#3F308A#3F308A

#3F308A is a dark, vivid violet. Relative luminance 0.050; OKLCH L 38.2% C 0.143 H 285.0°. Best body text is #FFFFFF at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#3F308A
RGB	rgb(63, 48, 138)
HSL	hsl(250, 48%, 36%)
HSV	hsv(250, 65%, 54%)
CMYK	cmyk(54.3%, 65.2%, 0%, 45.9%)
CIE-LAB	lab(26.75, 32.02, -48.11)
CIE-LCH	lch(26.75, 57.79, 303.65°)
OKLab	oklab(38.21% 0.0371 -0.138)
OKLCH	oklch(38.21% 0.143 285)
XYZ	xyz(7.6929, 5.0052, 24.6006)
Luminance	0.0501 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F308A #7B8A30

analogous

#304E8A #3F308A #6C308A

triadic

#3F308A #8A3F30 #308A3F

tetradic

#3F308A #8A304E #7B8A30 #308A6C

square

#3F308A #8A304E #7B8A30 #308A6C

split-complementary

#3F308A #8A6C30 #4E8A30

monochromatic

#16102F #2A205D #3F308A #5440B7 #7A69CB

Accessibility & contrast

On white

10.49

#3F308A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#3F308A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F308A

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F308A	#FFFFFF	#000000	##FFFFFF
##3F308A	1.00	10.49	2.00	10.49
#FFFFFF	10.49	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428D

Deuteranopia (green-blind)

#003C88

Tritanopia (blue-blind)

#204658

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3f308a;
/* rgb */ color: rgb(63, 48, 138);
/* oklch */ color: oklch(38.2% 0.143 285.0);

Tailwind

colors: {
  custom: {
    50: '#7b69ad',
    500: '#3f308a',
    950: '#000000',
  },
}

SCSS

$custom: #3f308a;
$custom-light: #7b69ad;
$custom-dark: #000000;

JSON

{
  "hex": "#3f308a",
  "rgb": {
    "r": 63,
    "g": 48,
    "b": 138
  },
  "hsl": {
    "h": 250,
    "s": 48.387,
    "l": 36.471
  },
  "oklch": {
    "l": 0.38207,
    "c": 0.14292,
    "h": 285
  },
  "luminance": 0.05006
}

Semantic roles & 50–950 ramp

primary

#3F308A

secondary

#A5B264

accent

#D850C1

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0610

muted

#7C7A7F

Preview Lab

Preview with #3F308A

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

Preview Lab → · Contrast checker → · Palette generator →