#371C80#371C80

#371C80 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.5% C 0.155 H 287.1°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#371C80
RGB	rgb(55, 28, 128)
HSL	hsl(256, 64%, 31%)
HSV	hsv(256, 78%, 50%)
CMYK	cmyk(57%, 78.1%, 0%, 49.8%)
CIE-LAB	lab(20.83, 39.06, -51.55)
CIE-LCH	lch(20.83, 64.67, 307.15°)
OKLab	oklab(33.5% 0.0455 -0.1483)
OKLCH	oklch(33.5% 0.155 287.1)
XYZ	xyz(5.8859, 3.2009, 20.7256)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371C80 #65801C

analogous

#1C3380 #371C80 #691C80

triadic

#371C80 #80371C #1C8037

tetradic

#371C80 #801C33 #65801C #1C8069

square

#371C80 #801C33 #65801C #1C8069

split-complementary

#371C80 #80691C #33801C

monochromatic

#0C061C #21114E #371C80 #4D27B2 #6941D5

Accessibility & contrast

On white

12.80

#371C80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#371C80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371C80

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371C80	#FFFFFF	#000000	##FFFFFF
##371C80	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003483

Deuteranopia (green-blind)

#002F7E

Tritanopia (blue-blind)

#17384D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #371c80;
/* rgb */ color: rgb(55, 28, 128);
/* oklch */ color: oklch(33.5% 0.155 287.1);

Tailwind

colors: {
  custom: {
    50: '#775ca6',
    500: '#371c80',
    950: '#000000',
  },
}

SCSS

$custom: #371c80;
$custom-light: #775ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#371c80",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 128
  },
  "hsl": {
    "h": 256.2,
    "s": 64.103,
    "l": 30.588
  },
  "oklch": {
    "l": 0.33498,
    "c": 0.15517,
    "h": 287.1
  },
  "luminance": 0.03201
}

Semantic roles & 50–950 ramp

primary

#371C80

secondary

#95B344

accent

#E741BA

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371C80

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

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