#3F2FBC#3F2FBC

#3F2FBC is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 42.8% C 0.208 H 278.1°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#3F2FBC
RGB	rgb(63, 47, 188)
HSL	hsl(247, 60%, 46%)
HSV	hsv(247, 75%, 74%)
CMYK	cmyk(66.5%, 75%, 0%, 26.3%)
CIE-LAB	lab(31.16, 48.53, -71.14)
CIE-LCH	lch(31.16, 86.12, 304.30°)
OKLab	oklab(42.77% 0.0292 -0.2055)
OKLCH	oklch(42.77% 0.208 278.1)
XYZ	xyz(12.1406, 6.7196, 48.2244)
Luminance	0.0672 (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

#3F2FBC #ACBC2F

analogous

#2F65BC #3F2FBC #852FBC

triadic

#3F2FBC #BC3F2F #2FBC3F

tetradic

#3F2FBC #BC2F65 #ACBC2F #2FBC85

square

#3F2FBC #BC2F65 #ACBC2F #2FBC85

split-complementary

#3F2FBC #BC852F #65BC2F

monochromatic

#1E175A #2F238B #3F2FBC #6354D4 #8F85E0

Accessibility & contrast

On white

8.96

#3F2FBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#3F2FBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2FBC

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2FBC	#FFFFFF	#000000	##FFFFFF
##3F2FBC	1.00	8.96	2.34	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FC0

Deuteranopia (green-blind)

#0043B9

Tritanopia (blue-blind)

#005873

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3f2fbc;
/* rgb */ color: rgb(63, 47, 188);
/* oklch */ color: oklch(42.8% 0.208 278.1);

Tailwind

colors: {
  custom: {
    50: '#856ad1',
    500: '#3f2fbc',
    950: '#000000',
  },
}

SCSS

$custom: #3f2fbc;
$custom-light: #856ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2fbc",
  "rgb": {
    "r": 63,
    "g": 47,
    "b": 188
  },
  "hsl": {
    "h": 246.809,
    "s": 60,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42772,
    "c": 0.20754,
    "h": 278.1
  },
  "luminance": 0.06721
}

Semantic roles & 50–950 ramp

primary

#3F2FBC

secondary

#C1CA7D

accent

#E345D1

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3F2FBC

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

Preview Lab → · Contrast checker → · Palette generator →