#371B84#371B84

#371B84 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.8% C 0.161 H 286.3°. Best body text is #FFFFFF at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#371B84
RGB	rgb(55, 27, 132)
HSL	hsl(256, 66%, 31%)
HSV	hsv(256, 80%, 52%)
CMYK	cmyk(58.3%, 79.5%, 0%, 48.2%)
CIE-LAB	lab(21.06, 40.77, -53.69)
CIE-LCH	lch(21.06, 67.42, 307.21°)
OKLab	oklab(33.78% 0.0451 -0.1546)
OKLCH	oklch(33.78% 0.161 286.3)
XYZ	xyz(6.1311, 3.2617, 22.1318)
Luminance	0.0326 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371B84 #68841B

analogous

#1B3384 #371B84 #6B1B84

triadic

#371B84 #84371B #1B8437

tetradic

#371B84 #841B33 #68841B #1B846B

square

#371B84 #841B33 #68841B #1B846B

split-complementary

#371B84 #846B1B #33841B

monochromatic

#0D061E #221151 #371B84 #4C25B7 #6941D8

Accessibility & contrast

On white

12.71

#371B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#371B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371B84

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371B84	#FFFFFF	#000000	##FFFFFF
##371B84	1.00	12.71	1.65	12.71
#FFFFFF	12.71	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003587

Deuteranopia (green-blind)

#003082

Tritanopia (blue-blind)

#12394F

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #371b84;
/* rgb */ color: rgb(55, 27, 132);
/* oklch */ color: oklch(33.8% 0.161 286.3);

Tailwind

colors: {
  custom: {
    50: '#785ba9',
    500: '#371b84',
    950: '#000000',
  },
}

SCSS

$custom: #371b84;
$custom-light: #785ba9;
$custom-dark: #000000;

JSON

{
  "hex": "#371b84",
  "rgb": {
    "r": 55,
    "g": 27,
    "b": 132
  },
  "hsl": {
    "h": 256,
    "s": 66.038,
    "l": 31.176
  },
  "oklch": {
    "l": 0.33784,
    "c": 0.16105,
    "h": 286.3
  },
  "luminance": 0.03262
}

Semantic roles & 50–950 ramp

primary

#371B84

secondary

#98B743

accent

#E93FBC

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #371B84

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

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