#371C9E#371C9E

#371C9E is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.7% C 0.191 H 280.9°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#371C9E
RGB	rgb(55, 28, 158)
HSL	hsl(252, 70%, 36%)
HSV	hsv(252, 82%, 62%)
CMYK	cmyk(65.2%, 82.3%, 0%, 38%)
CIE-LAB	lab(24.03, 48.02, -64.92)
CIE-LCH	lch(24.03, 80.74, 306.49°)
OKLab	oklab(36.68% 0.0362 -0.1873)
OKLCH	oklch(36.68% 0.191 280.9)
XYZ	xyz(8.1604, 4.1107, 32.7045)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371C9E #839E1C

analogous

#1C429E #371C9E #781C9E

triadic

#371C9E #9E371C #1C9E37

tetradic

#371C9E #9E1C42 #839E1C #1C9E78

square

#371C9E #9E1C42 #839E1C #1C9E78

split-complementary

#371C9E #9E781C #429E1C

monochromatic

#130A36 #25136A #371C9E #4925D2 #7154E1

Accessibility & contrast

On white

11.52

#371C9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#371C9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371C9E

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371C9E	#FFFFFF	#000000	##FFFFFF
##371C9E	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA2

Deuteranopia (green-blind)

#00349C

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #371c9e;
/* rgb */ color: rgb(55, 28, 158);
/* oklch */ color: oklch(36.7% 0.191 280.9);

Tailwind

colors: {
  custom: {
    50: '#7d5dbc',
    500: '#371c9e',
    950: '#000000',
  },
}

SCSS

$custom: #371c9e;
$custom-light: #7d5dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#371c9e",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 158
  },
  "hsl": {
    "h": 252.462,
    "s": 69.892,
    "l": 36.471
  },
  "oklch": {
    "l": 0.36683,
    "c": 0.19082,
    "h": 280.9
  },
  "luminance": 0.04111
}

Semantic roles & 50–950 ramp

primary

#371C9E

secondary

#ACC452

accent

#ED3BC8

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #371C9E

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

Preview Lab → · Contrast checker → · Palette generator →