#3F1C73#3F1C73

#3F1C73 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.1% C 0.139 H 296.3°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#3F1C73
RGB	rgb(63, 28, 115)
HSL	hsl(264, 61%, 28%)
HSV	hsv(264, 76%, 45%)
CMYK	cmyk(45.2%, 75.7%, 0%, 54.9%)
CIE-LAB	lab(20.54, 36.59, -43.69)
CIE-LCH	lch(20.54, 56.99, 309.95°)
OKLab	oklab(33.13% 0.0617 -0.125)
OKLCH	oklch(33.13% 0.139 296.3)
XYZ	xyz(5.5588, 3.1250, 16.5266)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.87

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1C73 #50731C

analogous

#1C2473 #3F1C73 #6A1C73

triadic

#3F1C73 #733F1C #1C733F

tetradic

#3F1C73 #731C24 #50731C #1C736A

square

#3F1C73 #731C24 #50731C #1C736A

split-complementary

#3F1C73 #736A1C #24731C

monochromatic

#0D0619 #241042 #3F1C73 #5A28A4 #763ACF

Accessibility & contrast

On white

12.92

#3F1C73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#3F1C73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1C73

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1C73	#FFFFFF	#000000	##FFFFFF
##3F1C73	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003276

Deuteranopia (green-blind)

#003071

Tritanopia (blue-blind)

#313245

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #3f1c73;
/* rgb */ color: rgb(63, 28, 115);
/* oklch */ color: oklch(33.1% 0.139 296.3);

Tailwind

colors: {
  custom: {
    50: '#7a5c9c',
    500: '#3f1c73',
    950: '#000000',
  },
}

SCSS

$custom: #3f1c73;
$custom-light: #7a5c9c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1c73",
  "rgb": {
    "r": 63,
    "g": 28,
    "b": 115
  },
  "hsl": {
    "h": 264.138,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.3313,
    "c": 0.1394,
    "h": 296.3
  },
  "luminance": 0.03125
}

Semantic roles & 50–950 ramp

primary

#3F1C73

secondary

#7FA743

accent

#E444A4

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #3F1C73

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

Preview Lab → · Contrast checker → · Palette generator →