#3863CA#3863CA

#3863CA is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.7% C 0.167 H 264.3°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#3863CA
RGB	rgb(56, 99, 202)
HSL	hsl(222, 58%, 51%)
HSV	hsv(222, 72%, 79%)
CMYK	cmyk(72.3%, 51%, 0%, 20.8%)
CIE-LAB	lab(44.27, 20.53, -57.92)
CIE-LCH	lch(44.27, 61.45, 289.52°)
OKLab	oklab(52.68% -0.0165 -0.1665)
OKLCH	oklch(52.68% 0.167 264.3)
XYZ	xyz(16.7496, 14.0269, 57.6904)
Luminance	0.1403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3863CA #CA9F38

analogous

#38ACCA #3863CA #5638CA

triadic

#3863CA #CA3863 #63CA38

tetradic

#3863CA #CA38AC #CA9F38 #38CA56

square

#3863CA #CA38AC #CA9F38 #38CA56

split-complementary

#3863CA #CA5638 #ACCA38

monochromatic

#1D346B #294B9B #3863CA #6889D7 #99AFE4

Accessibility & contrast

On white

5.52

#3863CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#3863CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3863CA

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3863CA	#FFFFFF	#000000	##FFFFFF
##3863CA	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2270CE

Deuteranopia (green-blind)

#0062C8

Tritanopia (blue-blind)

#007C8D

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3863ca;
/* rgb */ color: rgb(56, 99, 202);
/* oklch */ color: oklch(52.7% 0.167 264.3);

Tailwind

colors: {
  custom: {
    50: '#818edb',
    500: '#3863ca',
    950: '#000000',
  },
}

SCSS

$custom: #3863ca;
$custom-light: #818edb;
$custom-dark: #000000;

JSON

{
  "hex": "#3863ca",
  "rgb": {
    "r": 56,
    "g": 99,
    "b": 202
  },
  "hsl": {
    "h": 222.329,
    "s": 57.937,
    "l": 50.588
  },
  "oklch": {
    "l": 0.5268,
    "c": 0.16734,
    "h": 264.3
  },
  "luminance": 0.14029
}

Semantic roles & 50–950 ramp

primary

#3863CA

secondary

#CFBC8E

accent

#B447E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3863CA

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

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