#5583E8#5583E8

#5583E8 is a light, vivid blue. Relative luminance 0.240; OKLCH L 62.7% C 0.160 H 263.9°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#5583E8
RGB	rgb(85, 131, 232)
HSL	hsl(221, 76%, 62%)
HSV	hsv(221, 63%, 91%)
CMYK	cmyk(63.4%, 43.5%, 0%, 9%)
CIE-LAB	lab(56.08, 15.66, -55.88)
CIE-LCH	lch(56.08, 58.03, 285.65°)
OKLab	oklab(62.66% -0.0169 -0.1595)
OKLCH	oklch(62.66% 0.16 263.9)
XYZ	xyz(26.4230, 23.9876, 79.5659)
Luminance	0.2399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5583E8 #E8BA55

analogous

#55CDE8 #5583E8 #7055E8

triadic

#5583E8 #E85583 #83E855

tetradic

#5583E8 #E855CD #E8BA55 #55E870

square

#5583E8 #E855CD #E8BA55 #55E870

split-complementary

#5583E8 #E87055 #CDE855

monochromatic

#1746AB #1F5CE1 #5583E8 #8BAAEF #C1D2F7

Accessibility & contrast

On white

3.62

#5583E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#5583E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5583E8

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5583E8	#FFFFFF	#000000	##000000
##5583E8	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#538EEC

Deuteranopia (green-blind)

#3C80E6

Tritanopia (blue-blind)

#009AAA

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #5583e8;
/* rgb */ color: rgb(85, 131, 232);
/* oklch */ color: oklch(62.7% 0.160 263.9);

Tailwind

colors: {
  custom: {
    50: '#92a6f0',
    500: '#5583e8',
    950: '#000000',
  },
}

SCSS

$custom: #5583e8;
$custom-light: #92a6f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5583e8",
  "rgb": {
    "r": 85,
    "g": 131,
    "b": 232
  },
  "hsl": {
    "h": 221.224,
    "s": 76.166,
    "l": 62.157
  },
  "oklch": {
    "l": 0.62661,
    "c": 0.16039,
    "h": 263.9
  },
  "luminance": 0.2399
}

Semantic roles & 50–950 ramp

primary

#5583E8

secondary

#E7D6B1

accent

#990DD8

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5583E8

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

Preview Lab → · Contrast checker → · Palette generator →