#391581#391581

#391581 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 33.0% C 0.163 H 289.2°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#391581
RGB	rgb(57, 21, 129)
HSL	hsl(260, 72%, 29%)
HSV	hsv(260, 84%, 51%)
CMYK	cmyk(55.8%, 83.7%, 0%, 49.4%)
CIE-LAB	lab(20.01, 42.96, -53.53)
CIE-LCH	lch(20.01, 68.63, 308.75°)
OKLab	oklab(33.01% 0.0535 -0.154)
OKLCH	oklch(33.01% 0.163 289.2)
XYZ	xyz(5.9168, 2.9909, 21.0302)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 5.83

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391581 #5D8115

analogous

#152781 #391581 #6F1581

triadic

#391581 #813915 #158139

tetradic

#391581 #811527 #5D8115 #15816F

square

#391581 #811527 #5D8115 #15816F

split-complementary

#391581 #816F15 #278115

monochromatic

#0C041A #220C4C #391581 #501EB6 #6C33DE

Accessibility & contrast

On white

13.14

#391581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#391581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391581

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391581	#FFFFFF	#000000	##FFFFFF
##391581	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003284

Deuteranopia (green-blind)

#002E7F

Tritanopia (blue-blind)

#1C354C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #391581;
/* rgb */ color: rgb(57, 21, 129);
/* oklch */ color: oklch(33.0% 0.163 289.2);

Tailwind

colors: {
  custom: {
    50: '#7958a7',
    500: '#391581',
    950: '#000000',
  },
}

SCSS

$custom: #391581;
$custom-light: #7958a7;
$custom-dark: #000000;

JSON

{
  "hex": "#391581",
  "rgb": {
    "r": 57,
    "g": 21,
    "b": 129
  },
  "hsl": {
    "h": 260,
    "s": 72,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33009,
    "c": 0.16303,
    "h": 289.2
  },
  "luminance": 0.02991
}

Semantic roles & 50–950 ramp

primary

#391581

secondary

#8DB63C

accent

#EF39B2

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #391581

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

Preview Lab → · Contrast checker → · Palette generator →