#3F3CC4#3F3CC4

#3F3CC4 is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 45.4% C 0.204 H 275.5°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#3F3CC4
RGB	rgb(63, 60, 196)
HSL	hsl(241, 54%, 50%)
HSV	hsv(241, 69%, 77%)
CMYK	cmyk(67.9%, 69.4%, 0%, 23.1%)
CIE-LAB	lab(34.54, 43.82, -70.27)
CIE-LCH	lch(34.54, 82.82, 301.95°)
OKLab	oklab(45.42% 0.0197 -0.203)
OKLCH	oklch(45.42% 0.204 275.5)
XYZ	xyz(13.6263, 8.2728, 53.0926)
Luminance	0.0827 (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

#3F3CC4 #C1C43C

analogous

#3C7DC4 #3F3CC4 #833CC4

triadic

#3F3CC4 #C43F3C #3CC43F

tetradic

#3F3CC4 #C43C7D #C1C43C #3CC483

square

#3F3CC4 #C43C7D #C1C43C #3CC483

split-complementary

#3F3CC4 #C4833C #7DC43C

monochromatic

#211F67 #302D96 #3F3CC4 #6D6BD2 #9C9AE0

Accessibility & contrast

On white

7.91

#3F3CC4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3F3CC4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3CC4

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3CC4	#FFFFFF	#000000	##FFFFFF
##3F3CC4	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C8

Deuteranopia (green-blind)

#004BC1

Tritanopia (blue-blind)

#00617B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3f3cc4;
/* rgb */ color: rgb(63, 60, 196);
/* oklch */ color: oklch(45.4% 0.204 275.5);

Tailwind

colors: {
  custom: {
    50: '#8573d7',
    500: '#3f3cc4',
    950: '#000000',
  },
}

SCSS

$custom: #3f3cc4;
$custom-light: #8573d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3cc4",
  "rgb": {
    "r": 63,
    "g": 60,
    "b": 196
  },
  "hsl": {
    "h": 241.324,
    "s": 53.543,
    "l": 50.196
  },
  "oklch": {
    "l": 0.45417,
    "c": 0.20395,
    "h": 275.5
  },
  "luminance": 0.08274
}

Semantic roles & 50–950 ramp

primary

#3F3CC4

secondary

#CBCC90

accent

#DD4BDA

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3F3CC4

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

Preview Lab → · Contrast checker → · Palette generator →