#391556#391556

#391556 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.9% C 0.113 H 305.8°. Best body text is #FFFFFF at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#391556
RGB	rgb(57, 21, 86)
HSL	hsl(273, 61%, 21%)
HSV	hsv(273, 76%, 34%)
CMYK	cmyk(33.7%, 75.6%, 0%, 66.3%)
CIE-LAB	lab(15.89, 30.99, -32.17)
CIE-LCH	lch(15.89, 44.67, 313.93°)
OKLab	oklab(28.86% 0.0658 -0.0913)
OKLCH	oklch(28.86% 0.113 305.8)
XYZ	xyz(3.6349, 2.0781, 9.0119)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391556 #325615

analogous

#181556 #391556 #561552

triadic

#391556 #563915 #155639

tetradic

#391556 #561815 #325615 #155256

square

#391556 #561815 #325615 #155256

split-complementary

#391556 #525615 #155618

monochromatic

#100619 #180925 #391556 #5A2187 #7A2DB8

Accessibility & contrast

On white

14.83

#391556 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#391556 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391556

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391556	#FFFFFF	#000000	##FFFFFF
##391556	1.00	14.83	1.42	14.83
#FFFFFF	14.83	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002658

Deuteranopia (green-blind)

#012855

Tritanopia (blue-blind)

#342433

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #391556;
/* rgb */ color: rgb(57, 21, 86);
/* oklch */ color: oklch(28.9% 0.113 305.8);

Tailwind

colors: {
  custom: {
    50: '#735686',
    500: '#391556',
    950: '#000000',
  },
}

SCSS

$custom: #391556;
$custom-light: #735686;
$custom-dark: #000000;

JSON

{
  "hex": "#391556",
  "rgb": {
    "r": 57,
    "g": 21,
    "b": 86
  },
  "hsl": {
    "h": 273.231,
    "s": 60.748,
    "l": 20.98
  },
  "oklch": {
    "l": 0.28864,
    "c": 0.1126,
    "h": 305.8
  },
  "luminance": 0.02078
}

Semantic roles & 50–950 ramp

primary

#391556

secondary

#5F8E39

accent

#E4448B

background

#F7F5F8

surface

#EDE9EF

border

#C8C5CA

text

#08030B

muted

#7B787C

Preview Lab

Preview with #391556

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

Preview Lab → · Contrast checker → · Palette generator →