#3863E3#3863E3

#3863E3 is a mid, highly saturated blue. Relative luminance 0.153; OKLCH L 54.6% C 0.201 H 265.8°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#3863E3
RGB	rgb(56, 99, 227)
HSL	hsl(225, 75%, 55%)
HSV	hsv(225, 75%, 89%)
CMYK	cmyk(75.3%, 56.4%, 0%, 11%)
CIE-LAB	lab(46.05, 29.69, -69.30)
CIE-LCH	lch(46.05, 75.39, 293.19°)
OKLab	oklab(54.59% -0.0146 -0.2)
OKLCH	oklch(54.59% 0.201 265.8)
XYZ	xyz(19.9530, 15.3083, 74.5614)
Luminance	0.1531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3863E3 #E3B838

analogous

#38B9E3 #3863E3 #6238E3

triadic

#3863E3 #E33863 #63E338

tetradic

#3863E3 #E338B9 #E3B838 #38E362

square

#3863E3 #E338B9 #E3B838 #38E362

split-complementary

#3863E3 #E36238 #B9E338

monochromatic

#14328D #1B45C2 #3863E3 #6E8DEB #A3B7F2

Accessibility & contrast

On white

5.17

#3863E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#3863E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3863E3

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3863E3	#FFFFFF	#000000	##FFFFFF
##3863E3	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E7

Deuteranopia (green-blind)

#0065E0

Tritanopia (blue-blind)

#008399

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3863e3;
/* rgb */ color: rgb(56, 99, 227);
/* oklch */ color: oklch(54.6% 0.201 265.8);

Tailwind

colors: {
  custom: {
    50: '#878eed',
    500: '#3863e3',
    950: '#000000',
  },
}

SCSS

$custom: #3863e3;
$custom-light: #878eed;
$custom-dark: #000000;

JSON

{
  "hex": "#3863e3",
  "rgb": {
    "r": 56,
    "g": 99,
    "b": 227
  },
  "hsl": {
    "h": 224.912,
    "s": 75.33,
    "l": 55.49
  },
  "oklch": {
    "l": 0.5459,
    "c": 0.2005,
    "h": 265.8
  },
  "luminance": 0.1531
}

Semantic roles & 50–950 ramp

primary

#3863E3

secondary

#DFCD98

accent

#C336F2

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3863E3

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

Preview Lab → · Contrast checker → · Palette generator →