#371C66#371C66

#371C66 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.0% C 0.122 H 295.0°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#371C66
RGB	rgb(55, 28, 102)
HSL	hsl(262, 57%, 25%)
HSV	hsv(262, 73%, 40%)
CMYK	cmyk(46.1%, 72.5%, 0%, 60%)
CIE-LAB	lab(18.37, 31.21, -38.81)
CIE-LCH	lch(18.37, 49.80, 308.81°)
OKLab	oklab(31% 0.0517 -0.111)
OKLCH	oklch(31% 0.122 295)
XYZ	xyz(4.3884, 2.6019, 12.8388)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371C66 #4B661C

analogous

#1C2666 #371C66 #5C1C66

triadic

#371C66 #66371C #1C6637

tetradic

#371C66 #661C26 #4B661C #1C665C

square

#371C66 #661C26 #4B661C #1C665C

split-complementary

#371C66 #665C1C #26661C

monochromatic

#0D0718 #1D0F36 #371C66 #512996 #6B36C6

Accessibility & contrast

On white

13.81

#371C66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#371C66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371C66

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371C66	#FFFFFF	#000000	##FFFFFF
##371C66	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D68

Deuteranopia (green-blind)

#002C64

Tritanopia (blue-blind)

#2A2E3E

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #371c66;
/* rgb */ color: rgb(55, 28, 102);
/* oklch */ color: oklch(31.0% 0.122 295.0);

Tailwind

colors: {
  custom: {
    50: '#735a92',
    500: '#371c66',
    950: '#000000',
  },
}

SCSS

$custom: #371c66;
$custom-light: #735a92;
$custom-dark: #000000;

JSON

{
  "hex": "#371c66",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 102
  },
  "hsl": {
    "h": 261.892,
    "s": 56.923,
    "l": 25.49
  },
  "oklch": {
    "l": 0.31002,
    "c": 0.12242,
    "h": 295
  },
  "luminance": 0.02602
}

Semantic roles & 50–950 ramp

primary

#371C66

secondary

#7B9B43

accent

#E048A9

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08040D

muted

#7B797E

Preview Lab

Preview with #371C66

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

Preview Lab → · Contrast checker → · Palette generator →