#509EFF#509EFF

#509EFF is a light, vivid cyan. Relative luminance 0.334; OKLCH L 69.5% C 0.163 H 255.2°. Best body text is #000000 at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#509EFF
RGB	rgb(80, 158, 255)
HSL	hsl(213, 100%, 66%)
HSV	hsv(213, 69%, 100%)
CMYK	cmyk(68.6%, 38%, 0%, 0%)
CIE-LAB	lab(64.46, 6.64, -55.20)
CIE-LCH	lch(64.46, 55.59, 276.86°)
OKLab	oklab(69.51% -0.0416 -0.1572)
OKLCH	oklch(69.51% 0.163 255.2)
XYZ	xyz(33.5785, 33.3756, 99.2609)
Luminance	0.3338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509EFF #FFB150

analogous

#50F6FF #509EFF #5950FF

triadic

#509EFF #FF509E #9EFF50

tetradic

#509EFF #FF50F6 #FFB150 #50FF59

square

#509EFF #FF50F6 #FFB150 #50FF59

split-complementary

#509EFF #FF5950 #F6FF50

monochromatic

#005FD5 #137CFF #509EFF #8DC0FF #CAE2FF

Accessibility & contrast

On white

2.74

#509EFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.68

#509EFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509EFF

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509EFF	#FFFFFF	#000000	##000000
##509EFF	1.00	2.74	7.68	7.68
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.68	21.00	1.00	1.00
##000000	7.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#72A5FF

Deuteranopia (green-blind)

#5795FD

Tritanopia (blue-blind)

#00B5C2

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #509eff;
/* rgb */ color: rgb(80, 158, 255);
/* oklch */ color: oklch(69.5% 0.163 255.2);

Tailwind

colors: {
  custom: {
    50: '#93baff',
    500: '#509eff',
    950: '#000000',
  },
}

SCSS

$custom: #509eff;
$custom-light: #93baff;
$custom-dark: #000000;

JSON

{
  "hex": "#509eff",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 255
  },
  "hsl": {
    "h": 213.257,
    "s": 100,
    "l": 65.686
  },
  "oklch": {
    "l": 0.69506,
    "c": 0.16261,
    "h": 255.2
  },
  "luminance": 0.33379
}

Semantic roles & 50–950 ramp

primary

#509EFF

secondary

#F3D9B8

accent

#7F00E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0F1118

muted

#7E8086

Preview Lab

Preview with #509EFF

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

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