#3F1B80#3F1B80

#3F1B80 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.2% C 0.156 H 292.3°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#3F1B80
RGB	rgb(63, 27, 128)
HSL	hsl(261, 65%, 30%)
HSV	hsv(261, 79%, 50%)
CMYK	cmyk(50.8%, 78.9%, 0%, 49.8%)
CIE-LAB	lab(21.58, 40.78, -50.29)
CIE-LCH	lch(21.58, 64.75, 309.04°)
OKLab	oklab(34.23% 0.0592 -0.1444)
OKLCH	oklch(34.23% 0.156 292.3)
XYZ	xyz(6.3370, 3.3989, 20.7400)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1B80 #5C801B

analogous

#1B2A80 #3F1B80 #711B80

triadic

#3F1B80 #803F1B #1B803F

tetradic

#3F1B80 #801B2A #5C801B #1B8071

square

#3F1B80 #801B2A #5C801B #1B8071

split-complementary

#3F1B80 #80711B #2A801B

monochromatic

#0D061B #26104D #3F1B80 #5826B3 #753FD6

Accessibility & contrast

On white

12.50

#3F1B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#3F1B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1B80

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1B80	#FFFFFF	#000000	##FFFFFF
##3F1B80	1.00	12.50	1.68	12.50
#FFFFFF	12.50	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003583

Deuteranopia (green-blind)

#00327E

Tritanopia (blue-blind)

#2A374D

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #3f1b80;
/* rgb */ color: rgb(63, 27, 128);
/* oklch */ color: oklch(34.2% 0.156 292.3);

Tailwind

colors: {
  custom: {
    50: '#7c5ca6',
    500: '#3f1b80',
    950: '#000000',
  },
}

SCSS

$custom: #3f1b80;
$custom-light: #7c5ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1b80",
  "rgb": {
    "r": 63,
    "g": 27,
    "b": 128
  },
  "hsl": {
    "h": 261.386,
    "s": 65.161,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34234,
    "c": 0.15602,
    "h": 292.3
  },
  "luminance": 0.03399
}

Semantic roles & 50–950 ramp

primary

#3F1B80

secondary

#8CB443

accent

#E840AC

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #3F1B80

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

Preview Lab → · Contrast checker → · Palette generator →