#3F1B7C#3F1B7C

#3F1B7C is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.8% C 0.151 H 293.5°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#3F1B7C
RGB	rgb(63, 27, 124)
HSL	hsl(262, 64%, 30%)
HSV	hsv(262, 78%, 49%)
CMYK	cmyk(49.2%, 78.2%, 0%, 51.4%)
CIE-LAB	lab(21.19, 39.65, -48.38)
CIE-LCH	lch(21.19, 62.55, 309.33°)
OKLab	oklab(33.85% 0.0603 -0.1388)
OKLCH	oklch(33.85% 0.151 293.5)
XYZ	xyz(6.0789, 3.2957, 19.3807)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1B7C #587C1B

analogous

#1B287C #3F1B7C #701B7C

triadic

#3F1B7C #7C3F1B #1B7C3F

tetradic

#3F1B7C #7C1B28 #587C1B #1B7C70

square

#3F1B7C #7C1B28 #587C1B #1B7C70

split-complementary

#3F1B7C #7C701B #287C1B

monochromatic

#0D0519 #25104A #3F1B7C #5926AE #753DD5

Accessibility & contrast

On white

12.66

#3F1B7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#3F1B7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1B7C

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1B7C	#FFFFFF	#000000	##FFFFFF
##3F1B7C	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347F

Deuteranopia (green-blind)

#00317A

Tritanopia (blue-blind)

#2C354A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #3f1b7c;
/* rgb */ color: rgb(63, 27, 124);
/* oklch */ color: oklch(33.8% 0.151 293.5);

Tailwind

colors: {
  custom: {
    50: '#7b5ca3',
    500: '#3f1b7c',
    950: '#000000',
  },
}

SCSS

$custom: #3f1b7c;
$custom-light: #7b5ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1b7c",
  "rgb": {
    "r": 63,
    "g": 27,
    "b": 124
  },
  "hsl": {
    "h": 262.268,
    "s": 64.238,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33847,
    "c": 0.15131,
    "h": 293.5
  },
  "luminance": 0.03296
}

Semantic roles & 50–950 ramp

primary

#3F1B7C

secondary

#87B043

accent

#E741A9

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #3F1B7C

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

Preview Lab → · Contrast checker → · Palette generator →