#3F187F#3F187F

#3F187F is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.8% C 0.158 H 293.1°. Best body text is #FFFFFF at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#3F187F
RGB	rgb(63, 24, 127)
HSL	hsl(263, 68%, 30%)
HSV	hsv(263, 81%, 50%)
CMYK	cmyk(50.4%, 81.1%, 0%, 50.2%)
CIE-LAB	lab(20.99, 41.91, -50.62)
CIE-LCH	lch(20.99, 65.72, 309.62°)
OKLab	oklab(33.79% 0.0619 -0.1453)
OKLCH	oklch(33.79% 0.158 293.1)
XYZ	xyz(6.2062, 3.2421, 20.3733)
Luminance	0.0324 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F187F #587F18

analogous

#18257F #3F187F #72187F

triadic

#3F187F #7F3F18 #187F3F

tetradic

#3F187F #7F1825 #587F18 #187F72

square

#3F187F #7F1825 #587F18 #187F72

split-complementary

#3F187F #7F7218 #257F18

monochromatic

#0D051A #250E4C #3F187F #5922B2 #7538D9

Accessibility & contrast

On white

12.74

#3F187F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#3F187F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F187F

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F187F	#FFFFFF	#000000	##FFFFFF
##3F187F	1.00	12.74	1.65	12.74
#FFFFFF	12.74	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003482

Deuteranopia (green-blind)

#00307D

Tritanopia (blue-blind)

#2B354B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #3f187f;
/* rgb */ color: rgb(63, 24, 127);
/* oklch */ color: oklch(33.8% 0.158 293.1);

Tailwind

colors: {
  custom: {
    50: '#7c5aa5',
    500: '#3f187f',
    950: '#000000',
  },
}

SCSS

$custom: #3f187f;
$custom-light: #7c5aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f187f",
  "rgb": {
    "r": 63,
    "g": 24,
    "b": 127
  },
  "hsl": {
    "h": 262.718,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33795,
    "c": 0.15795,
    "h": 293.1
  },
  "luminance": 0.03242
}

Semantic roles & 50–950 ramp

primary

#3F187F

secondary

#87B33F

accent

#EB3DA9

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #3F187F

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

Preview Lab → · Contrast checker → · Palette generator →