#509EE3#509EE3

#509EE3 is a light, vivid cyan. Relative luminance 0.317; OKLCH L 68.0% C 0.128 H 247.6°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#509EE3
RGB	rgb(80, 158, 227)
HSL	hsl(208, 72%, 60%)
HSV	hsv(208, 65%, 89%)
CMYK	cmyk(64.8%, 30.4%, 0%, 11%)
CIE-LAB	lab(63.10, -2.80, -41.99)
CIE-LCH	lch(63.10, 42.08, 266.18°)
OKLab	oklab(67.99% -0.0488 -0.1186)
OKLCH	oklch(67.99% 0.128 247.6)
XYZ	xyz(29.3951, 31.7023, 77.2282)
Luminance	0.3170 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509EE3 #E39550

analogous

#50E3DE #509EE3 #5055E3

triadic

#509EE3 #E3509E #9EE350

tetradic

#509EE3 #DE50E3 #E39550 #55E350

square

#509EE3 #DE50E3 #E39550 #55E350

split-complementary

#509EE3 #E35055 #E3DE50

monochromatic

#19609F #2280D4 #509EE3 #85BBEB #BAD8F4

Accessibility & contrast

On white

2.86

#509EE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.34

#509EE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509EE3

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509EE3	#FFFFFF	#000000	##000000
##509EE3	1.00	2.86	7.34	7.34
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.34	21.00	1.00	1.00
##000000	7.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80A1E6

Deuteranopia (green-blind)

#6C92E2

Tritanopia (blue-blind)

#00AEB6

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #509ee3;
/* rgb */ color: rgb(80, 158, 227);
/* oklch */ color: oklch(68.0% 0.128 247.6);

Tailwind

colors: {
  custom: {
    50: '#8fbaec',
    500: '#509ee3',
    950: '#000000',
  },
}

SCSS

$custom: #509ee3;
$custom-light: #8fbaec;
$custom-dark: #000000;

JSON

{
  "hex": "#509ee3",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 227
  },
  "hsl": {
    "h": 208.163,
    "s": 72.414,
    "l": 60.196
  },
  "oklch": {
    "l": 0.67987,
    "c": 0.12828,
    "h": 247.6
  },
  "luminance": 0.31705
}

Semantic roles & 50–950 ramp

primary

#509EE3

secondary

#E4C6AB

accent

#6D11D4

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #509EE3

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

Preview Lab → · Contrast checker → · Palette generator →