#391A66#391A66

#391A66 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.0% C 0.125 H 297.1°. Best body text is #FFFFFF at 13.87:1 contrast (WCAG AA passes).

Color values

HEX	#391A66
RGB	rgb(57, 26, 102)
HSL	hsl(264, 59%, 25%)
HSV	hsv(264, 75%, 40%)
CMYK	cmyk(44.1%, 74.5%, 0%, 60%)
CIE-LAB	lab(18.22, 32.76, -39.04)
CIE-LCH	lch(18.22, 50.96, 310.00°)
OKLab	oklab(30.95% 0.0571 -0.1116)
OKLCH	oklch(30.95% 0.125 297.1)
XYZ	xyz(4.4544, 2.5679, 12.8288)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391A66 #47661A

analogous

#1A2166 #391A66 #5F1A66

triadic

#391A66 #66391A #1A6639

tetradic

#391A66 #661A21 #47661A #1A665F

square

#391A66 #661A21 #47661A #1A665F

split-complementary

#391A66 #665F1A #21661A

monochromatic

#0E0618 #1E0E35 #391A66 #542697 #7033C8

Accessibility & contrast

On white

13.87

#391A66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#391A66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391A66

13.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391A66	#FFFFFF	#000000	##FFFFFF
##391A66	1.00	13.87	1.51	13.87
#FFFFFF	13.87	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D68

Deuteranopia (green-blind)

#002C64

Tritanopia (blue-blind)

#2E2D3E

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #391a66;
/* rgb */ color: rgb(57, 26, 102);
/* oklch */ color: oklch(31.0% 0.125 297.1);

Tailwind

colors: {
  custom: {
    50: '#745992',
    500: '#391a66',
    950: '#000000',
  },
}

SCSS

$custom: #391a66;
$custom-light: #745992;
$custom-dark: #000000;

JSON

{
  "hex": "#391a66",
  "rgb": {
    "r": 57,
    "g": 26,
    "b": 102
  },
  "hsl": {
    "h": 264.474,
    "s": 59.375,
    "l": 25.098
  },
  "oklch": {
    "l": 0.30953,
    "c": 0.12535,
    "h": 297.1
  },
  "luminance": 0.02568
}

Semantic roles & 50–950 ramp

primary

#391A66

secondary

#769C40

accent

#E345A2

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#09040D

muted

#7B797E

Preview Lab

Preview with #391A66

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

Preview Lab → · Contrast checker → · Palette generator →