#3F1773#3F1773

#3F1773 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.5% C 0.145 H 297.2°. Best body text is #FFFFFF at 13.28:1 contrast (WCAG AA passes).

Color values

HEX	#3F1773
RGB	rgb(63, 23, 115)
HSL	hsl(266, 67%, 27%)
HSV	hsv(266, 80%, 45%)
CMYK	cmyk(45.2%, 80%, 0%, 54.9%)
CIE-LAB	lab(19.67, 39.06, -45.11)
CIE-LCH	lch(19.67, 59.67, 310.89°)
OKLab	oklab(32.52% 0.0665 -0.1291)
OKLCH	oklch(32.52% 0.145 297.2)
XYZ	xyz(5.4500, 2.9073, 16.4903)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.04

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F1773 #4B7317

analogous

#171D73 #3F1773 #6D1773

triadic

#3F1773 #733F17 #17733F

tetradic

#3F1773 #73171D #4B7317 #17736D

square

#3F1773 #73171D #4B7317 #17736D

split-complementary

#3F1773 #736D17 #1D7317

monochromatic

#0E051A #230D40 #3F1773 #5B21A6 #772FD5

Accessibility & contrast

On white

13.28

#3F1773 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#3F1773 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F1773

13.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F1773	#FFFFFF	#000000	##FFFFFF
##3F1773	1.00	13.28	1.58	13.28
#FFFFFF	13.28	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003076

Deuteranopia (green-blind)

#002E71

Tritanopia (blue-blind)

#313044

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #3f1773;
/* rgb */ color: rgb(63, 23, 115);
/* oklch */ color: oklch(32.5% 0.145 297.2);

Tailwind

colors: {
  custom: {
    50: '#7a599c',
    500: '#3f1773',
    950: '#000000',
  },
}

SCSS

$custom: #3f1773;
$custom-light: #7a599c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f1773",
  "rgb": {
    "r": 63,
    "g": 23,
    "b": 115
  },
  "hsl": {
    "h": 266.087,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.32518,
    "c": 0.14525,
    "h": 297.2
  },
  "luminance": 0.02907
}

Semantic roles & 50–950 ramp

primary

#3F1773

secondary

#7AA93D

accent

#EA3E9F

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #3F1773

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

Preview Lab → · Contrast checker → · Palette generator →