#3F1664#3F1664

#3F1664 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.0% C 0.129 H 303.5°. Best body text is #FFFFFF at 13.91:1 contrast (WCAG AA passes).

Color values

HEX	#3F1664
RGB	rgb(63, 22, 100)
HSL	hsl(272, 64%, 24%)
HSV	hsv(272, 78%, 39%)
CMYK	cmyk(37%, 78%, 0%, 60.8%)
CIE-LAB	lab(18.15, 35.51, -37.81)
CIE-LCH	lch(18.15, 51.87, 313.20°)
OKLab	oklab(31.03% 0.0714 -0.1077)
OKLCH	oklch(31.03% 0.129 303.5)
XYZ	xyz(4.6365, 2.5507, 12.3022)
Luminance	0.0255 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1664 #3B6416

analogous

#181664 #3F1664 #641662

triadic

#3F1664 #643F16 #16643F

tetradic

#3F1664 #641816 #3B6416 #166264

square

#3F1664 #641816 #3B6416 #166264

split-complementary

#3F1664 #626416 #166418

monochromatic

#100619 #1F0B32 #3F1664 #5F2196 #7E2CC8

Accessibility & contrast

On white

13.91

#3F1664 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#3F1664 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1664

13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1664	#FFFFFF	#000000	##FFFFFF
##3F1664	1.00	13.91	1.51	13.91
#FFFFFF	13.91	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B66

Deuteranopia (green-blind)

#002C62

Tritanopia (blue-blind)

#38293C

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #3f1664;
/* rgb */ color: rgb(63, 22, 100);
/* oklch */ color: oklch(31.0% 0.129 303.5);

Tailwind

colors: {
  custom: {
    50: '#785891',
    500: '#3f1664',
    950: '#000000',
  },
}

SCSS

$custom: #3f1664;
$custom-light: #785891;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1664",
  "rgb": {
    "r": 63,
    "g": 22,
    "b": 100
  },
  "hsl": {
    "h": 271.538,
    "s": 63.934,
    "l": 23.922
  },
  "oklch": {
    "l": 0.31027,
    "c": 0.1292,
    "h": 303.5
  },
  "luminance": 0.02551
}

Semantic roles & 50–950 ramp

primary

#3F1664

secondary

#689B3B

accent

#E74190

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030D

muted

#7B787D

Preview Lab

Preview with #3F1664

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

Preview Lab → · Contrast checker → · Palette generator →