#370A3F#370A3F

#370A3F is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.4% C 0.101 H 321.1°. Best body text is #FFFFFF at 16.44:1 contrast (WCAG AA passes).

Color values

HEX	#370A3F
RGB	rgb(55, 10, 63)
HSL	hsl(291, 73%, 14%)
HSV	hsv(291, 84%, 25%)
CMYK	cmyk(12.7%, 84.1%, 0%, 75.3%)
CIE-LAB	lab(11.88, 30.12, -22.75)
CIE-LCH	lch(11.88, 37.75, 322.94°)
OKLab	oklab(25.36% 0.0789 -0.0637)
OKLCH	oklch(25.36% 0.101 321.1)
XYZ	xyz(2.5812, 1.3883, 4.8337)
Luminance	0.0139 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370A3F #123F0A

analogous

#1D0A3F #370A3F #3F0A2D

triadic

#370A3F #3F370A #0A3F37

tetradic

#370A3F #3F1D0A #123F0A #0A2D3F

square

#370A3F #3F1D0A #123F0A #0A2D3F

split-complementary

#370A3F #2D3F0A #0A3F1D

monochromatic

#17041A #17041A #370A3F #651274 #931BA9

Accessibility & contrast

On white

16.44

#370A3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#370A3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370A3F

16.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370A3F	#FFFFFF	#000000	##FFFFFF
##370A3F	1.00	16.44	1.28	16.44
#FFFFFF	16.44	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C40

Deuteranopia (green-blind)

#10213E

Tritanopia (blue-blind)

#371424

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #370a3f;
/* rgb */ color: rgb(55, 10, 63);
/* oklch */ color: oklch(25.4% 0.101 321.1);

Tailwind

colors: {
  custom: {
    50: '#704f74',
    500: '#370a3f',
    950: '#000000',
  },
}

SCSS

$custom: #370a3f;
$custom-light: #704f74;
$custom-dark: #000000;

JSON

{
  "hex": "#370a3f",
  "rgb": {
    "r": 55,
    "g": 10,
    "b": 63
  },
  "hsl": {
    "h": 290.943,
    "s": 72.603,
    "l": 14.314
  },
  "oklch": {
    "l": 0.2536,
    "c": 0.10143,
    "h": 321.1
  },
  "luminance": 0.01388
}

Semantic roles & 50–950 ramp

primary

#370A3F

secondary

#357C29

accent

#EF3854

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#080208

muted

#7B787B

Preview Lab

Preview with #370A3F

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

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