#556EC8#556EC8

#556EC8 is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.3% C 0.142 H 269.7°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#556EC8
RGB	rgb(85, 110, 200)
HSL	hsl(227, 51%, 56%)
HSV	hsv(227, 58%, 78%)
CMYK	cmyk(57.5%, 45%, 0%, 21.6%)
CIE-LAB	lab(48.58, 17.78, -49.78)
CIE-LCH	lch(48.58, 52.86, 289.65°)
OKLab	oklab(56.31% -0.0007 -0.1418)
OKLCH	oklch(56.31% 0.142 269.7)
XYZ	xyz(19.7441, 17.2518, 56.9219)
Luminance	0.1725 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556EC8 #C8AF55

analogous

#55A7C8 #556EC8 #7555C8

triadic

#556EC8 #C8556E #6EC855

tetradic

#556EC8 #C855A7 #C8AF55 #55C875

square

#556EC8 #C855A7 #C8AF55 #55C875

split-complementary

#556EC8 #C87555 #A7C855

monochromatic

#283A7B #3750A9 #556EC8 #8395D7 #B1BDE6

Accessibility & contrast

On white

4.72

#556EC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#556EC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556EC8

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556EC8	#FFFFFF	#000000	##FFFFFF
##556EC8	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4579CB

Deuteranopia (green-blind)

#356FC6

Tritanopia (blue-blind)

#008291

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #556ec8;
/* rgb */ color: rgb(85, 110, 200);
/* oklch */ color: oklch(56.3% 0.142 269.7);

Tailwind

colors: {
  custom: {
    50: '#8e97d9',
    500: '#556ec8',
    950: '#000000',
  },
}

SCSS

$custom: #556ec8;
$custom-light: #8e97d9;
$custom-dark: #000000;

JSON

{
  "hex": "#556ec8",
  "rgb": {
    "r": 85,
    "g": 110,
    "b": 200
  },
  "hsl": {
    "h": 226.957,
    "s": 51.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.56314,
    "c": 0.14184,
    "h": 269.7
  },
  "luminance": 0.17253
}

Semantic roles & 50–950 ramp

primary

#556EC8

secondary

#D4CAA5

accent

#BC4DDB

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #556EC8

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

Preview Lab → · Contrast checker → · Palette generator →