#509AEF#509AEF

#509AEF is a light, vivid cyan. Relative luminance 0.310; OKLCH L 67.7% C 0.147 H 253.5°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#509AEF
RGB	rgb(80, 154, 239)
HSL	hsl(212, 83%, 63%)
HSV	hsv(212, 67%, 94%)
CMYK	cmyk(66.5%, 35.6%, 0%, 6.3%)
CIE-LAB	lab(62.55, 3.52, -49.47)
CIE-LCH	lch(62.55, 49.60, 274.07°)
OKLab	oklab(67.74% -0.0416 -0.1405)
OKLCH	oklch(67.74% 0.147 253.5)
XYZ	xyz(30.4381, 31.0456, 86.0329)
Luminance	0.3105 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509AEF #EFA550

analogous

#50EAEF #509AEF #5550EF

triadic

#509AEF #EF509A #9AEF50

tetradic

#509AEF #EF50EA #EFA550 #50EF55

square

#509AEF #EF50EA #EFA550 #50EF55

split-complementary

#509AEF #EF5550 #EAEF50

monochromatic

#105DB4 #187AEA #509AEF #88BAF4 #C0DBF9

Accessibility & contrast

On white

2.91

#509AEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#509AEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509AEF

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509AEF	#FFFFFF	#000000	##000000
##509AEF	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#749FF3

Deuteranopia (green-blind)

#5E90ED

Tritanopia (blue-blind)

#00AEB9

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #509aef;
/* rgb */ color: rgb(80, 154, 239);
/* oklch */ color: oklch(67.7% 0.147 253.5);

Tailwind

colors: {
  custom: {
    50: '#91b7f4',
    500: '#509aef',
    950: '#000000',
  },
}

SCSS

$custom: #509aef;
$custom-light: #91b7f4;
$custom-dark: #000000;

JSON

{
  "hex": "#509aef",
  "rgb": {
    "r": 80,
    "g": 154,
    "b": 239
  },
  "hsl": {
    "h": 212.075,
    "s": 83.246,
    "l": 62.549
  },
  "oklch": {
    "l": 0.67744,
    "c": 0.14654,
    "h": 253.5
  },
  "luminance": 0.31049
}

Semantic roles & 50–950 ramp

primary

#509AEF

secondary

#EACFB0

accent

#7A06E0

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #509AEF

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

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