#391E8B#391E8B

#391E8B is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.1% C 0.166 H 285.4°. Best body text is #FFFFFF at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#391E8B
RGB	rgb(57, 30, 139)
HSL	hsl(255, 64%, 33%)
HSV	hsv(255, 78%, 55%)
CMYK	cmyk(59%, 78.4%, 0%, 45.5%)
CIE-LAB	lab(22.52, 41.63, -55.67)
CIE-LCH	lch(22.52, 69.52, 306.79°)
OKLab	oklab(35.07% 0.044 -0.1604)
OKLCH	oklch(35.07% 0.166 285.4)
XYZ	xyz(6.8104, 3.6621, 24.7691)
Luminance	0.0366 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391E8B #708B1E

analogous

#1E3A8B #391E8B #6F1E8B

triadic

#391E8B #8B391E #1E8B39

tetradic

#391E8B #8B1E3A #708B1E #1E8B6F

square

#391E8B #8B1E3A #708B1E #1E8B6F

split-complementary

#391E8B #8B6F1E #3A8B1E

monochromatic

#100826 #241359 #391E8B #4E29BD #6E4BD8

Accessibility & contrast

On white

12.12

#391E8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#391E8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391E8B

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391E8B	#FFFFFF	#000000	##FFFFFF
##391E8B	1.00	12.12	1.73	12.12
#FFFFFF	12.12	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398E

Deuteranopia (green-blind)

#003289

Tritanopia (blue-blind)

#0E3D54

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #391e8b;
/* rgb */ color: rgb(57, 30, 139);
/* oklch */ color: oklch(35.1% 0.166 285.4);

Tailwind

colors: {
  custom: {
    50: '#7a5dae',
    500: '#391e8b',
    950: '#000000',
  },
}

SCSS

$custom: #391e8b;
$custom-light: #7a5dae;
$custom-dark: #000000;

JSON

{
  "hex": "#391e8b",
  "rgb": {
    "r": 57,
    "g": 30,
    "b": 139
  },
  "hsl": {
    "h": 254.862,
    "s": 64.497,
    "l": 33.137
  },
  "oklch": {
    "l": 0.35072,
    "c": 0.16629,
    "h": 285.4
  },
  "luminance": 0.03662
}

Semantic roles & 50–950 ramp

primary

#391E8B

secondary

#9FBB4A

accent

#E740BE

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #391E8B

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

Preview Lab → · Contrast checker → · Palette generator →