#3F0F66#3F0F66

#3F0F66 is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.5% C 0.139 H 303.8°. Best body text is #FFFFFF at 14.27:1 contrast (WCAG AA passes).

Color values

HEX	#3F0F66
RGB	rgb(63, 15, 102)
HSL	hsl(273, 74%, 23%)
HSV	hsv(273, 85%, 40%)
CMYK	cmyk(38.2%, 85.3%, 0%, 60%)
CIE-LAB	lab(17.26, 39.08, -40.57)
CIE-LCH	lch(17.26, 56.33, 313.93°)
OKLab	oklab(30.46% 0.0774 -0.1158)
OKLCH	oklch(30.46% 0.139 303.8)
XYZ	xyz(4.6184, 2.3577, 12.7796)
Luminance	0.0236 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F0F66 #36660F

analogous

#130F66 #3F0F66 #660F61

triadic

#3F0F66 #663F0F #0F663F

tetradic

#3F0F66 #66130F #36660F #0F6166

square

#3F0F66 #66130F #36660F #0F6166

split-complementary

#3F0F66 #61660F #0F6613

monochromatic

#10041B #1E0731 #3F0F66 #60179B #811FD1

Accessibility & contrast

On white

14.27

#3F0F66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#3F0F66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F0F66

14.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F0F66	#FFFFFF	#000000	##FFFFFF
##3F0F66	1.00	14.27	1.47	14.27
#FFFFFF	14.27	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002968

Deuteranopia (green-blind)

#002A64

Tritanopia (blue-blind)

#37273B

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #3f0f66;
/* rgb */ color: rgb(63, 15, 102);
/* oklch */ color: oklch(30.5% 0.139 303.8);

Tailwind

colors: {
  custom: {
    50: '#795492',
    500: '#3f0f66',
    950: '#000000',
  },
}

SCSS

$custom: #3f0f66;
$custom-light: #795492;
$custom-dark: #000000;

JSON

{
  "hex": "#3f0f66",
  "rgb": {
    "r": 63,
    "g": 15,
    "b": 102
  },
  "hsl": {
    "h": 273.103,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.30464,
    "c": 0.13926,
    "h": 303.8
  },
  "luminance": 0.02358
}

Semantic roles & 50–950 ramp

primary

#3F0F66

secondary

#639F32

accent

#F1378A

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#09030D

muted

#7B787E

Preview Lab

Preview with #3F0F66

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

Preview Lab → · Contrast checker → · Palette generator →