#3F2FBE#3F2FBE

#3F2FBE is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 43.0% C 0.210 H 277.9°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#3F2FBE
RGB	rgb(63, 47, 190)
HSL	hsl(247, 60%, 46%)
HSV	hsv(247, 75%, 75%)
CMYK	cmyk(66.8%, 75.3%, 0%, 25.5%)
CIE-LAB	lab(31.36, 49.15, -71.99)
CIE-LCH	lch(31.36, 87.17, 304.33°)
OKLab	oklab(42.98% 0.0287 -0.2079)
OKLCH	oklch(42.98% 0.21 277.9)
XYZ	xyz(12.3577, 6.8064, 49.3678)
Luminance	0.0681 (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

#3F2FBE #AEBE2F

analogous

#2F67BE #3F2FBE #872FBE

triadic

#3F2FBE #BE3F2F #2FBE3F

tetradic

#3F2FBE #BE2F67 #AEBE2F #2FBE87

square

#3F2FBE #BE2F67 #AEBE2F #2FBE87

split-complementary

#3F2FBE #BE872F #67BE2F

monochromatic

#1E175C #2F238D #3F2FBE #6455D5 #9086E1

Accessibility & contrast

On white

8.89

#3F2FBE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3F2FBE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2FBE

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2FBE	#FFFFFF	#000000	##FFFFFF
##3F2FBE	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FC2

Deuteranopia (green-blind)

#0044BB

Tritanopia (blue-blind)

#005875

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3f2fbe;
/* rgb */ color: rgb(63, 47, 190);
/* oklch */ color: oklch(43.0% 0.210 277.9);

Tailwind

colors: {
  custom: {
    50: '#856ad3',
    500: '#3f2fbe',
    950: '#000000',
  },
}

SCSS

$custom: #3f2fbe;
$custom-light: #856ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2fbe",
  "rgb": {
    "r": 63,
    "g": 47,
    "b": 190
  },
  "hsl": {
    "h": 246.713,
    "s": 60.338,
    "l": 46.471
  },
  "oklch": {
    "l": 0.42975,
    "c": 0.20993,
    "h": 277.9
  },
  "luminance": 0.06807
}

Semantic roles & 50–950 ramp

primary

#3F2FBE

secondary

#C2CB7E

accent

#E344D2

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #3F2FBE

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

Preview Lab → · Contrast checker → · Palette generator →