#3F1B77#3F1B77

#3F1B77 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.4% C 0.145 H 295.1°. Best body text is #FFFFFF at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#3F1B77
RGB	rgb(63, 27, 119)
HSL	hsl(263, 63%, 29%)
HSV	hsv(263, 77%, 47%)
CMYK	cmyk(47.1%, 77.3%, 0%, 53.3%)
CIE-LAB	lab(20.72, 38.23, -45.96)
CIE-LCH	lch(20.72, 59.78, 309.76°)
OKLab	oklab(33.37% 0.0617 -0.1317)
OKLCH	oklch(33.37% 0.145 295.1)
XYZ	xyz(5.7707, 3.1724, 17.7575)
Luminance	0.0317 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1B77 #53771B

analogous

#1B2577 #3F1B77 #6D1B77

triadic

#3F1B77 #773F1B #1B773F

tetradic

#3F1B77 #771B25 #53771B #1B776D

square

#3F1B77 #771B25 #53771B #1B776D

split-complementary

#3F1B77 #776D1B #25771B

monochromatic

#0D0619 #251045 #3F1B77 #5926A9 #763AD2

Accessibility & contrast

On white

12.85

#3F1B77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#3F1B77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1B77

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1B77	#FFFFFF	#000000	##FFFFFF
##3F1B77	1.00	12.85	1.63	12.85
#FFFFFF	12.85	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337A

Deuteranopia (green-blind)

#003075

Tritanopia (blue-blind)

#2F3347

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #3f1b77;
/* rgb */ color: rgb(63, 27, 119);
/* oklch */ color: oklch(33.4% 0.145 295.1);

Tailwind

colors: {
  custom: {
    50: '#7a5b9f',
    500: '#3f1b77',
    950: '#000000',
  },
}

SCSS

$custom: #3f1b77;
$custom-light: #7a5b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1b77",
  "rgb": {
    "r": 63,
    "g": 27,
    "b": 119
  },
  "hsl": {
    "h": 263.478,
    "s": 63.014,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33373,
    "c": 0.14539,
    "h": 295.1
  },
  "luminance": 0.03173
}

Semantic roles & 50–950 ramp

primary

#3F1B77

secondary

#82AB42

accent

#E642A6

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040F

muted

#7C797E

Preview Lab

Preview with #3F1B77

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

Preview Lab → · Contrast checker → · Palette generator →