#556DE6#556DE6

#556DE6 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 58.1% C 0.184 H 271.1°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#556DE6
RGB	rgb(85, 109, 230)
HSL	hsl(230, 74%, 62%)
HSV	hsv(230, 63%, 90%)
CMYK	cmyk(63%, 52.6%, 0%, 9.8%)
CIE-LAB	lab(50.19, 28.48, -64.21)
CIE-LCH	lch(50.19, 70.25, 293.92°)
OKLab	oklab(58.14% 0.0036 -0.1843)
OKLCH	oklch(58.14% 0.184 271.1)
XYZ	xyz(23.4931, 18.5797, 77.1958)
Luminance	0.1858 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556DE6 #E6CE55

analogous

#55B6E6 #556DE6 #8655E6

triadic

#556DE6 #E6556D #6DE655

tetradic

#556DE6 #E655B6 #E6CE55 #55E686

square

#556DE6 #E655B6 #E6CE55 #55E686

split-complementary

#556DE6 #E68655 #B6E655

monochromatic

#1930A8 #2140DD #556DE6 #8A9BEE #C0C9F6

Accessibility & contrast

On white

4.45

#556DE6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#556DE6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #556DE6

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556DE6	#FFFFFF	#000000	##000000
##556DE6	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E7EEA

Deuteranopia (green-blind)

#0071E4

Tritanopia (blue-blind)

#00899F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #556de6;
/* rgb */ color: rgb(85, 109, 230);
/* oklch */ color: oklch(58.1% 0.184 271.1);

Tailwind

colors: {
  custom: {
    50: '#9396ef',
    500: '#556de6',
    950: '#000000',
  },
}

SCSS

$custom: #556de6;
$custom-light: #9396ef;
$custom-dark: #000000;

JSON

{
  "hex": "#556de6",
  "rgb": {
    "r": 85,
    "g": 109,
    "b": 230
  },
  "hsl": {
    "h": 230.069,
    "s": 74.359,
    "l": 61.765
  },
  "oklch": {
    "l": 0.58142,
    "c": 0.18434,
    "h": 271.1
  },
  "luminance": 0.18582
}

Semantic roles & 50–950 ramp

primary

#556DE6

secondary

#E6DDB1

accent

#B50FD6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #556DE6

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

Preview Lab → · Contrast checker → · Palette generator →