#556FE2#556FE2

#556FE2 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.2% C 0.176 H 270.5°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#556FE2
RGB	rgb(85, 111, 226)
HSL	hsl(229, 71%, 61%)
HSV	hsv(229, 62%, 89%)
CMYK	cmyk(62.4%, 50.9%, 0%, 11.4%)
CIE-LAB	lab(50.44, 25.89, -61.56)
CIE-LCH	lch(50.44, 66.78, 292.81°)
OKLab	oklab(58.25% 0.0014 -0.1765)
OKLCH	oklch(58.25% 0.176 270.5)
XYZ	xyz(23.1536, 18.7892, 74.3433)
Luminance	0.1879 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556FE2 #E2C855

analogous

#55B5E2 #556FE2 #8155E2

triadic

#556FE2 #E2556F #6FE255

tetradic

#556FE2 #E255B5 #E2C855 #55E281

square

#556FE2 #E255B5 #E2C855 #55E281

split-complementary

#556FE2 #E28155 #B5E255

monochromatic

#1B34A1 #2445D5 #556FE2 #899BEB #BEC8F4

Accessibility & contrast

On white

4.41

#556FE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#556FE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #556FE2

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556FE2	#FFFFFF	#000000	##000000
##556FE2	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C7FE6

Deuteranopia (green-blind)

#0072E0

Tritanopia (blue-blind)

#008A9E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #556fe2;
/* rgb */ color: rgb(85, 111, 226);
/* oklch */ color: oklch(58.2% 0.176 270.5);

Tailwind

colors: {
  custom: {
    50: '#9298ec',
    500: '#556fe2',
    950: '#000000',
  },
}

SCSS

$custom: #556fe2;
$custom-light: #9298ec;
$custom-dark: #000000;

JSON

{
  "hex": "#556fe2",
  "rgb": {
    "r": 85,
    "g": 111,
    "b": 226
  },
  "hsl": {
    "h": 228.936,
    "s": 70.854,
    "l": 60.98
  },
  "oklch": {
    "l": 0.58246,
    "c": 0.17649,
    "h": 270.5
  },
  "luminance": 0.18791
}

Semantic roles & 50–950 ramp

primary

#556FE2

secondary

#E4DAAF

accent

#AF13D3

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #556FE2

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

Preview Lab → · Contrast checker → · Palette generator →