#371D9A#371D9A

#371D9A is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.4% C 0.185 H 281.5°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#371D9A
RGB	rgb(55, 29, 154)
HSL	hsl(252, 68%, 36%)
HSV	hsv(252, 81%, 60%)
CMYK	cmyk(64.3%, 81.2%, 0%, 39.6%)
CIE-LAB	lab(23.75, 46.37, -62.94)
CIE-LCH	lch(23.75, 78.18, 306.38°)
OKLab	oklab(36.35% 0.037 -0.1816)
OKLCH	oklch(36.35% 0.185 281.5)
XYZ	xyz(7.8458, 4.0235, 30.9287)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371D9A #809A1D

analogous

#1D419A #371D9A #751D9A

triadic

#371D9A #9A371D #1D9A37

tetradic

#371D9A #9A1D41 #809A1D #1D9A75

square

#371D9A #9A1D41 #809A1D #1D9A75

split-complementary

#371D9A #9A751D #419A1D

monochromatic

#120A33 #251366 #371D9A #4927CE #7053DF

Accessibility & contrast

On white

11.64

#371D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#371D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371D9A

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371D9A	#FFFFFF	#000000	##FFFFFF
##371D9A	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9D

Deuteranopia (green-blind)

#003498

Tritanopia (blue-blind)

#00435C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #371d9a;
/* rgb */ color: rgb(55, 29, 154);
/* oklch */ color: oklch(36.4% 0.185 281.5);

Tailwind

colors: {
  custom: {
    50: '#7c5eb9',
    500: '#371d9a',
    950: '#000000',
  },
}

SCSS

$custom: #371d9a;
$custom-light: #7c5eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#371d9a",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 154
  },
  "hsl": {
    "h": 252.48,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.36355,
    "c": 0.18533,
    "h": 281.5
  },
  "luminance": 0.04024
}

Semantic roles & 50–950 ramp

primary

#371D9A

secondary

#AAC251

accent

#EB3DC7

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #371D9A

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

Preview Lab → · Contrast checker → · Palette generator →