#3F1666#3F1666

#3F1666 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.2% C 0.132 H 302.6°. Best body text is #FFFFFF at 13.83:1 contrast (WCAG AA passes).

Color values

HEX	#3F1666
RGB	rgb(63, 22, 102)
HSL	hsl(271, 65%, 24%)
HSV	hsv(271, 78%, 40%)
CMYK	cmyk(38.2%, 78.4%, 0%, 60%)
CIE-LAB	lab(18.32, 36.04, -38.85)
CIE-LCH	lch(18.32, 52.99, 312.85°)
OKLab	oklab(31.21% 0.0709 -0.1107)
OKLCH	oklch(31.21% 0.132 302.6)
XYZ	xyz(4.7345, 2.5899, 12.8183)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1666 #3D6616

analogous

#171666 #3F1666 #661665

triadic

#3F1666 #663F16 #16663F

tetradic

#3F1666 #661716 #3D6616 #166566

square

#3F1666 #661716 #3D6616 #166566

split-complementary

#3F1666 #656616 #166617

monochromatic

#100519 #200B34 #3F1666 #5E2198 #7D2CCB

Accessibility & contrast

On white

13.83

#3F1666 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#3F1666 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1666

13.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1666	#FFFFFF	#000000	##FFFFFF
##3F1666	1.00	13.83	1.52	13.83
#FFFFFF	13.83	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C68

Deuteranopia (green-blind)

#002C64

Tritanopia (blue-blind)

#372A3D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #3f1666;
/* rgb */ color: rgb(63, 22, 102);
/* oklch */ color: oklch(31.2% 0.132 302.6);

Tailwind

colors: {
  custom: {
    50: '#785892',
    500: '#3f1666',
    950: '#000000',
  },
}

SCSS

$custom: #3f1666;
$custom-light: #785892;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1666",
  "rgb": {
    "r": 63,
    "g": 22,
    "b": 102
  },
  "hsl": {
    "h": 270.75,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.31205,
    "c": 0.1315,
    "h": 302.6
  },
  "luminance": 0.0259
}

Semantic roles & 50–950 ramp

primary

#3F1666

secondary

#6B9D3B

accent

#E84092

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#09030D

muted

#7B787E

Preview Lab

Preview with #3F1666

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

Preview Lab → · Contrast checker → · Palette generator →