#509EE4#509EE4

#509EE4 is a light, vivid cyan. Relative luminance 0.318; OKLCH L 68.0% C 0.129 H 248.0°. Best body text is #000000 at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#509EE4
RGB	rgb(80, 158, 228)
HSL	hsl(208, 73%, 60%)
HSV	hsv(208, 65%, 89%)
CMYK	cmyk(64.9%, 30.7%, 0%, 10.6%)
CIE-LAB	lab(63.14, -2.47, -42.47)
CIE-LCH	lch(63.14, 42.54, 266.67°)
OKLab	oklab(68.04% -0.0485 -0.12)
OKLCH	oklch(68.04% 0.129 248)
XYZ	xyz(29.5335, 31.7576, 77.9571)
Luminance	0.3176 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509EE4 #E49650

analogous

#50E4E0 #509EE4 #5054E4

triadic

#509EE4 #E4509E #9EE450

tetradic

#509EE4 #E050E4 #E49650 #54E450

square

#509EE4 #E050E4 #E49650 #54E450

split-complementary

#509EE4 #E45054 #E4E050

monochromatic

#1960A1 #2180D6 #509EE4 #85BBEC #BAD9F4

Accessibility & contrast

On white

2.86

#509EE4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.35

#509EE4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509EE4

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509EE4	#FFFFFF	#000000	##000000
##509EE4	1.00	2.86	7.35	7.35
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.35	21.00	1.00	1.00
##000000	7.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7FA1E7

Deuteranopia (green-blind)

#6B92E3

Tritanopia (blue-blind)

#00AFB7

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #509ee4;
/* rgb */ color: rgb(80, 158, 228);
/* oklch */ color: oklch(68.0% 0.129 248.0);

Tailwind

colors: {
  custom: {
    50: '#8fbaed',
    500: '#509ee4',
    950: '#000000',
  },
}

SCSS

$custom: #509ee4;
$custom-light: #8fbaed;
$custom-dark: #000000;

JSON

{
  "hex": "#509ee4",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 228
  },
  "hsl": {
    "h": 208.378,
    "s": 73.267,
    "l": 60.392
  },
  "oklch": {
    "l": 0.68039,
    "c": 0.12946,
    "h": 248
  },
  "luminance": 0.31761
}

Semantic roles & 50–950 ramp

primary

#509EE4

secondary

#E4C6AC

accent

#6D10D5

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #509EE4

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

Preview Lab → · Contrast checker → · Palette generator →