#556EDC#556EDC

#556EDC is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.6% C 0.170 H 270.6°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#556EDC
RGB	rgb(85, 110, 220)
HSL	hsl(229, 66%, 60%)
HSV	hsv(229, 61%, 86%)
CMYK	cmyk(61.4%, 50%, 0%, 13.7%)
CIE-LAB	lab(49.80, 24.49, -59.21)
CIE-LCH	lch(49.80, 64.07, 292.47°)
OKLab	oklab(57.64% 0.0018 -0.1696)
OKLCH	oklch(57.64% 0.17 270.6)
XYZ	xyz(22.2362, 18.2486, 70.0468)
Luminance	0.1825 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556EDC #DCC355

analogous

#55B2DC #556EDC #8055DC

triadic

#556EDC #DC556E #6EDC55

tetradic

#556EDC #DC55B2 #DCC355 #55DC80

square

#556EDC #DC55B2 #DCC355 #55DC80

split-complementary

#556EDC #DC8055 #B2DC55

monochromatic

#1F3597 #2A47CA #556EDC #8899E6 #BBC5F1

Accessibility & contrast

On white

4.52

#556EDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#556EDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #556EDC

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556EDC	#FFFFFF	#000000	##000000
##556EDC	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#327DE0

Deuteranopia (green-blind)

#0E71DA

Tritanopia (blue-blind)

#00879B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #556edc;
/* rgb */ color: rgb(85, 110, 220);
/* oklch */ color: oklch(57.6% 0.170 270.6);

Tailwind

colors: {
  custom: {
    50: '#9197e7',
    500: '#556edc',
    950: '#000000',
  },
}

SCSS

$custom: #556edc;
$custom-light: #9197e7;
$custom-dark: #000000;

JSON

{
  "hex": "#556edc",
  "rgb": {
    "r": 85,
    "g": 110,
    "b": 220
  },
  "hsl": {
    "h": 228.889,
    "s": 65.854,
    "l": 59.804
  },
  "oklch": {
    "l": 0.57636,
    "c": 0.16958,
    "h": 270.6
  },
  "luminance": 0.1825
}

Semantic roles & 50–950 ramp

primary

#556EDC

secondary

#E0D7AC

accent

#C93FE9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #556EDC

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

Preview Lab → · Contrast checker → · Palette generator →