#5580E2#5580E2

#5580E2 is a mid, vivid blue. Relative luminance 0.229; OKLCH L 61.7% C 0.156 H 264.5°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#5580E2
RGB	rgb(85, 128, 226)
HSL	hsl(222, 71%, 61%)
HSV	hsv(222, 62%, 89%)
CMYK	cmyk(62.4%, 43.4%, 0%, 11.4%)
CIE-LAB	lab(54.93, 15.44, -54.36)
CIE-LCH	lch(54.93, 56.51, 285.86°)
OKLab	oklab(61.67% -0.015 -0.1551)
OKLCH	oklch(61.67% 0.156 264.5)
XYZ	xyz(25.1882, 22.8584, 75.0215)
Luminance	0.2286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5580E2 #E2B755

analogous

#55C6E2 #5580E2 #7055E2

triadic

#5580E2 #E25580 #80E255

tetradic

#5580E2 #E255C6 #E2B755 #55E270

square

#5580E2 #E255C6 #E2B755 #55E270

split-complementary

#5580E2 #E27055 #C6E255

monochromatic

#1B44A1 #245AD5 #5580E2 #89A7EB #BECEF4

Accessibility & contrast

On white

3.77

#5580E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#5580E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5580E2

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5580E2	#FFFFFF	#000000	##000000
##5580E2	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#528AE6

Deuteranopia (green-blind)

#3C7DE0

Tritanopia (blue-blind)

#0096A6

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5580e2;
/* rgb */ color: rgb(85, 128, 226);
/* oklch */ color: oklch(61.7% 0.156 264.5);

Tailwind

colors: {
  custom: {
    50: '#91a4ec',
    500: '#5580e2',
    950: '#000000',
  },
}

SCSS

$custom: #5580e2;
$custom-light: #91a4ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5580e2",
  "rgb": {
    "r": 85,
    "g": 128,
    "b": 226
  },
  "hsl": {
    "h": 221.702,
    "s": 70.854,
    "l": 60.98
  },
  "oklch": {
    "l": 0.61667,
    "c": 0.15581,
    "h": 264.5
  },
  "luminance": 0.22861
}

Semantic roles & 50–950 ramp

primary

#5580E2

secondary

#E4D4AF

accent

#9813D3

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5580E2

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

Preview Lab → · Contrast checker → · Palette generator →