#5583ED#5583ED

#5583ED is a light, vivid blue. Relative luminance 0.243; OKLCH L 63.0% C 0.167 H 264.5°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#5583ED
RGB	rgb(85, 131, 237)
HSL	hsl(222, 81%, 63%)
HSV	hsv(222, 64%, 93%)
CMYK	cmyk(64.1%, 44.7%, 0%, 7.1%)
CIE-LAB	lab(56.36, 17.36, -58.20)
CIE-LCH	lch(56.36, 60.73, 286.61°)
OKLab	oklab(62.98% -0.0161 -0.1663)
OKLCH	oklch(62.98% 0.167 264.5)
XYZ	xyz(27.1434, 24.2758, 83.3596)
Luminance	0.2428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5583ED #EDBF55

analogous

#55CFED #5583ED #7355ED

triadic

#5583ED #ED5583 #83ED55

tetradic

#5583ED #ED55CF #EDBF55 #55ED73

square

#5583ED #ED55CF #EDBF55 #55ED73

split-complementary

#5583ED #ED7355 #CFED55

monochromatic

#1344B4 #1E5BE7 #5583ED #8CABF3 #C4D4F9

Accessibility & contrast

On white

3.59

#5583ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#5583ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5583ED

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5583ED	#FFFFFF	#000000	##000000
##5583ED	1.00	3.59	5.86	5.86
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508FF1

Deuteranopia (green-blind)

#3581EB

Tritanopia (blue-blind)

#009BAC

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5583ed;
/* rgb */ color: rgb(85, 131, 237);
/* oklch */ color: oklch(63.0% 0.167 264.5);

Tailwind

colors: {
  custom: {
    50: '#93a6f3',
    500: '#5583ed',
    950: '#000000',
  },
}

SCSS

$custom: #5583ed;
$custom-light: #93a6f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5583ed",
  "rgb": {
    "r": 85,
    "g": 131,
    "b": 237
  },
  "hsl": {
    "h": 221.842,
    "s": 80.851,
    "l": 63.137
  },
  "oklch": {
    "l": 0.62975,
    "c": 0.1671,
    "h": 264.5
  },
  "luminance": 0.24278
}

Semantic roles & 50–950 ramp

primary

#5583ED

secondary

#EADAB4

accent

#9D08DD

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5583ED

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

Preview Lab → · Contrast checker → · Palette generator →