#3564C7#3564C7

#3564C7 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.5% C 0.163 H 262.9°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#3564C7
RGB	rgb(53, 100, 199)
HSL	hsl(221, 58%, 49%)
HSV	hsv(221, 73%, 78%)
CMYK	cmyk(73.4%, 49.7%, 0%, 22%)
CIE-LAB	lab(44.22, 18.38, -56.28)
CIE-LCH	lch(44.22, 59.20, 288.09°)
OKLab	oklab(52.54% -0.02 -0.1617)
OKLCH	oklch(52.54% 0.163 262.9)
XYZ	xyz(16.3305, 13.9930, 55.8620)
Luminance	0.1399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3564C7 #C79835

analogous

#35ADC7 #3564C7 #4F35C7

triadic

#3564C7 #C73564 #64C735

tetradic

#3564C7 #C735AD #C79835 #35C74F

square

#3564C7 #C735AD #C79835 #35C74F

split-complementary

#3564C7 #C74F35 #ADC735

monochromatic

#1B3366 #284C97 #3564C7 #6488D6 #94ADE2

Accessibility & contrast

On white

5.53

#3564C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#3564C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3564C7

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3564C7	#FFFFFF	#000000	##FFFFFF
##3564C7	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2970CB

Deuteranopia (green-blind)

#0062C5

Tritanopia (blue-blind)

#007C8C

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3564c7;
/* rgb */ color: rgb(53, 100, 199);
/* oklch */ color: oklch(52.5% 0.163 262.9);

Tailwind

colors: {
  custom: {
    50: '#7f8fd9',
    500: '#3564c7',
    950: '#000000',
  },
}

SCSS

$custom: #3564c7;
$custom-light: #7f8fd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3564c7",
  "rgb": {
    "r": 53,
    "g": 100,
    "b": 199
  },
  "hsl": {
    "h": 220.685,
    "s": 57.937,
    "l": 49.412
  },
  "oklch": {
    "l": 0.52545,
    "c": 0.16295,
    "h": 262.9
  },
  "luminance": 0.13995
}

Semantic roles & 50–950 ramp

primary

#3564C7

secondary

#CEB88A

accent

#AF47E1

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3564C7

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

Preview Lab → · Contrast checker → · Palette generator →