#3565BD#3565BD

#3565BD is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.1% C 0.148 H 261.3°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#3565BD
RGB	rgb(53, 101, 189)
HSL	hsl(219, 56%, 47%)
HSV	hsv(219, 72%, 74%)
CMYK	cmyk(72%, 46.6%, 0%, 25.9%)
CIE-LAB	lab(43.85, 14.03, -51.08)
CIE-LCH	lch(43.85, 52.98, 285.35°)
OKLab	oklab(52.05% -0.0223 -0.1464)
OKLCH	oklch(52.05% 0.148 261.3)
XYZ	xyz(15.3039, 13.7367, 49.9792)
Luminance	0.1374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3565BD #BD8D35

analogous

#35A9BD #3565BD #4935BD

triadic

#3565BD #BD3565 #65BD35

tetradic

#3565BD #BD35A9 #BD8D35 #35BD49

square

#3565BD #BD35A9 #BD8D35 #35BD49

split-complementary

#3565BD #BD4935 #A9BD35

monochromatic

#1A325D #284B8D #3565BD #5D87D2 #8DAADF

Accessibility & contrast

On white

5.60

#3565BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#3565BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3565BD

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3565BD	#FFFFFF	#000000	##FFFFFF
##3565BD	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376EC0

Deuteranopia (green-blind)

#1862BB

Tritanopia (blue-blind)

#007A88

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3565bd;
/* rgb */ color: rgb(53, 101, 189);
/* oklch */ color: oklch(52.1% 0.148 261.3);

Tailwind

colors: {
  custom: {
    50: '#7d90d1',
    500: '#3565bd',
    950: '#000000',
  },
}

SCSS

$custom: #3565bd;
$custom-light: #7d90d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3565bd",
  "rgb": {
    "r": 53,
    "g": 101,
    "b": 189
  },
  "hsl": {
    "h": 218.824,
    "s": 56.198,
    "l": 47.451
  },
  "oklch": {
    "l": 0.52054,
    "c": 0.14812,
    "h": 261.3
  },
  "luminance": 0.13738
}

Semantic roles & 50–950 ramp

primary

#3565BD

secondary

#CAB184

accent

#AA48DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3565BD

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

Preview Lab → · Contrast checker → · Palette generator →