#566BDA#566BDA

#566BDA is a mid, vivid blue. Relative luminance 0.176; OKLCH L 57.0% C 0.170 H 271.9°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#566BDA
RGB	rgb(86, 107, 218)
HSL	hsl(230, 64%, 60%)
HSV	hsv(230, 61%, 85%)
CMYK	cmyk(60.6%, 50.9%, 0%, 14.5%)
CIE-LAB	lab(48.95, 25.85, -59.44)
CIE-LCH	lch(48.95, 64.81, 293.50°)
OKLab	oklab(56.97% 0.0056 -0.1703)
OKLCH	oklch(56.97% 0.17 271.9)
XYZ	xyz(21.7461, 17.5540, 68.5584)
Luminance	0.1756 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566BDA #DAC556

analogous

#56ADDA #566BDA #8356DA

triadic

#566BDA #DA566B #6BDA56

tetradic

#566BDA #DA56AD #DAC556 #56DA83

square

#566BDA #DA56AD #DAC556 #56DA83

split-complementary

#566BDA #DA8356 #ADDA56

monochromatic

#213395 #2C44C7 #566BDA #8897E5 #BAC3F0

Accessibility & contrast

On white

4.66

#566BDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#566BDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #566BDA

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566BDA	#FFFFFF	#000000	##FFFFFF
##566BDA	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C7ADE

Deuteranopia (green-blind)

#036FD8

Tritanopia (blue-blind)

#008598

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #566bda;
/* rgb */ color: rgb(86, 107, 218);
/* oklch */ color: oklch(57.0% 0.170 271.9);

Tailwind

colors: {
  custom: {
    50: '#9195e6',
    500: '#566bda',
    950: '#000000',
  },
}

SCSS

$custom: #566bda;
$custom-light: #9195e6;
$custom-dark: #000000;

JSON

{
  "hex": "#566bda",
  "rgb": {
    "r": 86,
    "g": 107,
    "b": 218
  },
  "hsl": {
    "h": 230.455,
    "s": 64.078,
    "l": 59.608
  },
  "oklch": {
    "l": 0.5697,
    "c": 0.17034,
    "h": 271.9
  },
  "luminance": 0.17556
}

Semantic roles & 50–950 ramp

primary

#566BDA

secondary

#E0D7AC

accent

#CD41E7

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #566BDA

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

Preview Lab → · Contrast checker → · Palette generator →