#371B72#371B72

#371B72 is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.0% C 0.139 H 291.2°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#371B72
RGB	rgb(55, 27, 114)
HSL	hsl(259, 62%, 28%)
HSV	hsv(259, 76%, 45%)
CMYK	cmyk(51.8%, 76.3%, 0%, 55.3%)
CIE-LAB	lab(19.27, 35.37, -45.16)
CIE-LCH	lch(19.27, 57.36, 308.07°)
OKLab	oklab(31.98% 0.0502 -0.1296)
OKLCH	oklch(31.98% 0.139 291.2)
XYZ	xyz(5.0039, 2.8108, 16.1952)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371B72 #56721B

analogous

#1B2B72 #371B72 #621B72

triadic

#371B72 #72371B #1B7237

tetradic

#371B72 #721B2B #56721B #1B7262

square

#371B72 #721B2B #56721B #1B7262

split-complementary

#371B72 #72621B #2B721B

monochromatic

#0C0619 #1F0F41 #371B72 #4F27A3 #6938D0

Accessibility & contrast

On white

13.44

#371B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#371B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371B72

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371B72	#FFFFFF	#000000	##FFFFFF
##371B72	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003075

Deuteranopia (green-blind)

#002D70

Tritanopia (blue-blind)

#233245

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #371b72;
/* rgb */ color: rgb(55, 27, 114);
/* oklch */ color: oklch(32.0% 0.139 291.2);

Tailwind

colors: {
  custom: {
    50: '#755a9b',
    500: '#371b72',
    950: '#000000',
  },
}

SCSS

$custom: #371b72;
$custom-light: #755a9b;
$custom-dark: #000000;

JSON

{
  "hex": "#371b72",
  "rgb": {
    "r": 55,
    "g": 27,
    "b": 114
  },
  "hsl": {
    "h": 259.31,
    "s": 61.702,
    "l": 27.647
  },
  "oklch": {
    "l": 0.31979,
    "c": 0.13897,
    "h": 291.2
  },
  "luminance": 0.02811
}

Semantic roles & 50–950 ramp

primary

#371B72

secondary

#86A742

accent

#E543B1

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #371B72

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

Preview Lab → · Contrast checker → · Palette generator →