#3565AB#3565AB

#3565AB is a mid, vivid blue. Relative luminance 0.130; OKLCH L 50.9% C 0.123 H 257.9°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#3565AB
RGB	rgb(53, 101, 171)
HSL	hsl(216, 53%, 44%)
HSV	hsv(216, 69%, 67%)
CMYK	cmyk(69%, 40.9%, 0%, 32.9%)
CIE-LAB	lab(42.77, 7.37, -42.30)
CIE-LCH	lch(42.77, 42.93, 279.89°)
OKLab	oklab(50.87% -0.0258 -0.1206)
OKLCH	oklch(50.87% 0.123 257.9)
XYZ	xyz(13.4699, 13.0031, 40.3202)
Luminance	0.1300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3565AB #AB7B35

analogous

#35A0AB #3565AB #4035AB

triadic

#3565AB #AB3565 #65AB35

tetradic

#3565AB #AB35A0 #AB7B35 #35AB40

square

#3565AB #AB35A0 #AB7B35 #35AB40

split-complementary

#3565AB #AB4035 #A0AB35

monochromatic

#182E4E #27497C #3565AB #5384CA #82A5D8

Accessibility & contrast

On white

5.83

#3565AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#3565AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3565AB

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3565AB	#FFFFFF	#000000	##FFFFFF
##3565AB	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#456BAE

Deuteranopia (green-blind)

#3260AA

Tritanopia (blue-blind)

#00757F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3565ab;
/* rgb */ color: rgb(53, 101, 171);
/* oklch */ color: oklch(50.9% 0.123 257.9);

Tailwind

colors: {
  custom: {
    50: '#7a90c4',
    500: '#3565ab',
    950: '#000000',
  },
}

SCSS

$custom: #3565ab;
$custom-light: #7a90c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3565ab",
  "rgb": {
    "r": 53,
    "g": 101,
    "b": 171
  },
  "hsl": {
    "h": 215.593,
    "s": 52.679,
    "l": 43.922
  },
  "oklch": {
    "l": 0.50866,
    "c": 0.12333,
    "h": 257.9
  },
  "luminance": 0.13005
}

Semantic roles & 50–950 ramp

primary

#3565AB

secondary

#C2A57A

accent

#A14CDC

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3565AB

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

Preview Lab → · Contrast checker → · Palette generator →