#5556DC#5556DC

#5556DC is a mid, vivid blue. Relative luminance 0.138; OKLCH L 53.2% C 0.199 H 276.9°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#5556DC
RGB	rgb(85, 86, 220)
HSL	hsl(240, 66%, 60%)
HSV	hsv(240, 61%, 86%)
CMYK	cmyk(61.4%, 60.9%, 0%, 13.7%)
CIE-LAB	lab(43.88, 39.25, -68.80)
CIE-LCH	lch(43.88, 79.21, 299.70°)
OKLab	oklab(53.22% 0.0239 -0.198)
OKLCH	oklch(53.22% 0.199 276.9)
XYZ	xyz(19.9882, 13.7526, 69.2975)
Luminance	0.1375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5556DC #DCDB55

analogous

#5599DC #5556DC #9855DC

triadic

#5556DC #DC5556 #56DC55

tetradic

#5556DC #DC5599 #DCDB55 #55DC98

square

#5556DC #DC5599 #DCDB55 #55DC98

split-complementary

#5556DC #DC9855 #99DC55

monochromatic

#1F2097 #2A2BCA #5556DC #8888E6 #BBBBF1

Accessibility & contrast

On white

5.60

#5556DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#5556DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5556DC

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5556DC	#FFFFFF	#000000	##FFFFFF
##5556DC	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EE0

Deuteranopia (green-blind)

#0062D9

Tritanopia (blue-blind)

#007791

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5556dc;
/* rgb */ color: rgb(85, 86, 220);
/* oklch */ color: oklch(53.2% 0.199 276.9);

Tailwind

colors: {
  custom: {
    50: '#9286e8',
    500: '#5556dc',
    950: '#000000',
  },
}

SCSS

$custom: #5556dc;
$custom-light: #9286e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5556dc",
  "rgb": {
    "r": 85,
    "g": 86,
    "b": 220
  },
  "hsl": {
    "h": 239.556,
    "s": 65.854,
    "l": 59.804
  },
  "oklch": {
    "l": 0.53215,
    "c": 0.19945,
    "h": 276.9
  },
  "luminance": 0.13754
}

Semantic roles & 50–950 ramp

primary

#5556DC

secondary

#E0E0AC

accent

#E83FE9

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5556DC

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

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