#371C7E#371C7E

#371C7E is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.3% C 0.153 H 287.6°. Best body text is #FFFFFF at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#371C7E
RGB	rgb(55, 28, 126)
HSL	hsl(257, 64%, 30%)
HSV	hsv(257, 78%, 49%)
CMYK	cmyk(56.3%, 77.8%, 0%, 50.6%)
CIE-LAB	lab(20.63, 38.46, -50.61)
CIE-LCH	lch(20.63, 63.56, 307.23°)
OKLab	oklab(33.3% 0.0461 -0.1456)
OKLCH	oklch(33.3% 0.153 287.6)
XYZ	xyz(5.7556, 3.1488, 20.0391)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371C7E #637E1C

analogous

#1C327E #371C7E #681C7E

triadic

#371C7E #7E371C #1C7E37

tetradic

#371C7E #7E1C32 #637E1C #1C7E68

square

#371C7E #7E1C32 #637E1C #1C7E68

split-complementary

#371C7E #7E681C #327E1C

monochromatic

#0B061A #21114C #371C7E #4D27B0 #6940D5

Accessibility & contrast

On white

12.89

#371C7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#371C7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371C7E

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371C7E	#FFFFFF	#000000	##FFFFFF
##371C7E	1.00	12.89	1.63	12.89
#FFFFFF	12.89	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003481

Deuteranopia (green-blind)

#002F7C

Tritanopia (blue-blind)

#19374C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #371c7e;
/* rgb */ color: rgb(55, 28, 126);
/* oklch */ color: oklch(33.3% 0.153 287.6);

Tailwind

colors: {
  custom: {
    50: '#775ba4',
    500: '#371c7e',
    950: '#000000',
  },
}

SCSS

$custom: #371c7e;
$custom-light: #775ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#371c7e",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 126
  },
  "hsl": {
    "h": 256.531,
    "s": 63.636,
    "l": 30.196
  },
  "oklch": {
    "l": 0.33296,
    "c": 0.15271,
    "h": 287.6
  },
  "luminance": 0.03149
}

Semantic roles & 50–950 ramp

primary

#371C7E

secondary

#93B244

accent

#E741B9

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371C7E

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

Preview Lab → · Contrast checker → · Palette generator →