#3863EA#3863EA

#3863EA is a mid, highly saturated blue. Relative luminance 0.157; OKLCH L 55.2% C 0.210 H 266.1°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#3863EA
RGB	rgb(56, 99, 234)
HSL	hsl(226, 81%, 57%)
HSV	hsv(226, 76%, 92%)
CMYK	cmyk(76.1%, 57.7%, 0%, 8.2%)
CIE-LAB	lab(46.58, 32.23, -72.39)
CIE-LCH	lch(46.58, 79.24, 294.00°)
OKLab	oklab(55.15% -0.0143 -0.209)
OKLCH	oklch(55.15% 0.21 266.1)
XYZ	xyz(20.9388, 15.7026, 79.7533)
Luminance	0.1570 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3863EA #EABF38

analogous

#38BCEA #3863EA #6638EA

triadic

#3863EA #EA3863 #63EA38

tetradic

#3863EA #EA38BC #EABF38 #38EA66

square

#3863EA #EA38BC #EABF38 #38EA66

split-complementary

#3863EA #EA6638 #BCEA38

monochromatic

#103198 #1643CF #3863EA #6F8EF0 #A7BAF6

Accessibility & contrast

On white

5.07

#3863EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#3863EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3863EA

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3863EA	#FFFFFF	#000000	##FFFFFF
##3863EA	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077EF

Deuteranopia (green-blind)

#0066E7

Tritanopia (blue-blind)

#00859D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3863ea;
/* rgb */ color: rgb(56, 99, 234);
/* oklch */ color: oklch(55.2% 0.210 266.1);

Tailwind

colors: {
  custom: {
    50: '#888ef2',
    500: '#3863ea',
    950: '#000000',
  },
}

SCSS

$custom: #3863ea;
$custom-light: #888ef2;
$custom-dark: #000000;

JSON

{
  "hex": "#3863ea",
  "rgb": {
    "r": 56,
    "g": 99,
    "b": 234
  },
  "hsl": {
    "h": 225.506,
    "s": 80.909,
    "l": 56.863
  },
  "oklch": {
    "l": 0.55151,
    "c": 0.20954,
    "h": 266.1
  },
  "luminance": 0.15705
}

Semantic roles & 50–950 ramp

primary

#3863EA

secondary

#E3D29B

accent

#C730F7

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0D0C17

muted

#7E7D85

Preview Lab

Preview with #3863EA

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

Preview Lab → · Contrast checker → · Palette generator →