#3863C6#3863C6

#3863C6 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.4% C 0.162 H 264.0°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#3863C6
RGB	rgb(56, 99, 198)
HSL	hsl(222, 56%, 50%)
HSV	hsv(222, 72%, 78%)
CMYK	cmyk(71.7%, 50%, 0%, 22.4%)
CIE-LAB	lab(44.00, 19.06, -56.05)
CIE-LCH	lch(44.00, 59.20, 288.78°)
OKLab	oklab(52.39% -0.017 -0.161)
OKLCH	oklch(52.39% 0.162 264)
XYZ	xyz(16.2822, 13.8399, 55.2284)
Luminance	0.1384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3863C6 #C69B38

analogous

#38AAC6 #3863C6 #5438C6

triadic

#3863C6 #C63863 #63C638

tetradic

#3863C6 #C638AA #C69B38 #38C654

square

#3863C6 #C638AA #C69B38 #38C654

split-complementary

#3863C6 #C65438 #AAC638

monochromatic

#1D3367 #2B4B96 #3863C6 #6788D4 #97ADE2

Accessibility & contrast

On white

5.57

#3863C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#3863C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3863C6

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3863C6	#FFFFFF	#000000	##FFFFFF
##3863C6	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#286FCA

Deuteranopia (green-blind)

#0062C4

Tritanopia (blue-blind)

#007B8B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3863c6;
/* rgb */ color: rgb(56, 99, 198);
/* oklch */ color: oklch(52.4% 0.162 264.0);

Tailwind

colors: {
  custom: {
    50: '#808ed8',
    500: '#3863c6',
    950: '#000000',
  },
}

SCSS

$custom: #3863c6;
$custom-light: #808ed8;
$custom-dark: #000000;

JSON

{
  "hex": "#3863c6",
  "rgb": {
    "r": 56,
    "g": 99,
    "b": 198
  },
  "hsl": {
    "h": 221.831,
    "s": 55.906,
    "l": 49.804
  },
  "oklch": {
    "l": 0.52389,
    "c": 0.1619,
    "h": 264
  },
  "luminance": 0.13842
}

Semantic roles & 50–950 ramp

primary

#3863C6

secondary

#CDBA8D

accent

#B249DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #3863C6

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

Preview Lab → · Contrast checker → · Palette generator →