#5580F8#5580F8

#5580F8 is a light, vivid blue. Relative luminance 0.241; OKLCH L 63.1% C 0.185 H 266.3°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#5580F8
RGB	rgb(85, 128, 248)
HSL	hsl(224, 92%, 65%)
HSV	hsv(224, 66%, 97%)
CMYK	cmyk(65.7%, 48.4%, 0%, 2.7%)
CIE-LAB	lab(56.23, 22.94, -64.51)
CIE-LCH	lch(56.23, 68.46, 289.57°)
OKLab	oklab(63.09% -0.0118 -0.1849)
OKLCH	oklch(63.09% 0.185 266.3)
XYZ	xyz(28.4029, 24.1442, 91.9522)
Luminance	0.2415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5580F8 #F8CD55

analogous

#55D1F8 #5580F8 #7C55F8

triadic

#5580F8 #F85580 #80F855

tetradic

#5580F8 #F855D1 #F8CD55 #55F87C

square

#5580F8 #F855D1 #F8CD55 #55F87C

split-complementary

#5580F8 #F87C55 #D1F855

monochromatic

#083BCA #1A54F6 #5580F8 #90ACFA #CBD8FD

Accessibility & contrast

On white

3.60

#5580F8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#5580F8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5580F8

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5580F8	#FFFFFF	#000000	##000000
##5580F8	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E8FFC

Deuteranopia (green-blind)

#1080F6

Tritanopia (blue-blind)

#009CB0

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5580f8;
/* rgb */ color: rgb(85, 128, 248);
/* oklch */ color: oklch(63.1% 0.185 266.3);

Tailwind

colors: {
  custom: {
    50: '#95a4fb',
    500: '#5580f8',
    950: '#000000',
  },
}

SCSS

$custom: #5580f8;
$custom-light: #95a4fb;
$custom-dark: #000000;

JSON

{
  "hex": "#5580f8",
  "rgb": {
    "r": 85,
    "g": 128,
    "b": 248
  },
  "hsl": {
    "h": 224.172,
    "s": 92.09,
    "l": 65.294
  },
  "oklch": {
    "l": 0.63087,
    "c": 0.18529,
    "h": 266.3
  },
  "luminance": 0.24147
}

Semantic roles & 50–950 ramp

primary

#5580F8

secondary

#F0E1B9

accent

#A900E6

background

#F9FAFF

surface

#F2F3FF

border

#CCCDD7

text

#0F0F17

muted

#7E7F85

Preview Lab

Preview with #5580F8

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

Preview Lab → · Contrast checker → · Palette generator →