#3F1863#3F1863

#3F1863 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.2% C 0.125 H 303.6°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#3F1863
RGB	rgb(63, 24, 99)
HSL	hsl(271, 61%, 24%)
HSV	hsv(271, 76%, 39%)
CMYK	cmyk(36.4%, 75.8%, 0%, 61.2%)
CIE-LAB	lab(18.41, 34.25, -36.72)
CIE-LCH	lch(18.41, 50.22, 313.01°)
OKLab	oklab(31.19% 0.0694 -0.1045)
OKLCH	oklch(31.19% 0.125 303.6)
XYZ	xyz(4.6281, 2.6109, 12.0621)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1863 #3C6318

analogous

#1A1863 #3F1863 #631862

triadic

#3F1863 #633F18 #18633F

tetradic

#3F1863 #631A18 #3C6318 #186263

square

#3F1863 #631A18 #3C6318 #186263

split-complementary

#3F1863 #626318 #18631A

monochromatic

#100619 #200C32 #3F1863 #5E2494 #7E30C6

Accessibility & contrast

On white

13.80

#3F1863 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#3F1863 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1863

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1863	#FFFFFF	#000000	##FFFFFF
##3F1863	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C65

Deuteranopia (green-blind)

#002D61

Tritanopia (blue-blind)

#382A3C

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #3f1863;
/* rgb */ color: rgb(63, 24, 99);
/* oklch */ color: oklch(31.2% 0.125 303.6);

Tailwind

colors: {
  custom: {
    50: '#785990',
    500: '#3f1863',
    950: '#000000',
  },
}

SCSS

$custom: #3f1863;
$custom-light: #785990;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1863",
  "rgb": {
    "r": 63,
    "g": 24,
    "b": 99
  },
  "hsl": {
    "h": 271.2,
    "s": 60.976,
    "l": 24.118
  },
  "oklch": {
    "l": 0.31189,
    "c": 0.12545,
    "h": 303.6
  },
  "luminance": 0.02611
}

Semantic roles & 50–950 ramp

primary

#3F1863

secondary

#6A993E

accent

#E44491

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040C

muted

#7B797D

Preview Lab

Preview with #3F1863

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

Preview Lab → · Contrast checker → · Palette generator →