#3F1D8B#3F1D8B

#3F1D8B is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.6% C 0.167 H 289.0°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#3F1D8B
RGB	rgb(63, 29, 139)
HSL	hsl(259, 65%, 33%)
HSV	hsv(259, 79%, 55%)
CMYK	cmyk(54.7%, 79.1%, 0%, 45.5%)
CIE-LAB	lab(23.00, 42.96, -54.87)
CIE-LCH	lch(23.00, 69.69, 308.06°)
OKLab	oklab(35.56% 0.0543 -0.1578)
OKLCH	oklch(35.56% 0.167 289)
XYZ	xyz(7.1481, 3.7992, 24.7778)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1D8B #698B1D

analogous

#1D328B #3F1D8B #761D8B

triadic

#3F1D8B #8B3F1D #1D8B3F

tetradic

#3F1D8B #8B1D32 #698B1D #1D8B76

square

#3F1D8B #8B1D32 #698B1D #1D8B76

split-complementary

#3F1D8B #8B761D #328B1D

monochromatic

#110826 #281258 #3F1D8B #5628BE #7649D9

Accessibility & contrast

On white

11.93

#3F1D8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#3F1D8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1D8B

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1D8B	#FFFFFF	#000000	##FFFFFF
##3F1D8B	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398E

Deuteranopia (green-blind)

#003489

Tritanopia (blue-blind)

#213C53

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #3f1d8b;
/* rgb */ color: rgb(63, 29, 139);
/* oklch */ color: oklch(35.6% 0.167 289.0);

Tailwind

colors: {
  custom: {
    50: '#7d5dae',
    500: '#3f1d8b',
    950: '#000000',
  },
}

SCSS

$custom: #3f1d8b;
$custom-light: #7d5dae;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1d8b",
  "rgb": {
    "r": 63,
    "g": 29,
    "b": 139
  },
  "hsl": {
    "h": 258.545,
    "s": 65.476,
    "l": 32.941
  },
  "oklch": {
    "l": 0.35557,
    "c": 0.16687,
    "h": 289
  },
  "luminance": 0.038
}

Semantic roles & 50–950 ramp

primary

#3F1D8B

secondary

#98BB49

accent

#E83FB4

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0410

muted

#7C797F

Preview Lab

Preview with #3F1D8B

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

Preview Lab → · Contrast checker → · Palette generator →