#391BA7#391BA7

#391BA7 is a dark, highly saturated violet. Relative luminance 0.044; OKLCH L 37.8% C 0.202 H 280.5°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#391BA7
RGB	rgb(57, 27, 167)
HSL	hsl(253, 72%, 38%)
HSV	hsv(253, 84%, 65%)
CMYK	cmyk(65.9%, 83.8%, 0%, 34.5%)
CIE-LAB	lab(25.09, 51.24, -68.64)
CIE-LCH	lch(25.09, 85.66, 306.74°)
OKLab	oklab(37.75% 0.0368 -0.1981)
OKLCH	oklch(37.75% 0.202 280.5)
XYZ	xyz(9.0521, 4.4430, 36.9323)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391BA7 #89A71B

analogous

#1B43A7 #391BA7 #7F1BA7

triadic

#391BA7 #A7391B #1BA739

tetradic

#391BA7 #A71B43 #89A71B #1BA77F

square

#391BA7 #A71B43 #89A71B #1BA77F

split-complementary

#391BA7 #A77F1B #43A71B

monochromatic

#150A3E #271272 #391BA7 #4B24DC #7658E4

Accessibility & contrast

On white

11.12

#391BA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#391BA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391BA7

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391BA7	#FFFFFF	#000000	##FFFFFF
##391BA7	1.00	11.12	1.89	11.12
#FFFFFF	11.12	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AB

Deuteranopia (green-blind)

#0036A5

Tritanopia (blue-blind)

#004863

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #391ba7;
/* rgb */ color: rgb(57, 27, 167);
/* oklch */ color: oklch(37.8% 0.202 280.5);

Tailwind

colors: {
  custom: {
    50: '#805ec3',
    500: '#391ba7',
    950: '#000000',
  },
}

SCSS

$custom: #391ba7;
$custom-light: #805ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#391ba7",
  "rgb": {
    "r": 57,
    "g": 27,
    "b": 167
  },
  "hsl": {
    "h": 252.857,
    "s": 72.165,
    "l": 38.039
  },
  "oklch": {
    "l": 0.3775,
    "c": 0.2015,
    "h": 280.5
  },
  "luminance": 0.04444
}

Semantic roles & 50–950 ramp

primary

#391BA7

secondary

#AFC856

accent

#EF39C8

background

#F8F5FC

surface

#F0E9F8

border

#CBC5D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #391BA7

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

Preview Lab → · Contrast checker → · Palette generator →