#391BA0#391BA0

#391BA0 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.0% C 0.194 H 281.7°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#391BA0
RGB	rgb(57, 27, 160)
HSL	hsl(254, 71%, 37%)
HSV	hsv(254, 83%, 63%)
CMYK	cmyk(64.4%, 83.1%, 0%, 37.3%)
CIE-LAB	lab(24.29, 49.23, -65.70)
CIE-LCH	lch(24.29, 82.10, 306.85°)
OKLab	oklab(36.97% 0.0392 -0.1896)
OKLCH	oklch(36.97% 0.194 281.7)
XYZ	xyz(8.4224, 4.1912, 33.6160)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391BA0 #82A01B

analogous

#1B40A0 #391BA0 #7C1BA0

triadic

#391BA0 #A0391B #1BA039

tetradic

#391BA0 #A01B40 #82A01B #1BA07C

square

#391BA0 #A01B40 #82A01B #1BA07C

split-complementary

#391BA0 #A07C1B #40A01B

monochromatic

#140937 #26126C #391BA0 #4C24D4 #7453E2

Accessibility & contrast

On white

11.42

#391BA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#391BA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391BA0

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391BA0	#FFFFFF	#000000	##FFFFFF
##391BA0	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA4

Deuteranopia (green-blind)

#00359E

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #391ba0;
/* rgb */ color: rgb(57, 27, 160);
/* oklch */ color: oklch(37.0% 0.194 281.7);

Tailwind

colors: {
  custom: {
    50: '#7e5dbd',
    500: '#391ba0',
    950: '#000000',
  },
}

SCSS

$custom: #391ba0;
$custom-light: #7e5dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#391ba0",
  "rgb": {
    "r": 57,
    "g": 27,
    "b": 160
  },
  "hsl": {
    "h": 253.534,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.36973,
    "c": 0.19357,
    "h": 281.7
  },
  "luminance": 0.04192
}

Semantic roles & 50–950 ramp

primary

#391BA0

secondary

#ABC552

accent

#EE3AC5

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #391BA0

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

Preview Lab → · Contrast checker → · Palette generator →