#3863CD#3863CD

#3863CD is a mid, vivid blue. Relative luminance 0.142; OKLCH L 52.9% C 0.171 H 264.6°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#3863CD
RGB	rgb(56, 99, 205)
HSL	hsl(223, 60%, 51%)
HSV	hsv(223, 73%, 80%)
CMYK	cmyk(72.7%, 51.7%, 0%, 19.6%)
CIE-LAB	lab(44.48, 21.64, -59.31)
CIE-LCH	lch(44.48, 63.14, 290.04°)
OKLab	oklab(52.9% -0.0162 -0.1706)
OKLCH	oklch(52.9% 0.171 264.6)
XYZ	xyz(17.1083, 14.1704, 59.5793)
Luminance	0.1417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3863CD #CDA238

analogous

#38ADCD #3863CD #5738CD

triadic

#3863CD #CD3863 #63CD38

tetradic

#3863CD #CD38AD #CDA238 #38CD57

square

#3863CD #CD38AD #CDA238 #38CD57

split-complementary

#3863CD #CD5738 #ADCD38

monochromatic

#1C346F #284BA0 #3863CD #6989D9 #9AB0E6

Accessibility & contrast

On white

5.48

#3863CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#3863CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3863CD

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3863CD	#FFFFFF	#000000	##FFFFFF
##3863CD	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D70D1

Deuteranopia (green-blind)

#0063CB

Tritanopia (blue-blind)

#007C8E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3863cd;
/* rgb */ color: rgb(56, 99, 205);
/* oklch */ color: oklch(52.9% 0.171 264.6);

Tailwind

colors: {
  custom: {
    50: '#828edd',
    500: '#3863cd',
    950: '#000000',
  },
}

SCSS

$custom: #3863cd;
$custom-light: #828edd;
$custom-dark: #000000;

JSON

{
  "hex": "#3863cd",
  "rgb": {
    "r": 56,
    "g": 99,
    "b": 205
  },
  "hsl": {
    "h": 222.685,
    "s": 59.839,
    "l": 51.176
  },
  "oklch": {
    "l": 0.52901,
    "c": 0.17139,
    "h": 264.6
  },
  "luminance": 0.14172
}

Semantic roles & 50–950 ramp

primary

#3863CD

secondary

#D1BE8F

accent

#B545E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3863CD

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

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