#3F279C#3F279C

#3F279C is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.5% C 0.177 H 283.7°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#3F279C
RGB	rgb(63, 39, 156)
HSL	hsl(252, 60%, 38%)
HSV	hsv(252, 75%, 61%)
CMYK	cmyk(59.6%, 75%, 0%, 38.8%)
CIE-LAB	lab(26.47, 42.92, -59.65)
CIE-LCH	lch(26.47, 73.49, 305.73°)
OKLab	oklab(38.51% 0.042 -0.1719)
OKLCH	oklch(38.51% 0.177 283.7)
XYZ	xyz(8.7743, 4.9075, 31.9309)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F279C #849C27

analogous

#27499C #3F279C #79279C

triadic

#3F279C #9C3F27 #279C3F

tetradic

#3F279C #9C2749 #849C27 #279C79

square

#3F279C #9C2749 #849C27 #279C79

split-complementary

#3F279C #9C7927 #499C27

monochromatic

#170F3A #2B1B6B #3F279C #5334CC #7D65D8

Accessibility & contrast

On white

10.60

#3F279C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#3F279C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F279C

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F279C	#FFFFFF	#000000	##FFFFFF
##3F279C	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429F

Deuteranopia (green-blind)

#003B9A

Tritanopia (blue-blind)

#05485F

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3f279c;
/* rgb */ color: rgb(63, 39, 156);
/* oklch */ color: oklch(38.5% 0.177 283.7);

Tailwind

colors: {
  custom: {
    50: '#7f64ba',
    500: '#3f279c',
    950: '#000000',
  },
}

SCSS

$custom: #3f279c;
$custom-light: #7f64ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3f279c",
  "rgb": {
    "r": 63,
    "g": 39,
    "b": 156
  },
  "hsl": {
    "h": 252.308,
    "s": 60,
    "l": 38.235
  },
  "oklch": {
    "l": 0.38505,
    "c": 0.17693,
    "h": 283.7
  },
  "luminance": 0.04908
}

Semantic roles & 50–950 ramp

primary

#3F279C

secondary

#ABBE61

accent

#E345C3

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3F279C

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

Preview Lab → · Contrast checker → · Palette generator →