#371C9C#371C9C

#371C9C is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.5% C 0.189 H 281.3°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#371C9C
RGB	rgb(55, 28, 156)
HSL	hsl(253, 70%, 36%)
HSV	hsv(253, 82%, 61%)
CMYK	cmyk(64.7%, 82.1%, 0%, 38.8%)
CIE-LAB	lab(23.81, 47.43, -64.06)
CIE-LCH	lch(23.81, 79.71, 306.51°)
OKLab	oklab(36.46% 0.0369 -0.1849)
OKLCH	oklch(36.46% 0.189 281.3)
XYZ	xyz(7.9897, 4.0424, 31.8053)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371C9C #819C1C

analogous

#1C419C #371C9C #771C9C

triadic

#371C9C #9C371C #1C9C37

tetradic

#371C9C #9C1C41 #819C1C #1C9C77

square

#371C9C #9C1C41 #819C1C #1C9C77

split-complementary

#371C9C #9C771C #419C1C

monochromatic

#120934 #251368 #371C9C #4925D0 #7052E0

Accessibility & contrast

On white

11.61

#371C9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#371C9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371C9C

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371C9C	#FFFFFF	#000000	##FFFFFF
##371C9C	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9F

Deuteranopia (green-blind)

#00349A

Tritanopia (blue-blind)

#00435D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #371c9c;
/* rgb */ color: rgb(55, 28, 156);
/* oklch */ color: oklch(36.5% 0.189 281.3);

Tailwind

colors: {
  custom: {
    50: '#7c5dba',
    500: '#371c9c',
    950: '#000000',
  },
}

SCSS

$custom: #371c9c;
$custom-light: #7c5dba;
$custom-dark: #000000;

JSON

{
  "hex": "#371c9c",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 156
  },
  "hsl": {
    "h": 252.656,
    "s": 69.565,
    "l": 36.078
  },
  "oklch": {
    "l": 0.36463,
    "c": 0.1885,
    "h": 281.3
  },
  "luminance": 0.04043
}

Semantic roles & 50–950 ramp

primary

#371C9C

secondary

#ABC351

accent

#EC3BC7

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #371C9C

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

Preview Lab → · Contrast checker → · Palette generator →