#3F1B7A#3F1B7A

#3F1B7A is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.7% C 0.149 H 294.1°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#3F1B7A
RGB	rgb(63, 27, 122)
HSL	hsl(263, 64%, 29%)
HSV	hsv(263, 78%, 48%)
CMYK	cmyk(48.4%, 77.9%, 0%, 52.2%)
CIE-LAB	lab(21.00, 39.08, -47.42)
CIE-LCH	lch(21.00, 61.45, 309.50°)
OKLab	oklab(33.66% 0.0609 -0.1359)
OKLCH	oklch(33.66% 0.149 294.1)
XYZ	xyz(5.9537, 3.2456, 18.7213)
Luminance	0.0325 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1B7A #567A1B

analogous

#1B277A #3F1B7A #6F1B7A

triadic

#3F1B7A #7A3F1B #1B7A3F

tetradic

#3F1B7A #7A1B27 #567A1B #1B7A6F

square

#3F1B7A #7A1B27 #567A1B #1B7A6F

split-complementary

#3F1B7A #7A6F1B #277A1B

monochromatic

#0D0619 #251048 #3F1B7A #5926AC #753CD4

Accessibility & contrast

On white

12.73

#3F1B7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#3F1B7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1B7A

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1B7A	#FFFFFF	#000000	##FFFFFF
##3F1B7A	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337D

Deuteranopia (green-blind)

#003178

Tritanopia (blue-blind)

#2D3549

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #3f1b7a;
/* rgb */ color: rgb(63, 27, 122);
/* oklch */ color: oklch(33.7% 0.149 294.1);

Tailwind

colors: {
  custom: {
    50: '#7b5ba1',
    500: '#3f1b7a',
    950: '#000000',
  },
}

SCSS

$custom: #3f1b7a;
$custom-light: #7b5ba1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1b7a",
  "rgb": {
    "r": 63,
    "g": 27,
    "b": 122
  },
  "hsl": {
    "h": 262.737,
    "s": 63.758,
    "l": 29.216
  },
  "oklch": {
    "l": 0.33656,
    "c": 0.14896,
    "h": 294.1
  },
  "luminance": 0.03246
}

Semantic roles & 50–950 ramp

primary

#3F1B7A

secondary

#85AE43

accent

#E741A8

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #3F1B7A

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

Preview Lab → · Contrast checker → · Palette generator →