#371781#371781

#371781 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 33.0% C 0.161 H 287.6°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#371781
RGB	rgb(55, 23, 129)
HSL	hsl(258, 70%, 30%)
HSV	hsv(258, 82%, 51%)
CMYK	cmyk(57.4%, 82.2%, 0%, 49.4%)
CIE-LAB	lab(20.08, 41.81, -53.41)
CIE-LCH	lch(20.08, 67.83, 308.05°)
OKLab	oklab(33.01% 0.0489 -0.1537)
OKLCH	oklch(33.01% 0.161 287.6)
XYZ	xyz(5.8432, 3.0097, 21.0377)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371781 #618117

analogous

#172C81 #371781 #6C1781

triadic

#371781 #813717 #178137

tetradic

#371781 #81172C #618117 #17816C

square

#371781 #81172C #618117 #17816C

split-complementary

#371781 #816C17 #2C8117

monochromatic

#0B051A #210E4D #371781 #4D20B5 #6937DB

Accessibility & contrast

On white

13.11

#371781 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#371781 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371781

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371781	#FFFFFF	#000000	##FFFFFF
##371781	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003384

Deuteranopia (green-blind)

#002E7F

Tritanopia (blue-blind)

#16364C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #371781;
/* rgb */ color: rgb(55, 23, 129);
/* oklch */ color: oklch(33.0% 0.161 287.6);

Tailwind

colors: {
  custom: {
    50: '#7859a7',
    500: '#371781',
    950: '#000000',
  },
}

SCSS

$custom: #371781;
$custom-light: #7859a7;
$custom-dark: #000000;

JSON

{
  "hex": "#371781",
  "rgb": {
    "r": 55,
    "g": 23,
    "b": 129
  },
  "hsl": {
    "h": 258.113,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.33007,
    "c": 0.16133,
    "h": 287.6
  },
  "luminance": 0.0301
}

Semantic roles & 50–950 ramp

primary

#371781

secondary

#91B53E

accent

#ED3BB7

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #371781

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

Preview Lab → · Contrast checker → · Palette generator →