#3564AD#3564AD

#3564AD is a mid, vivid blue. Relative luminance 0.129; OKLCH L 50.8% C 0.127 H 258.9°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#3564AD
RGB	rgb(53, 100, 173)
HSL	hsl(217, 53%, 44%)
HSV	hsv(217, 69%, 68%)
CMYK	cmyk(69.4%, 42.2%, 0%, 32.2%)
CIE-LAB	lab(42.59, 8.74, -43.75)
CIE-LCH	lch(42.59, 44.62, 281.30°)
OKLab	oklab(50.77% -0.0244 -0.1249)
OKLCH	oklch(50.77% 0.127 258.9)
XYZ	xyz(13.5655, 12.8870, 41.2996)
Luminance	0.1289 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3564AD #AD7E35

analogous

#35A0AD #3564AD #4235AD

triadic

#3564AD #AD3564 #64AD35

tetradic

#3564AD #AD35A0 #AD7E35 #35AD42

square

#3564AD #AD35A0 #AD7E35 #35AD42

split-complementary

#3564AD #AD4235 #A0AD35

monochromatic

#182E4F #27497E #3564AD #5483CB #83A5D9

Accessibility & contrast

On white

5.87

#3564AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#3564AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3564AD

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3564AD	#FFFFFF	#000000	##FFFFFF
##3564AD	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#426BB0

Deuteranopia (green-blind)

#2E5FAC

Tritanopia (blue-blind)

#007580

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3564ad;
/* rgb */ color: rgb(53, 100, 173);
/* oklch */ color: oklch(50.8% 0.127 258.9);

Tailwind

colors: {
  custom: {
    50: '#7a8fc6',
    500: '#3564ad',
    950: '#000000',
  },
}

SCSS

$custom: #3564ad;
$custom-light: #7a8fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#3564ad",
  "rgb": {
    "r": 53,
    "g": 100,
    "b": 173
  },
  "hsl": {
    "h": 216.5,
    "s": 53.097,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50767,
    "c": 0.12724,
    "h": 258.9
  },
  "luminance": 0.12888
}

Semantic roles & 50–950 ramp

primary

#3564AD

secondary

#C3A77B

accent

#A44BDD

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3564AD

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

Preview Lab → · Contrast checker → · Palette generator →