#556DEC#556DEC

#556DEC is a mid, vivid blue. Relative luminance 0.189; OKLCH L 58.6% C 0.192 H 271.2°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#556DEC
RGB	rgb(85, 109, 236)
HSL	hsl(230, 80%, 63%)
HSV	hsv(230, 64%, 93%)
CMYK	cmyk(64%, 53.8%, 0%, 7.5%)
CIE-LAB	lab(50.60, 30.51, -66.93)
CIE-LCH	lch(50.60, 73.55, 294.50°)
OKLab	oklab(58.58% 0.004 -0.1923)
OKLCH	oklch(58.58% 0.192 271.2)
XYZ	xyz(24.3502, 18.9225, 81.7098)
Luminance	0.1893 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556DEC #ECD455

analogous

#55B8EC #556DEC #8955EC

triadic

#556DEC #EC556D #6DEC55

tetradic

#556DEC #EC55B8 #ECD455 #55EC89

square

#556DEC #EC55B8 #ECD455 #55EC89

split-complementary

#556DEC #EC8955 #B8EC55

monochromatic

#142DB3 #1E3EE6 #556DEC #8C9CF2 #C3CCF8

Accessibility & contrast

On white

4.39

#556DEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#556DEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #556DEC

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556DEC	#FFFFFF	#000000	##000000
##556DEC	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A7FF0

Deuteranopia (green-blind)

#0072E9

Tritanopia (blue-blind)

#008BA2

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #556dec;
/* rgb */ color: rgb(85, 109, 236);
/* oklch */ color: oklch(58.6% 0.192 271.2);

Tailwind

colors: {
  custom: {
    50: '#9496f3',
    500: '#556dec',
    950: '#000000',
  },
}

SCSS

$custom: #556dec;
$custom-light: #9496f3;
$custom-dark: #000000;

JSON

{
  "hex": "#556dec",
  "rgb": {
    "r": 85,
    "g": 109,
    "b": 236
  },
  "hsl": {
    "h": 230.464,
    "s": 79.894,
    "l": 62.941
  },
  "oklch": {
    "l": 0.58575,
    "c": 0.19232,
    "h": 271.2
  },
  "luminance": 0.18925
}

Semantic roles & 50–950 ramp

primary

#556DEC

secondary

#EAE1B3

accent

#BB09DC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #556DEC

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

Preview Lab → · Contrast checker → · Palette generator →