#371C7D#371C7D

#371C7D is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.2% C 0.151 H 287.8°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#371C7D
RGB	rgb(55, 28, 125)
HSL	hsl(257, 63%, 30%)
HSV	hsv(257, 78%, 49%)
CMYK	cmyk(56%, 77.6%, 0%, 51%)
CIE-LAB	lab(20.53, 38.15, -50.14)
CIE-LCH	lch(20.53, 63.00, 307.27°)
OKLab	oklab(33.2% 0.0464 -0.1442)
OKLCH	oklch(33.2% 0.151 287.8)
XYZ	xyz(5.6914, 3.1231, 19.7010)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371C7D #627D1C

analogous

#1C317D #371C7D #681C7D

triadic

#371C7D #7D371C #1C7D37

tetradic

#371C7D #7D1C31 #627D1C #1C7D68

square

#371C7D #7D1C31 #627D1C #1C7D68

split-complementary

#371C7D #7D681C #317D1C

monochromatic

#0B0619 #21114B #371C7D #4D27AF #693FD4

Accessibility & contrast

On white

12.93

#371C7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#371C7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371C7D

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371C7D	#FFFFFF	#000000	##FFFFFF
##371C7D	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003480

Deuteranopia (green-blind)

#002F7B

Tritanopia (blue-blind)

#1A374B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #371c7d;
/* rgb */ color: rgb(55, 28, 125);
/* oklch */ color: oklch(33.2% 0.151 287.8);

Tailwind

colors: {
  custom: {
    50: '#765ba4',
    500: '#371c7d',
    950: '#000000',
  },
}

SCSS

$custom: #371c7d;
$custom-light: #765ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#371c7d",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 125
  },
  "hsl": {
    "h": 256.701,
    "s": 63.399,
    "l": 30
  },
  "oklch": {
    "l": 0.33196,
    "c": 0.15148,
    "h": 287.8
  },
  "luminance": 0.03123
}

Semantic roles & 50–950 ramp

primary

#371C7D

secondary

#92B144

accent

#E641B8

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371C7D

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

Preview Lab → · Contrast checker → · Palette generator →