#391B89#391B89

#391B89 is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.5% C 0.167 H 286.3°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#391B89
RGB	rgb(57, 27, 137)
HSL	hsl(256, 67%, 32%)
HSV	hsv(256, 80%, 54%)
CMYK	cmyk(58.4%, 80.3%, 0%, 46.3%)
CIE-LAB	lab(21.80, 42.52, -55.62)
CIE-LCH	lch(21.80, 70.01, 307.40°)
OKLab	oklab(34.5% 0.0468 -0.1602)
OKLCH	oklch(34.5% 0.167 286.3)
XYZ	xyz(6.5933, 3.4595, 23.9824)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391B89 #6B891B

analogous

#1B3489 #391B89 #701B89

triadic

#391B89 #89391B #1B8939

tetradic

#391B89 #891B34 #6B891B #1B8970

square

#391B89 #891B34 #6B891B #1B8970

split-complementary

#391B89 #89701B #34891B

monochromatic

#0E0723 #241156 #391B89 #4E25BC #6D44DA

Accessibility & contrast

On white

12.41

#391B89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#391B89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391B89

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391B89	#FFFFFF	#000000	##FFFFFF
##391B89	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378C

Deuteranopia (green-blind)

#003187

Tritanopia (blue-blind)

#113B52

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #391b89;
/* rgb */ color: rgb(57, 27, 137);
/* oklch */ color: oklch(34.5% 0.167 286.3);

Tailwind

colors: {
  custom: {
    50: '#7a5cad',
    500: '#391b89',
    950: '#000000',
  },
}

SCSS

$custom: #391b89;
$custom-light: #7a5cad;
$custom-dark: #000000;

JSON

{
  "hex": "#391b89",
  "rgb": {
    "r": 57,
    "g": 27,
    "b": 137
  },
  "hsl": {
    "h": 256.364,
    "s": 67.073,
    "l": 32.157
  },
  "oklch": {
    "l": 0.34504,
    "c": 0.16685,
    "h": 286.3
  },
  "luminance": 0.0346
}

Semantic roles & 50–950 ramp

primary

#391B89

secondary

#9BBC44

accent

#EA3EBB

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #391B89

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

Preview Lab → · Contrast checker → · Palette generator →