#565CB0#565CB0

#565CB0 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.2% C 0.131 H 277.6°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#565CB0
RGB	rgb(86, 92, 176)
HSL	hsl(236, 36%, 51%)
HSV	hsv(236, 51%, 69%)
CMYK	cmyk(51.1%, 47.7%, 0%, 31%)
CIE-LAB	lab(42.41, 21.40, -45.70)
CIE-LCH	lch(42.41, 50.46, 295.09°)
OKLab	oklab(51.18% 0.0174 -0.13)
OKLCH	oklch(51.18% 0.131 277.6)
XYZ	xyz(15.4989, 12.7664, 42.7133)
Luminance	0.1277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#565CB0 #B0AA56

analogous

#5689B0 #565CB0 #7D56B0

triadic

#565CB0 #B0565C #5CB056

tetradic

#565CB0 #B05689 #B0AA56 #56B07D

square

#565CB0 #B05689 #B0AA56 #56B07D

split-complementary

#565CB0 #B07D56 #89B056

monochromatic

#2C305F #404589 #565CB0 #8084C3 #A9ACD7

Accessibility & contrast

On white

5.91

#565CB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#565CB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #565CB0

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##565CB0	#FFFFFF	#000000	##FFFFFF
##565CB0	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3768B3

Deuteranopia (green-blind)

#2E61AE

Tritanopia (blue-blind)

#316E7D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #565cb0;
/* rgb */ color: rgb(86, 92, 176);
/* oklch */ color: oklch(51.2% 0.131 277.6);

Tailwind

colors: {
  custom: {
    50: '#8c8ac8',
    500: '#565cb0',
    950: '#000000',
  },
}

SCSS

$custom: #565cb0;
$custom-light: #8c8ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#565cb0",
  "rgb": {
    "r": 86,
    "g": 92,
    "b": 176
  },
  "hsl": {
    "h": 236,
    "s": 36.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.51179,
    "c": 0.13118,
    "h": 277.6
  },
  "luminance": 0.12767
}

Semantic roles & 50–950 ramp

primary

#565CB0

secondary

#C5C29D

accent

#C55CCC

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #565CB0

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

Preview Lab → · Contrast checker → · Palette generator →