#3F1C71#3F1C71

#3F1C71 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 32.9% C 0.137 H 297.0°. Best body text is #FFFFFF at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#3F1C71
RGB	rgb(63, 28, 113)
HSL	hsl(265, 60%, 28%)
HSV	hsv(265, 75%, 44%)
CMYK	cmyk(44.2%, 75.2%, 0%, 55.7%)
CIE-LAB	lab(20.36, 36.03, -42.69)
CIE-LCH	lch(20.36, 55.86, 310.16°)
OKLab	oklab(32.95% 0.0622 -0.1221)
OKLCH	oklch(32.95% 0.137 297)
XYZ	xyz(5.4450, 3.0794, 15.9271)
Luminance	0.0308 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1C71 #4E711C

analogous

#1C2371 #3F1C71 #6A1C71

triadic

#3F1C71 #713F1C #1C713F

tetradic

#3F1C71 #711C23 #4E711C #1C716A

square

#3F1C71 #711C23 #4E711C #1C716A

split-complementary

#3F1C71 #716A1C #23711C

monochromatic

#0E0619 #241040 #3F1C71 #5A28A2 #7739CE

Accessibility & contrast

On white

13.00

#3F1C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#3F1C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1C71

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1C71	#FFFFFF	#000000	##FFFFFF
##3F1C71	1.00	13.00	1.62	13.00
#FFFFFF	13.00	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	13.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003173

Deuteranopia (green-blind)

#00306F

Tritanopia (blue-blind)

#323144

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #3f1c71;
/* rgb */ color: rgb(63, 28, 113);
/* oklch */ color: oklch(32.9% 0.137 297.0);

Tailwind

colors: {
  custom: {
    50: '#795c9b',
    500: '#3f1c71',
    950: '#000000',
  },
}

SCSS

$custom: #3f1c71;
$custom-light: #795c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1c71",
  "rgb": {
    "r": 63,
    "g": 28,
    "b": 113
  },
  "hsl": {
    "h": 264.706,
    "s": 60.284,
    "l": 27.647
  },
  "oklch": {
    "l": 0.32948,
    "c": 0.13699,
    "h": 297
  },
  "luminance": 0.0308
}

Semantic roles & 50–950 ramp

primary

#3F1C71

secondary

#7DA643

accent

#E344A2

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #3F1C71

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

Preview Lab → · Contrast checker → · Palette generator →