#391D80#391D80

#391D80 is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.8% C 0.154 H 288.1°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#391D80
RGB	rgb(57, 29, 128)
HSL	hsl(257, 63%, 31%)
HSV	hsv(257, 77%, 50%)
CMYK	cmyk(55.5%, 77.3%, 0%, 49.8%)
CIE-LAB	lab(21.23, 38.84, -50.88)
CIE-LCH	lch(21.23, 64.01, 307.36°)
OKLab	oklab(33.83% 0.0479 -0.1463)
OKLCH	oklch(33.83% 0.154 288.1)
XYZ	xyz(6.0218, 3.3068, 20.7389)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391D80 #64801D

analogous

#1D3280 #391D80 #6A1D80

triadic

#391D80 #80391D #1D8039

tetradic

#391D80 #801D32 #64801D #1D806A

square

#391D80 #801D32 #64801D #1D806A

split-complementary

#391D80 #806A1D #32801D

monochromatic

#0D061C #23124E #391D80 #4F28B2 #6C43D4

Accessibility & contrast

On white

12.64

#391D80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#391D80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391D80

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391D80	#FFFFFF	#000000	##FFFFFF
##391D80	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003583

Deuteranopia (green-blind)

#00307E

Tritanopia (blue-blind)

#1C384D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #391d80;
/* rgb */ color: rgb(57, 29, 128);
/* oklch */ color: oklch(33.8% 0.154 288.1);

Tailwind

colors: {
  custom: {
    50: '#785ca6',
    500: '#391d80',
    950: '#000000',
  },
}

SCSS

$custom: #391d80;
$custom-light: #785ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#391d80",
  "rgb": {
    "r": 57,
    "g": 29,
    "b": 128
  },
  "hsl": {
    "h": 256.97,
    "s": 63.057,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33832,
    "c": 0.15396,
    "h": 288.1
  },
  "luminance": 0.03307
}

Semantic roles & 50–950 ramp

primary

#391D80

secondary

#94B345

accent

#E642B8

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #391D80

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

Preview Lab → · Contrast checker → · Palette generator →