#3F189F#3F189F

#3F189F is a dark, vivid violet. Relative luminance 0.042; OKLCH L 37.1% C 0.194 H 285.1°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#3F189F
RGB	rgb(63, 24, 159)
HSL	hsl(257, 74%, 36%)
HSV	hsv(257, 85%, 62%)
CMYK	cmyk(60.4%, 84.9%, 0%, 37.6%)
CIE-LAB	lab(24.36, 50.78, -64.96)
CIE-LCH	lch(24.36, 82.45, 308.01°)
OKLab	oklab(37.13% 0.0505 -0.1872)
OKLCH	oklch(37.13% 0.194 285.1)
XYZ	xyz(8.6326, 4.2127, 33.1524)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F189F #789F18

analogous

#18359F #3F189F #82189F

triadic

#3F189F #9F3F18 #189F3F

tetradic

#3F189F #9F1835 #789F18 #189F82

square

#3F189F #9F1835 #789F18 #189F82

split-complementary

#3F189F #9F8218 #359F18

monochromatic

#150835 #2A106A #3F189F #5420D4 #794DE4

Accessibility & contrast

On white

11.40

#3F189F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#3F189F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F189F

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F189F	#FFFFFF	#000000	##FFFFFF
##3F189F	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA3

Deuteranopia (green-blind)

#00369D

Tritanopia (blue-blind)

#00435E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #3f189f;
/* rgb */ color: rgb(63, 24, 159);
/* oklch */ color: oklch(37.1% 0.194 285.1);

Tailwind

colors: {
  custom: {
    50: '#815cbd',
    500: '#3f189f',
    950: '#000000',
  },
}

SCSS

$custom: #3f189f;
$custom-light: #815cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f189f",
  "rgb": {
    "r": 63,
    "g": 24,
    "b": 159
  },
  "hsl": {
    "h": 257.333,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37132,
    "c": 0.19389,
    "h": 285.1
  },
  "luminance": 0.04213
}

Semantic roles & 50–950 ramp

primary

#3F189F

secondary

#A3C64D

accent

#F037BB

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0C0412

muted

#7D7981

Preview Lab

Preview with #3F189F

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

Preview Lab → · Contrast checker → · Palette generator →