#3E63BD#3E63BD

#3E63BD is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.0% C 0.148 H 264.9°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#3E63BD
RGB	rgb(62, 99, 189)
HSL	hsl(223, 51%, 49%)
HSV	hsv(223, 67%, 74%)
CMYK	cmyk(67.2%, 47.6%, 0%, 25.9%)
CIE-LAB	lab(43.68, 16.68, -51.34)
CIE-LCH	lch(43.68, 53.98, 288.00°)
OKLab	oklab(52.03% -0.0131 -0.147)
OKLCH	oklch(52.03% 0.148 264.9)
XYZ	xyz(15.6305, 13.6204, 49.9395)
Luminance	0.1362 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E63BD #BD983E

analogous

#3EA3BD #3E63BD #593EBD

triadic

#3E63BD #BD3E63 #63BD3E

tetradic

#3E63BD #BD3EA3 #BD983E #3EBD59

square

#3E63BD #BD3EA3 #BD983E #3EBD59

split-complementary

#3E63BD #BD593E #A3BD3E

monochromatic

#203361 #2F4B8F #3E63BD #6A87CE #98ACDD

Accessibility & contrast

On white

5.64

#3E63BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#3E63BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E63BD

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E63BD	#FFFFFF	#000000	##FFFFFF
##3E63BD	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#346DC0

Deuteranopia (green-blind)

#1862BB

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3e63bd;
/* rgb */ color: rgb(62, 99, 189);
/* oklch */ color: oklch(52.0% 0.148 264.9);

Tailwind

colors: {
  custom: {
    50: '#818ed1',
    500: '#3e63bd',
    950: '#000000',
  },
}

SCSS

$custom: #3e63bd;
$custom-light: #818ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#3e63bd",
  "rgb": {
    "r": 62,
    "g": 99,
    "b": 189
  },
  "hsl": {
    "h": 222.52,
    "s": 50.598,
    "l": 49.216
  },
  "oklch": {
    "l": 0.52031,
    "c": 0.14761,
    "h": 264.9
  },
  "luminance": 0.13622
}

Semantic roles & 50–950 ramp

primary

#3E63BD

secondary

#C9B88E

accent

#B14EDA

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3E63BD

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

Preview Lab → · Contrast checker → · Palette generator →