#3F2CBA#3F2CBA

#3F2CBA is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 42.2% C 0.208 H 278.7°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#3F2CBA
RGB	rgb(63, 44, 186)
HSL	hsl(248, 62%, 45%)
HSV	hsv(248, 76%, 73%)
CMYK	cmyk(66.1%, 76.3%, 0%, 27.1%)
CIE-LAB	lab(30.41, 49.48, -71.20)
CIE-LCH	lch(30.41, 86.71, 304.80°)
OKLab	oklab(42.18% 0.0314 -0.2056)
OKLCH	oklch(42.18% 0.208 278.7)
XYZ	xyz(11.8107, 6.4023, 47.0582)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 3.93

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2CBA #A7BA2C

analogous

#2C60BA #3F2CBA #862CBA

triadic

#3F2CBA #BA3F2C #2CBA3F

tetradic

#3F2CBA #BA2C60 #A7BA2C #2CBA86

square

#3F2CBA #BA2C60 #A7BA2C #2CBA86

split-complementary

#3F2CBA #BA862C #60BA2C

monochromatic

#1D1557 #2E2089 #3F2CBA #604ED5 #8D80E1

Accessibility & contrast

On white

9.21

#3F2CBA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3F2CBA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2CBA

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2CBA	#FFFFFF	#000000	##FFFFFF
##3F2CBA	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DBE

Deuteranopia (green-blind)

#0042B7

Tritanopia (blue-blind)

#005672

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3f2cba;
/* rgb */ color: rgb(63, 44, 186);
/* oklch */ color: oklch(42.2% 0.208 278.7);

Tailwind

colors: {
  custom: {
    50: '#8568d0',
    500: '#3f2cba',
    950: '#000000',
  },
}

SCSS

$custom: #3f2cba;
$custom-light: #8568d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2cba",
  "rgb": {
    "r": 63,
    "g": 44,
    "b": 186
  },
  "hsl": {
    "h": 248.028,
    "s": 61.739,
    "l": 45.098
  },
  "oklch": {
    "l": 0.42181,
    "c": 0.20801,
    "h": 278.7
  },
  "luminance": 0.06403
}

Semantic roles & 50–950 ramp

primary

#3F2CBA

secondary

#BFCA78

accent

#E543CF

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3F2CBA

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

Preview Lab → · Contrast checker → · Palette generator →