#3F1A9E#3F1A9E

#3F1A9E is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.2% C 0.191 H 285.1°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#3F1A9E
RGB	rgb(63, 26, 158)
HSL	hsl(257, 72%, 36%)
HSV	hsv(257, 84%, 62%)
CMYK	cmyk(60.1%, 83.5%, 0%, 38%)
CIE-LAB	lab(24.52, 49.70, -64.08)
CIE-LCH	lch(24.52, 81.09, 307.80°)
OKLab	oklab(37.21% 0.0499 -0.1847)
OKLCH	oklch(37.21% 0.191 285.1)
XYZ	xyz(8.5890, 4.2636, 32.7115)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1A9E #799E1A

analogous

#1A379E #3F1A9E #811A9E

triadic

#3F1A9E #9E3F1A #1A9E3F

tetradic

#3F1A9E #9E1A37 #799E1A #1A9E81

square

#3F1A9E #9E1A37 #799E1A #1A9E81

split-complementary

#3F1A9E #9E811A #379E1A

monochromatic

#150935 #2A1169 #3F1A9E #5423D3 #7950E2

Accessibility & contrast

On white

11.33

#3F1A9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#3F1A9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1A9E

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1A9E	#FFFFFF	#000000	##FFFFFF
##3F1A9E	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA2

Deuteranopia (green-blind)

#00369C

Tritanopia (blue-blind)

#02435E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #3f1a9e;
/* rgb */ color: rgb(63, 26, 158);
/* oklch */ color: oklch(37.2% 0.191 285.1);

Tailwind

colors: {
  custom: {
    50: '#815dbc',
    500: '#3f1a9e',
    950: '#000000',
  },
}

SCSS

$custom: #3f1a9e;
$custom-light: #815dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1a9e",
  "rgb": {
    "r": 63,
    "g": 26,
    "b": 158
  },
  "hsl": {
    "h": 256.818,
    "s": 71.739,
    "l": 36.078
  },
  "oklch": {
    "l": 0.37211,
    "c": 0.19127,
    "h": 285.1
  },
  "luminance": 0.04264
}

Semantic roles & 50–950 ramp

primary

#3F1A9E

secondary

#A4C54F

accent

#EE39BC

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #3F1A9E

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

Preview Lab → · Contrast checker → · Palette generator →