#3F1DA0#3F1DA0

#3F1DA0 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.7% C 0.191 H 284.4°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#3F1DA0
RGB	rgb(63, 29, 160)
HSL	hsl(256, 69%, 37%)
HSV	hsv(256, 82%, 63%)
CMYK	cmyk(60.6%, 81.9%, 0%, 37.3%)
CIE-LAB	lab(25.18, 48.99, -64.22)
CIE-LCH	lch(25.18, 80.77, 307.33°)
OKLab	oklab(37.72% 0.0475 -0.1851)
OKLCH	oklch(37.72% 0.191 284.4)
XYZ	xyz(8.8325, 4.4730, 33.6488)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1DA0 #7EA01D

analogous

#1D3CA0 #3F1DA0 #811DA0

triadic

#3F1DA0 #A03F1D #1DA03F

tetradic

#3F1DA0 #A01D3C #7EA01D #1DA081

square

#3F1DA0 #A01D3C #7EA01D #1DA081

split-complementary

#3F1DA0 #A0811D #3CA01D

monochromatic

#160A38 #2B146C #3F1DA0 #5326D4 #7B57E1

Accessibility & contrast

On white

11.08

#3F1DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#3F1DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1DA0

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1DA0	#FFFFFF	#000000	##FFFFFF
##3F1DA0	1.00	11.08	1.89	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA4

Deuteranopia (green-blind)

#00379E

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #3f1da0;
/* rgb */ color: rgb(63, 29, 160);
/* oklch */ color: oklch(37.7% 0.191 284.4);

Tailwind

colors: {
  custom: {
    50: '#815fbd',
    500: '#3f1da0',
    950: '#000000',
  },
}

SCSS

$custom: #3f1da0;
$custom-light: #815fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1da0",
  "rgb": {
    "r": 63,
    "g": 29,
    "b": 160
  },
  "hsl": {
    "h": 255.573,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.37725,
    "c": 0.19111,
    "h": 284.4
  },
  "luminance": 0.04474
}

Semantic roles & 50–950 ramp

primary

#3F1DA0

secondary

#A7C455

accent

#EC3CBE

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #3F1DA0

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

Preview Lab → · Contrast checker → · Palette generator →