#3F199E#3F199E

#3F199E is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.1% C 0.192 H 285.2°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#3F199E
RGB	rgb(63, 25, 158)
HSL	hsl(257, 73%, 36%)
HSV	hsv(257, 84%, 62%)
CMYK	cmyk(60.1%, 84.2%, 0%, 38%)
CIE-LAB	lab(24.39, 50.11, -64.31)
CIE-LCH	lch(24.39, 81.52, 307.92°)
OKLab	oklab(37.12% 0.0504 -0.1853)
OKLCH	oklch(37.12% 0.192 285.2)
XYZ	xyz(8.5672, 4.2201, 32.7042)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F199E #789E19

analogous

#19359E #3F199E #81199E

triadic

#3F199E #9E3F19 #199E3F

tetradic

#3F199E #9E1935 #789E19 #199E81

square

#3F199E #9E1935 #789E19 #199E81

split-complementary

#3F199E #9E8119 #359E19

monochromatic

#150834 #2A1169 #3F199E #5421D3 #794EE3

Accessibility & contrast

On white

11.39

#3F199E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#3F199E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F199E

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F199E	#FFFFFF	#000000	##FFFFFF
##3F199E	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA2

Deuteranopia (green-blind)

#00369C

Tritanopia (blue-blind)

#02435E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #3f199e;
/* rgb */ color: rgb(63, 25, 158);
/* oklch */ color: oklch(37.1% 0.192 285.2);

Tailwind

colors: {
  custom: {
    50: '#815dbc',
    500: '#3f199e',
    950: '#000000',
  },
}

SCSS

$custom: #3f199e;
$custom-light: #815dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f199e",
  "rgb": {
    "r": 63,
    "g": 25,
    "b": 158
  },
  "hsl": {
    "h": 257.143,
    "s": 72.678,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37116,
    "c": 0.19205,
    "h": 285.2
  },
  "luminance": 0.04221
}

Semantic roles & 50–950 ramp

primary

#3F199E

secondary

#A3C54E

accent

#EF38BB

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0C0412

muted

#7D7981

Preview Lab

Preview with #3F199E

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

Preview Lab → · Contrast checker → · Palette generator →