#556EE8#556EE8

#556EE8 is a mid, vivid blue. Relative luminance 0.189; OKLCH L 58.5% C 0.186 H 270.9°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#556EE8
RGB	rgb(85, 110, 232)
HSL	hsl(230, 76%, 62%)
HSV	hsv(230, 63%, 91%)
CMYK	cmyk(63.4%, 52.6%, 0%, 9%)
CIE-LAB	lab(50.58, 28.54, -64.71)
CIE-LCH	lch(50.58, 70.72, 293.80°)
OKLab	oklab(58.48% 0.0028 -0.1858)
OKLCH	oklch(58.48% 0.186 270.9)
XYZ	xyz(23.8828, 18.9073, 78.7192)
Luminance	0.1891 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556EE8 #E8CF55

analogous

#55B8E8 #556EE8 #8655E8

triadic

#556EE8 #E8556E #6EE855

tetradic

#556EE8 #E855B8 #E8CF55 #55E886

square

#556EE8 #E855B8 #E8CF55 #55E886

split-complementary

#556EE8 #E88655 #B8E855

monochromatic

#1730AB #1F40E1 #556EE8 #8B9CEF #C1CAF7

Accessibility & contrast

On white

4.39

#556EE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#556EE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #556EE8

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556EE8	#FFFFFF	#000000	##000000
##556EE8	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E7FEC

Deuteranopia (green-blind)

#0072E6

Tritanopia (blue-blind)

#008BA0

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #556ee8;
/* rgb */ color: rgb(85, 110, 232);
/* oklch */ color: oklch(58.5% 0.186 270.9);

Tailwind

colors: {
  custom: {
    50: '#9397f0',
    500: '#556ee8',
    950: '#000000',
  },
}

SCSS

$custom: #556ee8;
$custom-light: #9397f0;
$custom-dark: #000000;

JSON

{
  "hex": "#556ee8",
  "rgb": {
    "r": 85,
    "g": 110,
    "b": 232
  },
  "hsl": {
    "h": 229.796,
    "s": 76.166,
    "l": 62.157
  },
  "oklch": {
    "l": 0.58476,
    "c": 0.18578,
    "h": 270.9
  },
  "luminance": 0.18909
}

Semantic roles & 50–950 ramp

primary

#556EE8

secondary

#E7DEB1

accent

#B60DD8

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #556EE8

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

Preview Lab → · Contrast checker → · Palette generator →