#391A8B#391A8B

#391A8B is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.6% C 0.170 H 286.0°. Best body text is #FFFFFF at 12.39:1 contrast (WCAG AA passes).

Color values

HEX	#391A8B
RGB	rgb(57, 26, 139)
HSL	hsl(256, 68%, 32%)
HSV	hsv(256, 81%, 55%)
CMYK	cmyk(59%, 81.3%, 0%, 45.5%)
CIE-LAB	lab(21.84, 43.58, -56.79)
CIE-LCH	lch(21.84, 71.59, 307.50°)
OKLab	oklab(34.6% 0.0468 -0.1636)
OKLCH	oklch(34.6% 0.17 286)
XYZ	xyz(6.7155, 3.4723, 24.7375)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391A8B #6C8B1A

analogous

#1A348B #391A8B #711A8B

triadic

#391A8B #8B391A #1A8B39

tetradic

#391A8B #8B1A34 #6C8B1A #1A8B71

square

#391A8B #8B1A34 #6C8B1A #1A8B71

split-complementary

#391A8B #8B711A #348B1A

monochromatic

#0F0724 #241057 #391A8B #4E24BF #6D43DC

Accessibility & contrast

On white

12.39

#391A8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#391A8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391A8B

12.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391A8B	#FFFFFF	#000000	##FFFFFF
##391A8B	1.00	12.39	1.69	12.39
#FFFFFF	12.39	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378E

Deuteranopia (green-blind)

#003189

Tritanopia (blue-blind)

#0E3C53

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #391a8b;
/* rgb */ color: rgb(57, 26, 139);
/* oklch */ color: oklch(34.6% 0.170 286.0);

Tailwind

colors: {
  custom: {
    50: '#7a5bae',
    500: '#391a8b',
    950: '#000000',
  },
}

SCSS

$custom: #391a8b;
$custom-light: #7a5bae;
$custom-dark: #000000;

JSON

{
  "hex": "#391a8b",
  "rgb": {
    "r": 57,
    "g": 26,
    "b": 139
  },
  "hsl": {
    "h": 256.46,
    "s": 68.485,
    "l": 32.353
  },
  "oklch": {
    "l": 0.346,
    "c": 0.17014,
    "h": 286
  },
  "luminance": 0.03473
}

Semantic roles & 50–950 ramp

primary

#391A8B

secondary

#9CBD44

accent

#EB3CBB

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #391A8B

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

Preview Lab → · Contrast checker → · Palette generator →