#566ACE#566ACE

#566ACE is a mid, vivid blue. Relative luminance 0.167; OKLCH L 56.0% C 0.155 H 272.0°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#566ACE
RGB	rgb(86, 106, 206)
HSL	hsl(230, 55%, 57%)
HSV	hsv(230, 58%, 81%)
CMYK	cmyk(58.3%, 48.5%, 0%, 19.2%)
CIE-LAB	lab(47.93, 22.46, -54.24)
CIE-LCH	lch(47.93, 58.71, 292.49°)
OKLab	oklab(55.96% 0.0054 -0.155)
OKLCH	oklch(55.96% 0.155 272)
XYZ	xyz(20.1287, 16.7412, 60.5512)
Luminance	0.1674 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#566ACE #CEBA56

analogous

#56A6CE #566ACE #7E56CE

triadic

#566ACE #CE566A #6ACE56

tetradic

#566ACE #CE56A6 #CEBA56 #56CE7E

square

#566ACE #CE56A6 #CEBA56 #56CE7E

split-complementary

#566ACE #CE7E56 #A6CE56

monochromatic

#263683 #3449B3 #566ACE #8594DC #B5BEEA

Accessibility & contrast

On white

4.83

#566ACE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#566ACE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #566ACE

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##566ACE	#FFFFFF	#000000	##FFFFFF
##566ACE	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3877D2

Deuteranopia (green-blind)

#246DCC

Tritanopia (blue-blind)

#008192

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #566ace;
/* rgb */ color: rgb(86, 106, 206);
/* oklch */ color: oklch(56.0% 0.155 272.0);

Tailwind

colors: {
  custom: {
    50: '#8f94dd',
    500: '#566ace',
    950: '#000000',
  },
}

SCSS

$custom: #566ace;
$custom-light: #8f94dd;
$custom-dark: #000000;

JSON

{
  "hex": "#566ace",
  "rgb": {
    "r": 86,
    "g": 106,
    "b": 206
  },
  "hsl": {
    "h": 230,
    "s": 55.046,
    "l": 57.255
  },
  "oklch": {
    "l": 0.55956,
    "c": 0.15507,
    "h": 272
  },
  "luminance": 0.16743
}

Semantic roles & 50–950 ramp

primary

#566ACE

secondary

#D8D0A8

accent

#C649DE

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #566ACE

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

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