#5583DA#5583DA

#5583DA is a mid, vivid blue. Relative luminance 0.232; OKLCH L 61.8% C 0.141 H 262.0°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#5583DA
RGB	rgb(85, 131, 218)
HSL	hsl(219, 64%, 59%)
HSV	hsv(219, 61%, 85%)
CMYK	cmyk(61%, 39.9%, 0%, 14.5%)
CIE-LAB	lab(55.30, 10.93, -49.27)
CIE-LCH	lch(55.30, 50.47, 282.51°)
OKLab	oklab(61.81% -0.0196 -0.1401)
OKLCH	oklch(61.81% 0.141 262)
XYZ	xyz(24.5131, 23.2237, 69.5069)
Luminance	0.2323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5583DA #DAAC55

analogous

#55C6DA #5583DA #6A55DA

triadic

#5583DA #DA5583 #83DA55

tetradic

#5583DA #DA55C6 #DAAC55 #55DA6A

square

#5583DA #DA55C6 #DAAC55 #55DA6A

split-complementary

#5583DA #DA6A55 #C6DA55

monochromatic

#204894 #2B61C7 #5583DA #87A8E5 #BACCF0

Accessibility & contrast

On white

3.72

#5583DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#5583DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5583DA

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5583DA	#FFFFFF	#000000	##000000
##5583DA	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D8BDD

Deuteranopia (green-blind)

#4A7FD8

Tritanopia (blue-blind)

#0097A4

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #5583da;
/* rgb */ color: rgb(85, 131, 218);
/* oklch */ color: oklch(61.8% 0.141 262.0);

Tailwind

colors: {
  custom: {
    50: '#90a6e6',
    500: '#5583da',
    950: '#000000',
  },
}

SCSS

$custom: #5583da;
$custom-light: #90a6e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5583da",
  "rgb": {
    "r": 85,
    "g": 131,
    "b": 218
  },
  "hsl": {
    "h": 219.248,
    "s": 64.251,
    "l": 59.412
  },
  "oklch": {
    "l": 0.61814,
    "c": 0.14148,
    "h": 262
  },
  "luminance": 0.23226
}

Semantic roles & 50–950 ramp

primary

#5583DA

secondary

#DFCDAB

accent

#AE41E7

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5583DA

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

Preview Lab → · Contrast checker → · Palette generator →