#3F198E#3F198E

#3F198E is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.4% C 0.174 H 288.8°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#3F198E
RGB	rgb(63, 25, 142)
HSL	hsl(259, 70%, 33%)
HSV	hsv(259, 82%, 56%)
CMYK	cmyk(55.6%, 82.4%, 0%, 44.3%)
CIE-LAB	lab(22.67, 45.65, -57.28)
CIE-LCH	lch(22.67, 73.24, 308.55°)
OKLab	oklab(35.42% 0.0561 -0.1648)
OKLCH	oklch(35.42% 0.174 288.8)
XYZ	xyz(7.2786, 3.7047, 25.9175)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F198E #688E19

analogous

#192E8E #3F198E #79198E

triadic

#3F198E #8E3F19 #198E3F

tetradic

#3F198E #8E192E #688E19 #198E79

square

#3F198E #8E192E #688E19 #198E79

split-complementary

#3F198E #8E7919 #2E8E19

monochromatic

#110726 #28105A #3F198E #5622C2 #7643DE

Accessibility & contrast

On white

12.06

#3F198E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#3F198E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F198E

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F198E	#FFFFFF	#000000	##FFFFFF
##3F198E	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003891

Deuteranopia (green-blind)

#00338C

Tritanopia (blue-blind)

#1E3C54

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #3f198e;
/* rgb */ color: rgb(63, 25, 142);
/* oklch */ color: oklch(35.4% 0.174 288.8);

Tailwind

colors: {
  custom: {
    50: '#7e5cb0',
    500: '#3f198e',
    950: '#000000',
  },
}

SCSS

$custom: #3f198e;
$custom-light: #7e5cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f198e",
  "rgb": {
    "r": 63,
    "g": 25,
    "b": 142
  },
  "hsl": {
    "h": 259.487,
    "s": 70.06,
    "l": 32.745
  },
  "oklch": {
    "l": 0.35423,
    "c": 0.17408,
    "h": 288.8
  },
  "luminance": 0.03705
}

Semantic roles & 50–950 ramp

primary

#3F198E

secondary

#97BF44

accent

#ED3BB3

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0411

muted

#7C7980

Preview Lab

Preview with #3F198E

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

Preview Lab → · Contrast checker → · Palette generator →