#3F1381#3F1381

#3F1381 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.5% C 0.165 H 293.2°. Best body text is #FFFFFF at 12.95:1 contrast (WCAG AA passes).

Color values

HEX	#3F1381
RGB	rgb(63, 19, 129)
HSL	hsl(264, 74%, 29%)
HSV	hsv(264, 85%, 51%)
CMYK	cmyk(51.2%, 85.3%, 0%, 49.4%)
CIE-LAB	lab(20.47, 44.56, -52.74)
CIE-LCH	lch(20.47, 69.04, 310.19°)
OKLab	oklab(33.5% 0.0648 -0.1515)
OKLCH	oklch(33.5% 0.165 293.2)
XYZ	xyz(6.2441, 3.1073, 21.0354)
Luminance	0.0311 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1381 #558113

analogous

#131E81 #3F1381 #761381

triadic

#3F1381 #813F13 #13813F

tetradic

#3F1381 #81131E #558113 #138176

square

#3F1381 #81131E #558113 #138176

split-complementary

#3F1381 #817613 #1E8113

monochromatic

#0D041B #250B4C #3F1381 #591BB6 #752EE0

Accessibility & contrast

On white

12.95

#3F1381 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#3F1381 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1381

12.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1381	#FFFFFF	#000000	##FFFFFF
##3F1381	1.00	12.95	1.62	12.95
#FFFFFF	12.95	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003384

Deuteranopia (green-blind)

#002F7F

Tritanopia (blue-blind)

#2A344C

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #3f1381;
/* rgb */ color: rgb(63, 19, 129);
/* oklch */ color: oklch(33.5% 0.165 293.2);

Tailwind

colors: {
  custom: {
    50: '#7c58a7',
    500: '#3f1381',
    950: '#000000',
  },
}

SCSS

$custom: #3f1381;
$custom-light: #7c58a7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1381",
  "rgb": {
    "r": 63,
    "g": 19,
    "b": 129
  },
  "hsl": {
    "h": 264,
    "s": 74.324,
    "l": 29.02
  },
  "oklch": {
    "l": 0.33496,
    "c": 0.16476,
    "h": 293.2
  },
  "luminance": 0.03107
}

Semantic roles & 50–950 ramp

primary

#3F1381

secondary

#84B63A

accent

#F137A7

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #3F1381

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

Preview Lab → · Contrast checker → · Palette generator →