#391B85#391B85

#391B85 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 34.1% C 0.162 H 287.2°. Best body text is #FFFFFF at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#391B85
RGB	rgb(57, 27, 133)
HSL	hsl(257, 66%, 31%)
HSV	hsv(257, 80%, 52%)
CMYK	cmyk(57.1%, 79.7%, 0%, 47.8%)
CIE-LAB	lab(21.38, 41.34, -53.79)
CIE-LCH	lch(21.38, 67.84, 307.55°)
OKLab	oklab(34.09% 0.048 -0.1548)
OKLCH	oklch(34.09% 0.162 287.2)
XYZ	xyz(6.3117, 3.3468, 22.4992)
Luminance	0.0335 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391B85 #67851B

analogous

#1B3285 #391B85 #6E1B85

triadic

#391B85 #85391B #1B8539

tetradic

#391B85 #851B32 #67851B #1B856E

square

#391B85 #851B32 #67851B #1B856E

split-complementary

#391B85 #856E1B #32851B

monochromatic

#0D061F #231152 #391B85 #4F25B8 #6C42D9

Accessibility & contrast

On white

12.58

#391B85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#391B85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391B85

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391B85	#FFFFFF	#000000	##FFFFFF
##391B85	1.00	12.58	1.67	12.58
#FFFFFF	12.58	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003688

Deuteranopia (green-blind)

#003083

Tritanopia (blue-blind)

#173A4F

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #391b85;
/* rgb */ color: rgb(57, 27, 133);
/* oklch */ color: oklch(34.1% 0.162 287.2);

Tailwind

colors: {
  custom: {
    50: '#795caa',
    500: '#391b85',
    950: '#000000',
  },
}

SCSS

$custom: #391b85;
$custom-light: #795caa;
$custom-dark: #000000;

JSON

{
  "hex": "#391b85",
  "rgb": {
    "r": 57,
    "g": 27,
    "b": 133
  },
  "hsl": {
    "h": 256.981,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.3409,
    "c": 0.16209,
    "h": 287.2
  },
  "luminance": 0.03347
}

Semantic roles & 50–950 ramp

primary

#391B85

secondary

#97B844

accent

#E93FB9

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #391B85

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

Preview Lab → · Contrast checker → · Palette generator →