#556ADC#556ADC

#556ADC is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.9% C 0.175 H 271.9°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#556ADC
RGB	rgb(85, 106, 220)
HSL	hsl(231, 66%, 60%)
HSV	hsv(231, 61%, 86%)
CMYK	cmyk(61.4%, 51.8%, 0%, 13.7%)
CIE-LAB	lab(48.77, 26.96, -60.87)
CIE-LCH	lch(48.77, 66.58, 293.89°)
OKLab	oklab(56.86% 0.0057 -0.1745)
OKLCH	oklch(56.86% 0.175 271.9)
XYZ	xyz(21.8143, 17.4049, 69.9062)
Luminance	0.1741 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556ADC #DCC755

analogous

#55ADDC #556ADC #8455DC

triadic

#556ADC #DC556A #6ADC55

tetradic

#556ADC #DC55AD #DCC755 #55DC84

square

#556ADC #DC55AD #DCC755 #55DC84

split-complementary

#556ADC #DC8455 #ADDC55

monochromatic

#1F3297 #2A43CA #556ADC #8896E6 #BBC3F1

Accessibility & contrast

On white

4.69

#556ADC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#556ADC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556ADC

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556ADC	#FFFFFF	#000000	##FFFFFF
##556ADC	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#257AE0

Deuteranopia (green-blind)

#006EDA

Tritanopia (blue-blind)

#008599

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #556adc;
/* rgb */ color: rgb(85, 106, 220);
/* oklch */ color: oklch(56.9% 0.175 271.9);

Tailwind

colors: {
  custom: {
    50: '#9194e8',
    500: '#556adc',
    950: '#000000',
  },
}

SCSS

$custom: #556adc;
$custom-light: #9194e8;
$custom-dark: #000000;

JSON

{
  "hex": "#556adc",
  "rgb": {
    "r": 85,
    "g": 106,
    "b": 220
  },
  "hsl": {
    "h": 230.667,
    "s": 65.854,
    "l": 59.804
  },
  "oklch": {
    "l": 0.56857,
    "c": 0.17459,
    "h": 271.9
  },
  "luminance": 0.17407
}

Semantic roles & 50–950 ramp

primary

#556ADC

secondary

#E0D8AC

accent

#CE3FE9

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #556ADC

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

Preview Lab → · Contrast checker → · Palette generator →