#3563AE#3563AE

#3563AE is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.6% C 0.130 H 259.7°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#3563AE
RGB	rgb(53, 99, 174)
HSL	hsl(217, 53%, 45%)
HSV	hsv(217, 70%, 68%)
CMYK	cmyk(69.5%, 43.1%, 0%, 31.8%)
CIE-LAB	lab(42.36, 9.75, -44.71)
CIE-LCH	lch(42.36, 45.76, 282.30°)
OKLab	oklab(50.61% -0.0232 -0.1277)
OKLCH	oklch(50.61% 0.13 259.7)
XYZ	xyz(13.5673, 12.7352, 41.7793)
Luminance	0.1274 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3563AE #AE8035

analogous

#35A0AE #3563AE #4435AE

triadic

#3563AE #AE3563 #63AE35

tetradic

#3563AE #AE35A0 #AE8035 #35AE44

square

#3563AE #AE35A0 #AE8035 #35AE44

split-complementary

#3563AE #AE4435 #A0AE35

monochromatic

#182E50 #27487F #3563AE #5582CB #84A4DA

Accessibility & contrast

On white

5.92

#3563AE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#3563AE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3563AE

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3563AE	#FFFFFF	#000000	##FFFFFF
##3563AE	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6AB1

Deuteranopia (green-blind)

#2B5FAC

Tritanopia (blue-blind)

#007480

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3563ae;
/* rgb */ color: rgb(53, 99, 174);
/* oklch */ color: oklch(50.6% 0.130 259.7);

Tailwind

colors: {
  custom: {
    50: '#7a8ec6',
    500: '#3563ae',
    950: '#000000',
  },
}

SCSS

$custom: #3563ae;
$custom-light: #7a8ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#3563ae",
  "rgb": {
    "r": 53,
    "g": 99,
    "b": 174
  },
  "hsl": {
    "h": 217.19,
    "s": 53.304,
    "l": 44.51
  },
  "oklch": {
    "l": 0.50608,
    "c": 0.1298,
    "h": 259.7
  },
  "luminance": 0.12737
}

Semantic roles & 50–950 ramp

primary

#3563AE

secondary

#C3A87C

accent

#A54BDD

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3563AE

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

Preview Lab → · Contrast checker → · Palette generator →