#3F2CBC#3F2CBC

#3F2CBC is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.4% C 0.210 H 278.4°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#3F2CBC
RGB	rgb(63, 44, 188)
HSL	hsl(248, 62%, 45%)
HSV	hsv(248, 77%, 74%)
CMYK	cmyk(66.5%, 76.6%, 0%, 26.3%)
CIE-LAB	lab(30.61, 50.09, -72.05)
CIE-LCH	lch(30.61, 87.75, 304.81°)
OKLab	oklab(42.39% 0.0309 -0.2081)
OKLCH	oklch(42.39% 0.21 278.4)
XYZ	xyz(12.0248, 6.4880, 48.1858)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 4.04

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2CBC #A9BC2C

analogous

#2C61BC #3F2CBC #872CBC

triadic

#3F2CBC #BC3F2C #2CBC3F

tetradic

#3F2CBC #BC2C61 #A9BC2C #2CBC87

square

#3F2CBC #BC2C61 #A9BC2C #2CBC87

split-complementary

#3F2CBC #BC872C #61BC2C

monochromatic

#1E1559 #2E208A #3F2CBC #614FD6 #8E81E1

Accessibility & contrast

On white

9.14

#3F2CBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#3F2CBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2CBC

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2CBC	#FFFFFF	#000000	##FFFFFF
##3F2CBC	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC0

Deuteranopia (green-blind)

#0042B9

Tritanopia (blue-blind)

#005673

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3f2cbc;
/* rgb */ color: rgb(63, 44, 188);
/* oklch */ color: oklch(42.4% 0.210 278.4);

Tailwind

colors: {
  custom: {
    50: '#8569d1',
    500: '#3f2cbc',
    950: '#000000',
  },
}

SCSS

$custom: #3f2cbc;
$custom-light: #8569d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2cbc",
  "rgb": {
    "r": 63,
    "g": 44,
    "b": 188
  },
  "hsl": {
    "h": 247.917,
    "s": 62.069,
    "l": 45.49
  },
  "oklch": {
    "l": 0.42387,
    "c": 0.21037,
    "h": 278.4
  },
  "luminance": 0.06489
}

Semantic roles & 50–950 ramp

primary

#3F2CBC

secondary

#C0CA79

accent

#E543D0

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0614

muted

#7D7A83

Preview Lab

Preview with #3F2CBC

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

Preview Lab → · Contrast checker → · Palette generator →