#3564BC#3564BC

#3564BC is a mid, vivid blue. Relative luminance 0.135; OKLCH L 51.8% C 0.148 H 261.6°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#3564BC
RGB	rgb(53, 100, 188)
HSL	hsl(219, 56%, 47%)
HSV	hsv(219, 72%, 74%)
CMYK	cmyk(71.8%, 46.8%, 0%, 26.3%)
CIE-LAB	lab(43.51, 14.30, -51.06)
CIE-LCH	lch(43.51, 53.02, 285.64°)
OKLab	oklab(51.77% -0.0216 -0.1464)
OKLCH	oklch(51.77% 0.148 261.6)
XYZ	xyz(15.0992, 13.5005, 49.3773)
Luminance	0.1350 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3564BC #BC8D35

analogous

#35A8BC #3564BC #4935BC

triadic

#3564BC #BC3564 #64BC35

tetradic

#3564BC #BC35A8 #BC8D35 #35BC49

square

#3564BC #BC35A8 #BC8D35 #35BC49

split-complementary

#3564BC #BC4935 #A8BC35

monochromatic

#1A315D #284B8C #3564BC #5D85D1 #8DA9DF

Accessibility & contrast

On white

5.68

#3564BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#3564BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3564BC

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3564BC	#FFFFFF	#000000	##FFFFFF
##3564BC	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#366DBF

Deuteranopia (green-blind)

#1661BA

Tritanopia (blue-blind)

#007987

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3564bc;
/* rgb */ color: rgb(53, 100, 188);
/* oklch */ color: oklch(51.8% 0.148 261.6);

Tailwind

colors: {
  custom: {
    50: '#7d8fd1',
    500: '#3564bc',
    950: '#000000',
  },
}

SCSS

$custom: #3564bc;
$custom-light: #7d8fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3564bc",
  "rgb": {
    "r": 53,
    "g": 100,
    "b": 188
  },
  "hsl": {
    "h": 219.111,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.51769,
    "c": 0.14795,
    "h": 261.6
  },
  "luminance": 0.13502
}

Semantic roles & 50–950 ramp

primary

#3564BC

secondary

#C9B184

accent

#AB48DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3564BC

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

Preview Lab → · Contrast checker → · Palette generator →