#566EDF#566EDF

#566EDF is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.9% C 0.173 H 271.0°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#566EDF
RGB	rgb(86, 110, 223)
HSL	hsl(229, 68%, 61%)
HSV	hsv(229, 61%, 87%)
CMYK	cmyk(61.4%, 50.7%, 0%, 12.5%)
CIE-LAB	lab(50.04, 25.67, -60.50)
CIE-LCH	lch(50.04, 65.72, 292.99°)
OKLab	oklab(57.9% 0.0031 -0.1733)
OKLCH	oklch(57.9% 0.173 271)
XYZ	xyz(22.7285, 18.4561, 72.1624)
Luminance	0.1846 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566EDF #DFC756

analogous

#56B2DF #566EDF #8256DF

triadic

#566EDF #DF566E #6EDF56

tetradic

#566EDF #DF56B2 #DFC756 #56DF82

square

#566EDF #DF56B2 #DFC756 #56DF82

split-complementary

#566EDF #DF8256 #B2DF56

monochromatic

#1E349D #2745D0 #566EDF #899AE9 #BDC6F2

Accessibility & contrast

On white

4.48

#566EDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#566EDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #566EDF

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566EDF	#FFFFFF	#000000	##000000
##566EDF	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E7DE3

Deuteranopia (green-blind)

#0171DD

Tritanopia (blue-blind)

#00889C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #566edf;
/* rgb */ color: rgb(86, 110, 223);
/* oklch */ color: oklch(57.9% 0.173 271.0);

Tailwind

colors: {
  custom: {
    50: '#9297ea',
    500: '#566edf',
    950: '#000000',
  },
}

SCSS

$custom: #566edf;
$custom-light: #9297ea;
$custom-dark: #000000;

JSON

{
  "hex": "#566edf",
  "rgb": {
    "r": 86,
    "g": 110,
    "b": 223
  },
  "hsl": {
    "h": 229.489,
    "s": 68.159,
    "l": 60.588
  },
  "oklch": {
    "l": 0.579,
    "c": 0.17338,
    "h": 271
  },
  "luminance": 0.18458
}

Semantic roles & 50–950 ramp

primary

#566EDF

secondary

#E2D9AE

accent

#AF15D0

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #566EDF

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

Preview Lab → · Contrast checker → · Palette generator →