#5583E5#5583E5

#5583E5 is a light, vivid blue. Relative luminance 0.238; OKLCH L 62.5% C 0.156 H 263.6°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#5583E5
RGB	rgb(85, 131, 229)
HSL	hsl(221, 73%, 62%)
HSV	hsv(221, 63%, 90%)
CMYK	cmyk(62.9%, 42.8%, 0%, 10.2%)
CIE-LAB	lab(55.91, 14.64, -54.47)
CIE-LCH	lch(55.91, 56.41, 285.04°)
OKLab	oklab(62.48% -0.0175 -0.1554)
OKLCH	oklch(62.48% 0.156 263.6)
XYZ	xyz(26.0005, 23.8187, 77.3408)
Luminance	0.2382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5583E5 #E5B755

analogous

#55CBE5 #5583E5 #6F55E5

triadic

#5583E5 #E55583 #83E555

tetradic

#5583E5 #E555CB #E5B755 #55E56F

square

#5583E5 #E555CB #E5B755 #55E56F

split-complementary

#5583E5 #E56F55 #CBE555

monochromatic

#1946A6 #225DDB #5583E5 #8AAAED #BFD0F5

Accessibility & contrast

On white

3.64

#5583E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#5583E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5583E5

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5583E5	#FFFFFF	#000000	##000000
##5583E5	1.00	3.64	5.76	5.76
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#568DE9

Deuteranopia (green-blind)

#3F80E3

Tritanopia (blue-blind)

#0099A9

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #5583e5;
/* rgb */ color: rgb(85, 131, 229);
/* oklch */ color: oklch(62.5% 0.156 263.6);

Tailwind

colors: {
  custom: {
    50: '#92a6ee',
    500: '#5583e5',
    950: '#000000',
  },
}

SCSS

$custom: #5583e5;
$custom-light: #92a6ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5583e5",
  "rgb": {
    "r": 85,
    "g": 131,
    "b": 229
  },
  "hsl": {
    "h": 220.833,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.62476,
    "c": 0.15635,
    "h": 263.6
  },
  "luminance": 0.23821
}

Semantic roles & 50–950 ramp

primary

#5583E5

secondary

#E6D5B0

accent

#9610D6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5583E5

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

Preview Lab → · Contrast checker → · Palette generator →