#3863D4#3863D4

#3863D4 is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.4% C 0.181 H 265.1°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#3863D4
RGB	rgb(56, 99, 212)
HSL	hsl(223, 64%, 53%)
HSV	hsv(223, 74%, 83%)
CMYK	cmyk(73.6%, 53.3%, 0%, 16.9%)
CIE-LAB	lab(44.96, 24.21, -62.54)
CIE-LCH	lch(44.96, 67.06, 291.16°)
OKLab	oklab(53.43% -0.0155 -0.1801)
OKLCH	oklch(53.43% 0.181 265.1)
XYZ	xyz(17.9722, 14.5159, 64.1293)
Luminance	0.1452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3863D4 #D4A938

analogous

#38B1D4 #3863D4 #5B38D4

triadic

#3863D4 #D43863 #63D438

tetradic

#3863D4 #D438B1 #D4A938 #38D45B

square

#3863D4 #D438B1 #D4A938 #38D45B

split-complementary

#3863D4 #D45B38 #B1D438

monochromatic

#1A3478 #2549AA #3863D4 #6A8ADF #9DB2EA

Accessibility & contrast

On white

5.38

#3863D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#3863D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3863D4

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3863D4	#FFFFFF	#000000	##FFFFFF
##3863D4	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0872D8

Deuteranopia (green-blind)

#0064D2

Tritanopia (blue-blind)

#007E92

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3863d4;
/* rgb */ color: rgb(56, 99, 212);
/* oklch */ color: oklch(53.4% 0.181 265.1);

Tailwind

colors: {
  custom: {
    50: '#838ee2',
    500: '#3863d4',
    950: '#000000',
  },
}

SCSS

$custom: #3863d4;
$custom-light: #838ee2;
$custom-dark: #000000;

JSON

{
  "hex": "#3863d4",
  "rgb": {
    "r": 56,
    "g": 99,
    "b": 212
  },
  "hsl": {
    "h": 223.462,
    "s": 64.463,
    "l": 52.549
  },
  "oklch": {
    "l": 0.53425,
    "c": 0.18077,
    "h": 265.1
  },
  "luminance": 0.14518
}

Semantic roles & 50–950 ramp

primary

#3863D4

secondary

#D6C392

accent

#B940E7

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3863D4

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

Preview Lab → · Contrast checker → · Palette generator →