#3565B8#3565B8

#3565B8 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 51.7% C 0.141 H 260.5°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#3565B8
RGB	rgb(53, 101, 184)
HSL	hsl(218, 55%, 46%)
HSV	hsv(218, 71%, 72%)
CMYK	cmyk(71.2%, 45.1%, 0%, 27.8%)
CIE-LAB	lab(43.54, 12.17, -48.67)
CIE-LCH	lch(43.54, 50.17, 284.04°)
OKLab	oklab(51.71% -0.0232 -0.1393)
OKLCH	oklch(51.71% 0.141 260.5)
XYZ	xyz(14.7705, 13.5234, 47.1699)
Luminance	0.1353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3565B8 #B88835

analogous

#35A7B8 #3565B8 #4735B8

triadic

#3565B8 #B83565 #65B835

tetradic

#3565B8 #B835A7 #B88835 #35B847

square

#3565B8 #B835A7 #B88835 #35B847

split-complementary

#3565B8 #B84735 #A7B835

monochromatic

#1A3159 #274B88 #3565B8 #5B85D0 #8AA9DD

Accessibility & contrast

On white

5.67

#3565B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#3565B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3565B8

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3565B8	#FFFFFF	#000000	##FFFFFF
##3565B8	1.00	5.67	3.71	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B6DBB

Deuteranopia (green-blind)

#2261B6

Tritanopia (blue-blind)

#007885

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3565b8;
/* rgb */ color: rgb(53, 101, 184);
/* oklch */ color: oklch(51.7% 0.141 260.5);

Tailwind

colors: {
  custom: {
    50: '#7c90ce',
    500: '#3565b8',
    950: '#000000',
  },
}

SCSS

$custom: #3565b8;
$custom-light: #7c90ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3565b8",
  "rgb": {
    "r": 53,
    "g": 101,
    "b": 184
  },
  "hsl": {
    "h": 218.015,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.51714,
    "c": 0.14125,
    "h": 260.5
  },
  "luminance": 0.13525
}

Semantic roles & 50–950 ramp

primary

#3565B8

secondary

#C7AE81

accent

#A849DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3565B8

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

Preview Lab → · Contrast checker → · Palette generator →