#5578F2#5578F2

#5578F2 is a mid, vivid blue. Relative luminance 0.218; OKLCH L 61.1% C 0.187 H 268.4°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#5578F2
RGB	rgb(85, 120, 242)
HSL	hsl(227, 86%, 64%)
HSV	hsv(227, 65%, 95%)
CMYK	cmyk(64.9%, 50.4%, 0%, 5.1%)
CIE-LAB	lab(53.78, 25.78, -65.12)
CIE-LCH	lch(53.78, 70.04, 291.60°)
OKLab	oklab(61.11% -0.0053 -0.1868)
OKLCH	oklch(61.11% 0.187 268.4)
XYZ	xyz(26.4843, 21.7726, 86.7940)
Luminance	0.2177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5578F2 #F2CF55

analogous

#55C7F2 #5578F2 #8155F2

triadic

#5578F2 #F25578 #78F255

tetradic

#5578F2 #F255C7 #F2CF55 #55F281

square

#5578F2 #F255C7 #F2CF55 #55F281

split-complementary

#5578F2 #F28155 #C7F255

monochromatic

#0F36BE #1C4BEE #5578F2 #8EA5F6 #C7D2FB

Accessibility & contrast

On white

3.92

#5578F2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#5578F2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5578F2

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5578F2	#FFFFFF	#000000	##000000
##5578F2	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3088F6

Deuteranopia (green-blind)

#007AF0

Tritanopia (blue-blind)

#0095AA

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #5578f2;
/* rgb */ color: rgb(85, 120, 242);
/* oklch */ color: oklch(61.1% 0.187 268.4);

Tailwind

colors: {
  custom: {
    50: '#949ef7',
    500: '#5578f2',
    950: '#000000',
  },
}

SCSS

$custom: #5578f2;
$custom-light: #949ef7;
$custom-dark: #000000;

JSON

{
  "hex": "#5578f2",
  "rgb": {
    "r": 85,
    "g": 120,
    "b": 242
  },
  "hsl": {
    "h": 226.624,
    "s": 85.792,
    "l": 64.118
  },
  "oklch": {
    "l": 0.61107,
    "c": 0.18692,
    "h": 268.4
  },
  "luminance": 0.21775
}

Semantic roles & 50–950 ramp

primary

#5578F2

secondary

#EDE1B6

accent

#B103E2

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5578F2

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

Preview Lab → · Contrast checker → · Palette generator →