#5580ED#5580ED

#5580ED is a light, vivid blue. Relative luminance 0.235; OKLCH L 62.4% C 0.171 H 265.5°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#5580ED
RGB	rgb(85, 128, 237)
HSL	hsl(223, 81%, 63%)
HSV	hsv(223, 64%, 93%)
CMYK	cmyk(64.1%, 46%, 0%, 7.1%)
CIE-LAB	lab(55.56, 19.18, -59.48)
CIE-LCH	lch(55.56, 62.49, 287.87°)
OKLab	oklab(62.36% -0.0133 -0.1701)
OKLCH	oklch(62.36% 0.171 265.5)
XYZ	xyz(26.7462, 23.4816, 83.2272)
Luminance	0.2348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5580ED #EDC255

analogous

#55CCED #5580ED #7655ED

triadic

#5580ED #ED5580 #80ED55

tetradic

#5580ED #ED55CC #EDC255 #55ED76

square

#5580ED #ED55CC #EDC255 #55ED76

split-complementary

#5580ED #ED7655 #CCED55

monochromatic

#1341B4 #1E57E7 #5580ED #8CA9F3 #C4D3F9

Accessibility & contrast

On white

3.69

#5580ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#5580ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5580ED

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5580ED	#FFFFFF	#000000	##000000
##5580ED	1.00	3.69	5.70	5.70
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#498CF1

Deuteranopia (green-blind)

#2D7FEB

Tritanopia (blue-blind)

#0099AB

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5580ed;
/* rgb */ color: rgb(85, 128, 237);
/* oklch */ color: oklch(62.4% 0.171 265.5);

Tailwind

colors: {
  custom: {
    50: '#93a4f3',
    500: '#5580ed',
    950: '#000000',
  },
}

SCSS

$custom: #5580ed;
$custom-light: #93a4f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5580ed",
  "rgb": {
    "r": 85,
    "g": 128,
    "b": 237
  },
  "hsl": {
    "h": 223.026,
    "s": 80.851,
    "l": 63.137
  },
  "oklch": {
    "l": 0.62363,
    "c": 0.17064,
    "h": 265.5
  },
  "luminance": 0.23484
}

Semantic roles & 50–950 ramp

primary

#5580ED

secondary

#EADBB4

accent

#A108DD

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5580ED

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

Preview Lab → · Contrast checker → · Palette generator →