#391BA6#391BA6

#391BA6 is a dark, highly saturated violet. Relative luminance 0.044; OKLCH L 37.6% C 0.200 H 280.7°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#391BA6
RGB	rgb(57, 27, 166)
HSL	hsl(253, 72%, 38%)
HSV	hsv(253, 84%, 65%)
CMYK	cmyk(65.7%, 83.7%, 0%, 34.9%)
CIE-LAB	lab(24.97, 50.96, -68.23)
CIE-LCH	lch(24.97, 85.16, 306.76°)
OKLab	oklab(37.64% 0.0371 -0.1969)
OKLCH	oklch(37.64% 0.2 280.7)
XYZ	xyz(8.9600, 4.4062, 36.4473)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391BA6 #88A61B

analogous

#1B42A6 #391BA6 #7F1BA6

triadic

#391BA6 #A6391B #1BA639

tetradic

#391BA6 #A61B42 #88A61B #1BA67F

square

#391BA6 #A61B42 #88A61B #1BA67F

split-complementary

#391BA6 #A67F1B #42A61B

monochromatic

#150A3D #271271 #391BA6 #4B24DB #7658E4

Accessibility & contrast

On white

11.16

#391BA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#391BA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391BA6

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391BA6	#FFFFFF	#000000	##FFFFFF
##391BA6	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AA

Deuteranopia (green-blind)

#0036A4

Tritanopia (blue-blind)

#004763

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #391ba6;
/* rgb */ color: rgb(57, 27, 166);
/* oklch */ color: oklch(37.6% 0.200 280.7);

Tailwind

colors: {
  custom: {
    50: '#7f5ec2',
    500: '#391ba6',
    950: '#000000',
  },
}

SCSS

$custom: #391ba6;
$custom-light: #7f5ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#391ba6",
  "rgb": {
    "r": 57,
    "g": 27,
    "b": 166
  },
  "hsl": {
    "h": 252.95,
    "s": 72.021,
    "l": 37.843
  },
  "oklch": {
    "l": 0.37638,
    "c": 0.20038,
    "h": 280.7
  },
  "luminance": 0.04407
}

Semantic roles & 50–950 ramp

primary

#391BA6

secondary

#AFC756

accent

#EF39C8

background

#F8F5FC

surface

#F0E9F8

border

#CBC5D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #391BA6

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

Preview Lab → · Contrast checker → · Palette generator →