#3565BF#3565BF

#3565BF is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.2% C 0.151 H 261.6°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#3565BF
RGB	rgb(53, 101, 191)
HSL	hsl(219, 57%, 48%)
HSV	hsv(219, 72%, 75%)
CMYK	cmyk(72.3%, 47.1%, 0%, 25.1%)
CIE-LAB	lab(43.98, 14.77, -52.04)
CIE-LCH	lch(43.98, 54.10, 285.84°)
OKLab	oklab(52.19% -0.022 -0.1492)
OKLCH	oklch(52.19% 0.151 261.6)
XYZ	xyz(15.5225, 13.8242, 51.1304)
Luminance	0.1383 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3565BF #BF8F35

analogous

#35AABF #3565BF #4A35BF

triadic

#3565BF #BF3565 #65BF35

tetradic

#3565BF #BF35AA #BF8F35 #35BF4A

square

#3565BF #BF35AA #BF8F35 #35BF4A

split-complementary

#3565BF #BF4A35 #AABF35

monochromatic

#1A325F #284C8F #3565BF #5F87D3 #8FABE0

Accessibility & contrast

On white

5.58

#3565BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#3565BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3565BF

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3565BF	#FFFFFF	#000000	##FFFFFF
##3565BF	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#356FC2

Deuteranopia (green-blind)

#1362BD

Tritanopia (blue-blind)

#007A89

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3565bf;
/* rgb */ color: rgb(53, 101, 191);
/* oklch */ color: oklch(52.2% 0.151 261.6);

Tailwind

colors: {
  custom: {
    50: '#7e90d3',
    500: '#3565bf',
    950: '#000000',
  },
}

SCSS

$custom: #3565bf;
$custom-light: #7e90d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3565bf",
  "rgb": {
    "r": 53,
    "g": 101,
    "b": 191
  },
  "hsl": {
    "h": 219.13,
    "s": 56.557,
    "l": 47.843
  },
  "oklch": {
    "l": 0.52192,
    "c": 0.15085,
    "h": 261.6
  },
  "luminance": 0.13826
}

Semantic roles & 50–950 ramp

primary

#3565BF

secondary

#CAB285

accent

#AB48E0

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3565BF

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

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