwind

colors: {
  custom: {
    50: '#704f73',
    500: '#370a3d',
    950: '#000000',
  },
}

SCSS

$custom: #370a3d;
$custom-light: #704f73;
$custom-dark: #000000;

JSON

{
  "hex": "#370a3d",
  "rgb": {
    "r": 55,
    "g": 10,
    "b": 61
  },
  "hsl": {
    "h": 292.941,
    "s": 71.831,
    "l": 13.922
  },
  "oklch": {
    "l": 0.25207,
    "c": 0.09942,
    "h": 322.7
  },
  "luminance": 0.01366
}

Semantic roles & 50–950 ramp

primary

#370A3D

secondary

#327A28

accent

#EF394F

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#080208

muted

#7B787B

Preview Lab

Preview with #370A3D

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

Preview Lab → · Contrast checker → · Palette generator →