#370F68#370F68

#370F68 is a dark, vivid violet. Relative luminance 0.022; OKLCH L 29.6% C 0.140 H 297.0°. Best body text is #FFFFFF at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#370F68
RGB	rgb(55, 15, 104)
HSL	hsl(267, 75%, 23%)
HSV	hsv(267, 86%, 41%)
CMYK	cmyk(47.1%, 85.6%, 0%, 59.2%)
CIE-LAB	lab(16.27, 38.29, -43.56)
CIE-LCH	lch(16.27, 57.99, 311.31°)
OKLab	oklab(29.58% 0.0636 -0.1248)
OKLCH	oklch(29.58% 0.14 297)
XYZ	xyz(4.2444, 2.1533, 13.2860)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370F68 #40680F

analogous

#0F1468 #370F68 #630F68

triadic

#370F68 #68370F #0F6837

tetradic

#370F68 #680F14 #40680F #0F6863

square

#370F68 #680F14 #40680F #0F6863

split-complementary

#370F68 #68630F #14680F

monochromatic

#0E041B #1B0733 #370F68 #53179D #701ED3

Accessibility & contrast

On white

14.68

#370F68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#370F68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370F68

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370F68	#FFFFFF	#000000	##FFFFFF
##370F68	1.00	14.68	1.43	14.68
#FFFFFF	14.68	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296A

Deuteranopia (green-blind)

#002766

Tritanopia (blue-blind)

#2A293C

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #370f68;
/* rgb */ color: rgb(55, 15, 104);
/* oklch */ color: oklch(29.6% 0.140 297.0);

Tailwind

colors: {
  custom: {
    50: '#745394',
    500: '#370f68',
    950: '#000000',
  },
}

SCSS

$custom: #370f68;
$custom-light: #745394;
$custom-dark: #000000;

JSON

{
  "hex": "#370f68",
  "rgb": {
    "r": 55,
    "g": 15,
    "b": 104
  },
  "hsl": {
    "h": 266.966,
    "s": 74.79,
    "l": 23.333
  },
  "oklch": {
    "l": 0.29581,
    "c": 0.14009,
    "h": 297
  },
  "luminance": 0.02153
}

Semantic roles & 50–950 ramp

primary

#370F68

secondary

#6FA132

accent

#F1369D

background

#F7F5F9

surface

#EDE8F1

border

#C8C4CB

text

#09030D

muted

#7B787E

Preview Lab

Preview with #370F68

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

Preview Lab → · Contrast checker → · Palette generator →