#391F72#391F72

#391F72 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 32.8% C 0.134 H 291.6°. Best body text is #FFFFFF at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#391F72
RGB	rgb(57, 31, 114)
HSL	hsl(259, 57%, 28%)
HSV	hsv(259, 73%, 45%)
CMYK	cmyk(50%, 72.8%, 0%, 55.3%)
CIE-LAB	lab(20.30, 33.51, -43.46)
CIE-LCH	lch(20.30, 54.88, 307.63°)
OKLab	oklab(32.77% 0.0494 -0.1246)
OKLCH	oklch(32.77% 0.134 291.6)
XYZ	xyz(5.2137, 3.0645, 16.2331)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391F72 #58721F

analogous

#1F2E72 #391F72 #621F72

triadic

#391F72 #72391F #1F7239

tetradic

#391F72 #721F2E #58721F #1F7262

square

#391F72 #721F2E #58721F #1F7262

split-complementary

#391F72 #72621F #2E721F

monochromatic

#0C0718 #211242 #391F72 #512CA2 #6C40CB

Accessibility & contrast

On white

13.02

#391F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#391F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391F72

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391F72	#FFFFFF	#000000	##FFFFFF
##391F72	1.00	13.02	1.61	13.02
#FFFFFF	13.02	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003274

Deuteranopia (green-blind)

#002F70

Tritanopia (blue-blind)

#273446

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #391f72;
/* rgb */ color: rgb(57, 31, 114);
/* oklch */ color: oklch(32.8% 0.134 291.6);

Tailwind

colors: {
  custom: {
    50: '#755d9b',
    500: '#391f72',
    950: '#000000',
  },
}

SCSS

$custom: #391f72;
$custom-light: #755d9b;
$custom-dark: #000000;

JSON

{
  "hex": "#391f72",
  "rgb": {
    "r": 57,
    "g": 31,
    "b": 114
  },
  "hsl": {
    "h": 258.795,
    "s": 57.241,
    "l": 28.431
  },
  "oklch": {
    "l": 0.32766,
    "c": 0.13401,
    "h": 291.6
  },
  "luminance": 0.03065
}

Semantic roles & 50–950 ramp

primary

#391F72

secondary

#88A647

accent

#E047B1

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #391F72

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

Preview Lab → · Contrast checker → · Palette generator →