#5556E7#5556E7

#5556E7 is a mid, highly saturated blue. Relative luminance 0.144; OKLCH L 54.1% C 0.213 H 276.3°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#5556E7
RGB	rgb(85, 86, 231)
HSL	hsl(240, 75%, 62%)
HSV	hsv(240, 63%, 91%)
CMYK	cmyk(63.2%, 62.8%, 0%, 9.4%)
CIE-LAB	lab(44.74, 42.82, -73.64)
CIE-LCH	lch(44.74, 85.18, 300.18°)
OKLab	oklab(54.12% 0.0233 -0.2122)
OKLCH	oklch(54.12% 0.213 276.3)
XYZ	xyz(21.4932, 14.3546, 77.2239)
Luminance	0.1436 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5556E7 #E7E655

analogous

#559FE7 #5556E7 #9D55E7

triadic

#5556E7 #E75556 #56E755

tetradic

#5556E7 #E7559F #E7E655 #55E79D

square

#5556E7 #E7559F #E7E655 #55E79D

split-complementary

#5556E7 #E79D55 #9FE755

monochromatic

#1819AA #2021DF #5556E7 #8B8BEF #C0C1F6

Accessibility & contrast

On white

5.42

#5556E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#5556E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5556E7

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5556E7	#FFFFFF	#000000	##FFFFFF
##5556E7	1.00	5.42	3.87	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070EC

Deuteranopia (green-blind)

#0063E4

Tritanopia (blue-blind)

#007B97

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5556e7;
/* rgb */ color: rgb(85, 86, 231);
/* oklch */ color: oklch(54.1% 0.213 276.3);

Tailwind

colors: {
  custom: {
    50: '#9486f0',
    500: '#5556e7',
    950: '#000000',
  },
}

SCSS

$custom: #5556e7;
$custom-light: #9486f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5556e7",
  "rgb": {
    "r": 85,
    "g": 86,
    "b": 231
  },
  "hsl": {
    "h": 239.589,
    "s": 75.258,
    "l": 61.961
  },
  "oklch": {
    "l": 0.54115,
    "c": 0.21349,
    "h": 276.3
  },
  "luminance": 0.14356
}

Semantic roles & 50–950 ramp

primary

#5556E7

secondary

#E7E6B1

accent

#D60ED7

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0B17

muted

#7E7C85

Preview Lab

Preview with #5556E7

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

Preview Lab → · Contrast checker → · Palette generator →