#3863C2#3863C2

#3863C2 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.1% C 0.156 H 263.6°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#3863C2
RGB	rgb(56, 99, 194)
HSL	hsl(221, 55%, 49%)
HSV	hsv(221, 71%, 76%)
CMYK	cmyk(71.1%, 49%, 0%, 23.9%)
CIE-LAB	lab(43.74, 17.59, -54.16)
CIE-LCH	lch(43.74, 56.95, 287.99°)
OKLab	oklab(52.1% -0.0175 -0.1555)
OKLCH	oklch(52.1% 0.156 263.6)
XYZ	xyz(15.8269, 13.6578, 52.8306)
Luminance	0.1366 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3863C2 #C29738

analogous

#38A8C2 #3863C2 #5238C2

triadic

#3863C2 #C23863 #63C238

tetradic

#3863C2 #C238A8 #C29738 #38C252

square

#3863C2 #C238A8 #C29738 #38C252

split-complementary

#3863C2 #C25238 #A8C238

monochromatic

#1D3363 #2A4B93 #3863C2 #6587D2 #94ACE0

Accessibility & contrast

On white

5.63

#3863C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#3863C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3863C2

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3863C2	#FFFFFF	#000000	##FFFFFF
##3863C2	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E6EC5

Deuteranopia (green-blind)

#0061C0

Tritanopia (blue-blind)

#007989

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3863c2;
/* rgb */ color: rgb(56, 99, 194);
/* oklch */ color: oklch(52.1% 0.156 263.6);

Tailwind

colors: {
  custom: {
    50: '#808ed5',
    500: '#3863c2',
    950: '#000000',
  },
}

SCSS

$custom: #3863c2;
$custom-light: #808ed5;
$custom-dark: #000000;

JSON

{
  "hex": "#3863c2",
  "rgb": {
    "r": 56,
    "g": 99,
    "b": 194
  },
  "hsl": {
    "h": 221.304,
    "s": 55.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.52103,
    "c": 0.15644,
    "h": 263.6
  },
  "luminance": 0.13659
}

Semantic roles & 50–950 ramp

primary

#3863C2

secondary

#CBB78A

accent

#B049DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3863C2

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

Preview Lab → · Contrast checker → · Palette generator →