#3F1B9F#3F1B9F

#3F1B9F is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.4% C 0.192 H 284.8°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#3F1B9F
RGB	rgb(63, 27, 159)
HSL	hsl(256, 71%, 36%)
HSV	hsv(256, 83%, 62%)
CMYK	cmyk(60.4%, 83%, 0%, 37.6%)
CIE-LAB	lab(24.78, 49.56, -64.28)
CIE-LCH	lch(24.78, 81.17, 307.63°)
OKLab	oklab(37.42% 0.049 -0.1852)
OKLCH	oklch(37.42% 0.192 284.8)
XYZ	xyz(8.6979, 4.3433, 33.1742)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1B9F #7B9F1B

analogous

#1B399F #3F1B9F #811B9F

triadic

#3F1B9F #9F3F1B #1B9F3F

tetradic

#3F1B9F #9F1B39 #7B9F1B #1B9F81

square

#3F1B9F #9F1B39 #7B9F1B #1B9F81

split-complementary

#3F1B9F #9F811B #399F1B

monochromatic

#160936 #2A126B #3F1B9F #5424D3 #7A53E2

Accessibility & contrast

On white

11.24

#3F1B9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#3F1B9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1B9F

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1B9F	#FFFFFF	#000000	##FFFFFF
##3F1B9F	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA3

Deuteranopia (green-blind)

#00379D

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #3f1b9f;
/* rgb */ color: rgb(63, 27, 159);
/* oklch */ color: oklch(37.4% 0.192 284.8);

Tailwind

colors: {
  custom: {
    50: '#815ebd',
    500: '#3f1b9f',
    950: '#000000',
  },
}

SCSS

$custom: #3f1b9f;
$custom-light: #815ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1b9f",
  "rgb": {
    "r": 63,
    "g": 27,
    "b": 159
  },
  "hsl": {
    "h": 256.364,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.37416,
    "c": 0.19161,
    "h": 284.8
  },
  "luminance": 0.04344
}

Semantic roles & 50–950 ramp

primary

#3F1B9F

secondary

#A5C551

accent

#EE3ABD

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #3F1B9F

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

Preview Lab → · Contrast checker → · Palette generator →