#370F6A#370F6A

#370F6A is a dark, vivid violet. Relative luminance 0.022; OKLCH L 29.8% C 0.142 H 296.2°. Best body text is #FFFFFF at 14.60:1 contrast (WCAG AA passes).

Color values

HEX	#370F6A
RGB	rgb(55, 15, 106)
HSL	hsl(266, 75%, 24%)
HSV	hsv(266, 86%, 42%)
CMYK	cmyk(48.1%, 85.8%, 0%, 58.4%)
CIE-LAB	lab(16.48, 38.83, -44.54)
CIE-LCH	lch(16.48, 59.08, 311.08°)
OKLab	oklab(29.78% 0.0629 -0.1277)
OKLCH	oklch(29.78% 0.142 296.2)
XYZ	xyz(4.3472, 2.1944, 13.8274)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370F6A #426A0F

analogous

#0F146A #370F6A #640F6A

triadic

#370F6A #6A370F #0F6A37

tetradic

#370F6A #6A0F14 #426A0F #0F6A64

square

#370F6A #6A0F14 #426A0F #0F6A64

split-complementary

#370F6A #6A640F #146A0F

monochromatic

#0E041B #1B0734 #370F6A #5317A0 #6F1ED5

Accessibility & contrast

On white

14.60

#370F6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#370F6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370F6A

14.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370F6A	#FFFFFF	#000000	##FFFFFF
##370F6A	1.00	14.60	1.44	14.60
#FFFFFF	14.60	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296C

Deuteranopia (green-blind)

#002768

Tritanopia (blue-blind)

#292A3D

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #370f6a;
/* rgb */ color: rgb(55, 15, 106);
/* oklch */ color: oklch(29.8% 0.142 296.2);

Tailwind

colors: {
  custom: {
    50: '#745496',
    500: '#370f6a',
    950: '#000000',
  },
}

SCSS

$custom: #370f6a;
$custom-light: #745496;
$custom-dark: #000000;

JSON

{
  "hex": "#370f6a",
  "rgb": {
    "r": 55,
    "g": 15,
    "b": 106
  },
  "hsl": {
    "h": 266.374,
    "s": 75.207,
    "l": 23.725
  },
  "oklch": {
    "l": 0.29784,
    "c": 0.14233,
    "h": 296.2
  },
  "luminance": 0.02194
}

Semantic roles & 50–950 ramp

primary

#370F6A

secondary

#71A232

accent

#F2369F

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09030D

muted

#7B787E

Preview Lab

Preview with #370F6A

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

Preview Lab → · Contrast checker → · Palette generator →