#5578FF#5578FF

#5578FF is a light, highly saturated blue. Relative luminance 0.226; OKLCH L 62.0% C 0.204 H 268.8°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#5578FF
RGB	rgb(85, 120, 255)
HSL	hsl(228, 100%, 67%)
HSV	hsv(228, 67%, 100%)
CMYK	cmyk(66.7%, 52.9%, 0%, 0%)
CIE-LAB	lab(54.64, 30.21, -70.95)
CIE-LCH	lch(54.64, 77.11, 293.07°)
OKLab	oklab(62.02% -0.0043 -0.204)
OKLCH	oklch(62.02% 0.204 268.8)
XYZ	xyz(28.5066, 22.5815, 97.4447)
Luminance	0.2258 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5578FF #FFDC55

analogous

#55CDFF #5578FF #8755FF

triadic

#5578FF #FF5578 #78FF55

tetradic

#5578FF #FF55CD #FFDC55 #55FF87

square

#5578FF #FF55CD #FFDC55 #55FF87

split-complementary

#5578FF #FF8755 #CDFF55

monochromatic

#002DDA #1847FF #5578FF #92A9FF #CFD9FF

Accessibility & contrast

On white

3.81

#5578FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#5578FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5578FF

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5578FF	#FFFFFF	#000000	##000000
##5578FF	1.00	3.81	5.52	5.52
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#138BFF

Deuteranopia (green-blind)

#007BFC

Tritanopia (blue-blind)

#0098B0

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5578ff;
/* rgb */ color: rgb(85, 120, 255);
/* oklch */ color: oklch(62.0% 0.204 268.8);

Tailwind

colors: {
  custom: {
    50: '#969eff',
    500: '#5578ff',
    950: '#000000',
  },
}

SCSS

$custom: #5578ff;
$custom-light: #969eff;
$custom-dark: #000000;

JSON

{
  "hex": "#5578ff",
  "rgb": {
    "r": 85,
    "g": 120,
    "b": 255
  },
  "hsl": {
    "h": 227.647,
    "s": 100,
    "l": 66.667
  },
  "oklch": {
    "l": 0.62024,
    "c": 0.20402,
    "h": 268.8
  },
  "luminance": 0.22584
}

Semantic roles & 50–950 ramp

primary

#5578FF

secondary

#F3E8BD

accent

#B600E6

background

#FAF9FF

surface

#F3F2FF

border

#CDCCD7

text

#0F0E18

muted

#7F7E86

Preview Lab

Preview with #5578FF

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

Preview Lab → · Contrast checker → · Palette generator →