#3F3EC4#3F3EC4

#3F3EC4 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.7% C 0.202 H 275.2°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#3F3EC4
RGB	rgb(63, 62, 196)
HSL	hsl(240, 53%, 51%)
HSV	hsv(240, 68%, 77%)
CMYK	cmyk(67.9%, 68.4%, 0%, 23.1%)
CIE-LAB	lab(34.98, 42.65, -69.56)
CIE-LCH	lch(34.98, 81.60, 301.51°)
OKLab	oklab(45.73% 0.0184 -0.2009)
OKLCH	oklch(45.73% 0.202 275.2)
XYZ	xyz(13.7330, 8.4863, 53.1281)
Luminance	0.0849 (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

#3F3EC4 #C3C43E

analogous

#3E80C4 #3F3EC4 #823EC4

triadic

#3F3EC4 #C43F3E #3EC43F

tetradic

#3F3EC4 #C43E80 #C3C43E #3EC482

square

#3F3EC4 #C43E80 #C3C43E #3EC482

split-complementary

#3F3EC4 #C4823E #80C43E

monochromatic

#202068 #2F2E97 #3F3EC4 #6E6DD2 #9C9CE1

Accessibility & contrast

On white

7.78

#3F3EC4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3F3EC4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3EC4

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3EC4	#FFFFFF	#000000	##FFFFFF
##3F3EC4	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C8

Deuteranopia (green-blind)

#004CC1

Tritanopia (blue-blind)

#00627C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3f3ec4;
/* rgb */ color: rgb(63, 62, 196);
/* oklch */ color: oklch(45.7% 0.202 275.2);

Tailwind

colors: {
  custom: {
    50: '#8574d7',
    500: '#3f3ec4',
    950: '#000000',
  },
}

SCSS

$custom: #3f3ec4;
$custom-light: #8574d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3ec4",
  "rgb": {
    "r": 63,
    "g": 62,
    "b": 196
  },
  "hsl": {
    "h": 240.448,
    "s": 53.175,
    "l": 50.588
  },
  "oklch": {
    "l": 0.45727,
    "c": 0.20177,
    "h": 275.2
  },
  "luminance": 0.08488
}

Semantic roles & 50–950 ramp

primary

#3F3EC4

secondary

#CCCD91

accent

#DD4BDB

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3F3EC4

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

Preview Lab → · Contrast checker → · Palette generator →