#509CEE#509CEE

#509CEE is a light, vivid cyan. Relative luminance 0.317; OKLCH L 68.1% C 0.143 H 252.2°. Best body text is #000000 at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#509CEE
RGB	rgb(80, 156, 238)
HSL	hsl(211, 82%, 62%)
HSV	hsv(211, 66%, 93%)
CMYK	cmyk(66.4%, 34.5%, 0%, 6.7%)
CIE-LAB	lab(63.05, 2.02, -48.12)
CIE-LCH	lch(63.05, 48.16, 272.41°)
OKLab	oklab(68.13% -0.0438 -0.1365)
OKLCH	oklch(68.13% 0.143 252.2)
XYZ	xyz(30.6237, 31.6523, 85.3680)
Luminance	0.3165 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509CEE #EEA250

analogous

#50EBEE #509CEE #5350EE

triadic

#509CEE #EE509C #9CEE50

tetradic

#509CEE #EE50EB #EEA250 #50EE53

square

#509CEE #EE50EB #EEA250 #50EE53

split-complementary

#509CEE #EE5350 #EBEE50

monochromatic

#115FB2 #187CE9 #509CEE #88BCF3 #C0DBF9

Accessibility & contrast

On white

2.86

#509CEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.33

#509CEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509CEE

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509CEE	#FFFFFF	#000000	##000000
##509CEE	1.00	2.86	7.33	7.33
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.33	21.00	1.00	1.00
##000000	7.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A1F1

Deuteranopia (green-blind)

#6192EC

Tritanopia (blue-blind)

#00AFBA

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #509cee;
/* rgb */ color: rgb(80, 156, 238);
/* oklch */ color: oklch(68.1% 0.143 252.2);

Tailwind

colors: {
  custom: {
    50: '#90b8f4',
    500: '#509cee',
    950: '#000000',
  },
}

SCSS

$custom: #509cee;
$custom-light: #90b8f4;
$custom-dark: #000000;

JSON

{
  "hex": "#509cee",
  "rgb": {
    "r": 80,
    "g": 156,
    "b": 238
  },
  "hsl": {
    "h": 211.139,
    "s": 82.292,
    "l": 62.353
  },
  "oklch": {
    "l": 0.68126,
    "c": 0.14338,
    "h": 252.2
  },
  "luminance": 0.31655
}

Semantic roles & 50–950 ramp

primary

#509CEE

secondary

#EACEB0

accent

#7707DF

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #509CEE

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

Preview Lab → · Contrast checker → · Palette generator →