#3F2FAC#3F2FAC

#3F2FAC is a dark, vivid blue. Relative luminance 0.061; OKLCH L 41.2% C 0.188 H 280.0°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#3F2FAC
RGB	rgb(63, 47, 172)
HSL	hsl(248, 57%, 43%)
HSV	hsv(248, 73%, 67%)
CMYK	cmyk(63.4%, 72.7%, 0%, 32.5%)
CIE-LAB	lab(29.58, 43.52, -64.22)
CIE-LCH	lch(29.58, 77.57, 304.12°)
OKLab	oklab(41.18% 0.0326 -0.1853)
OKLCH	oklch(41.18% 0.188 280)
XYZ	xyz(10.5104, 6.0675, 39.6390)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2FAC #9CAC2F

analogous

#2F5DAC #3F2FAC #7D2FAC

triadic

#3F2FAC #AC3F2F #2FAC3F

tetradic

#3F2FAC #AC2F5D #9CAC2F #2FAC7D

square

#3F2FAC #AC2F5D #9CAC2F #2FAC7D

split-complementary

#3F2FAC #AC7D2F #5DAC2F

monochromatic

#1C154C #2D227C #3F2FAC #5B4BCE #877BDB

Accessibility & contrast

On white

9.49

#3F2FAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#3F2FAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2FAC

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2FAC	#FFFFFF	#000000	##FFFFFF
##3F2FAC	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB0

Deuteranopia (green-blind)

#0041AA

Tritanopia (blue-blind)

#00526A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3f2fac;
/* rgb */ color: rgb(63, 47, 172);
/* oklch */ color: oklch(41.2% 0.188 280.0);

Tailwind

colors: {
  custom: {
    50: '#826ac6',
    500: '#3f2fac',
    950: '#000000',
  },
}

SCSS

$custom: #3f2fac;
$custom-light: #826ac6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2fac",
  "rgb": {
    "r": 63,
    "g": 47,
    "b": 172
  },
  "hsl": {
    "h": 247.68,
    "s": 57.078,
    "l": 42.941
  },
  "oklch": {
    "l": 0.4118,
    "c": 0.18812,
    "h": 280
  },
  "luminance": 0.06068
}

Semantic roles & 50–950 ramp

primary

#3F2FAC

secondary

#B9C374

accent

#E047CD

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F2FAC

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

Preview Lab → · Contrast checker → · Palette generator →