#3868D3#3868D3

#3868D3 is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.4% C 0.173 H 263.5°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#3868D3
RGB	rgb(56, 104, 211)
HSL	hsl(221, 64%, 52%)
HSV	hsv(221, 73%, 83%)
CMYK	cmyk(73.5%, 50.7%, 0%, 17.3%)
CIE-LAB	lab(46.23, 20.65, -59.91)
CIE-LCH	lch(46.23, 63.37, 289.02°)
OKLab	oklab(54.37% -0.0196 -0.1723)
OKLCH	oklch(54.37% 0.173 263.5)
XYZ	xyz(18.3349, 15.4425, 63.6298)
Luminance	0.1545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3868D3 #D3A338

analogous

#38B6D3 #3868D3 #5538D3

triadic

#3868D3 #D33868 #68D338

tetradic

#3868D3 #D338B6 #D3A338 #38D355

square

#3868D3 #D338B6 #D3A338 #38D355

split-complementary

#3868D3 #D35538 #B6D338

monochromatic

#1A3776 #254EA9 #3868D3 #6A8EDE #9CB4E9

Accessibility & contrast

On white

5.14

#3868D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#3868D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3868D3

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3868D3	#FFFFFF	#000000	##FFFFFF
##3868D3	1.00	5.14	4.09	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2575D7

Deuteranopia (green-blind)

#0067D1

Tritanopia (blue-blind)

#008293

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3868d3;
/* rgb */ color: rgb(56, 104, 211);
/* oklch */ color: oklch(54.4% 0.173 263.5);

Tailwind

colors: {
  custom: {
    50: '#8392e1',
    500: '#3868d3',
    950: '#000000',
  },
}

SCSS

$custom: #3868d3;
$custom-light: #8392e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3868d3",
  "rgb": {
    "r": 56,
    "g": 104,
    "b": 211
  },
  "hsl": {
    "h": 221.419,
    "s": 63.786,
    "l": 52.353
  },
  "oklch": {
    "l": 0.54368,
    "c": 0.1734,
    "h": 263.5
  },
  "luminance": 0.15445
}

Semantic roles & 50–950 ramp

primary

#3868D3

secondary

#D5C092

accent

#B341E7

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3868D3

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

Preview Lab → · Contrast checker → · Palette generator →