#5583E1#5583E1

#5583E1 is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.2% C 0.151 H 263.1°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#5583E1
RGB	rgb(85, 131, 225)
HSL	hsl(220, 70%, 61%)
HSV	hsv(220, 62%, 88%)
CMYK	cmyk(62.2%, 41.8%, 0%, 11.8%)
CIE-LAB	lab(55.68, 13.29, -52.59)
CIE-LCH	lch(55.68, 54.24, 284.18°)
OKLab	oklab(62.23% -0.0182 -0.1498)
OKLCH	oklch(62.23% 0.151 263.1)
XYZ	xyz(25.4485, 23.5978, 74.4333)
Luminance	0.2360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5583E1 #E1B355

analogous

#55C9E1 #5583E1 #6D55E1

triadic

#5583E1 #E15583 #83E155

tetradic

#5583E1 #E155C9 #E1B355 #55E16D

square

#5583E1 #E155C9 #E1B355 #55E16D

split-complementary

#5583E1 #E16D55 #C9E155

monochromatic

#1C479F #255FD3 #5583E1 #89A9EA #BDCFF3

Accessibility & contrast

On white

3.67

#5583E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#5583E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5583E1

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5583E1	#FFFFFF	#000000	##000000
##5583E1	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#588CE5

Deuteranopia (green-blind)

#447FDF

Tritanopia (blue-blind)

#0098A7

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5583e1;
/* rgb */ color: rgb(85, 131, 225);
/* oklch */ color: oklch(62.2% 0.151 263.1);

Tailwind

colors: {
  custom: {
    50: '#91a6eb',
    500: '#5583e1',
    950: '#000000',
  },
}

SCSS

$custom: #5583e1;
$custom-light: #91a6eb;
$custom-dark: #000000;

JSON

{
  "hex": "#5583e1",
  "rgb": {
    "r": 85,
    "g": 131,
    "b": 225
  },
  "hsl": {
    "h": 220.286,
    "s": 70,
    "l": 60.784
  },
  "oklch": {
    "l": 0.62232,
    "c": 0.15095,
    "h": 263.1
  },
  "luminance": 0.236
}

Semantic roles & 50–950 ramp

primary

#5583E1

secondary

#E3D2AE

accent

#9314D2

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5583E1

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

Preview Lab → · Contrast checker → · Palette generator →