#3F2DBE#3F2DBE

#3F2DBE is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 42.7% C 0.212 H 278.1°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#3F2DBE
RGB	rgb(63, 45, 190)
HSL	hsl(247, 62%, 46%)
HSV	hsv(247, 76%, 75%)
CMYK	cmyk(66.8%, 76.3%, 0%, 25.5%)
CIE-LAB	lab(31.00, 50.19, -72.59)
CIE-LCH	lch(31.00, 88.25, 304.66°)
OKLab	oklab(42.72% 0.0299 -0.2097)
OKLCH	oklch(42.72% 0.212 278.1)
XYZ	xyz(12.2795, 6.6502, 49.3417)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Indigo Blue

#3A18B1

ΔE00 4.36

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F2DBE #ACBE2D

analogous

#2D63BE #3F2DBE #872DBE

triadic

#3F2DBE #BE3F2D #2DBE3F

tetradic

#3F2DBE #BE2D63 #ACBE2D #2DBE87

square

#3F2DBE #BE2D63 #ACBE2D #2DBE87

split-complementary

#3F2DBE #BE872D #63BE2D

monochromatic

#1E165B #2F218D #3F2DBE #6352D6 #8F84E2

Accessibility & contrast

On white

9.01

#3F2DBE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#3F2DBE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2DBE

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2DBE	#FFFFFF	#000000	##FFFFFF
##3F2DBE	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FC2

Deuteranopia (green-blind)

#0043BB

Tritanopia (blue-blind)

#005874

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3f2dbe;
/* rgb */ color: rgb(63, 45, 190);
/* oklch */ color: oklch(42.7% 0.212 278.1);

Tailwind

colors: {
  custom: {
    50: '#8569d3',
    500: '#3f2dbe',
    950: '#000000',
  },
}

SCSS

$custom: #3f2dbe;
$custom-light: #8569d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2dbe",
  "rgb": {
    "r": 63,
    "g": 45,
    "b": 190
  },
  "hsl": {
    "h": 247.448,
    "s": 61.702,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42719,
    "c": 0.21181,
    "h": 278.1
  },
  "luminance": 0.06651
}

Semantic roles & 50–950 ramp

primary

#3F2DBE

secondary

#C1CB7C

accent

#E543D1

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0614

muted

#7D7A83

Preview Lab

Preview with #3F2DBE

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

Preview Lab → · Contrast checker → · Palette generator →