#509BDC#509BDC

#509BDC is a light, vivid cyan. Relative luminance 0.303; OKLCH L 67.0% C 0.122 H 247.0°. Best body text is #000000 at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#509BDC
RGB	rgb(80, 155, 220)
HSL	hsl(208, 67%, 59%)
HSV	hsv(208, 64%, 86%)
CMYK	cmyk(63.6%, 29.5%, 0%, 13.7%)
CIE-LAB	lab(61.92, -3.41, -39.95)
CIE-LCH	lch(61.92, 40.10, 265.12°)
OKLab	oklab(66.96% -0.0478 -0.1127)
OKLCH	oklch(66.96% 0.122 247)
XYZ	xyz(27.9431, 30.3127, 72.0746)
Luminance	0.3031 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509BDC #DC9150

analogous

#50DCD7 #509BDC #5055DC

triadic

#509BDC #DC509B #9BDC50

tetradic

#509BDC #D750DC #DC9150 #55DC50

square

#509BDC #D750DC #DC9150 #55DC50

split-complementary

#509BDC #DC5055 #DCD750

monochromatic

#1E5D94 #287DC7 #509BDC #83B8E6 #B6D5F0

Accessibility & contrast

On white

2.97

#509BDC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.06

#509BDC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509BDC

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509BDC	#FFFFFF	#000000	##000000
##509BDC	1.00	2.97	7.06	7.06
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.06	21.00	1.00	1.00
##000000	7.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F9DDF

Deuteranopia (green-blind)

#6B90DB

Tritanopia (blue-blind)

#00AAB2

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #509bdc;
/* rgb */ color: rgb(80, 155, 220);
/* oklch */ color: oklch(67.0% 0.122 247.0);

Tailwind

colors: {
  custom: {
    50: '#8eb8e7',
    500: '#509bdc',
    950: '#000000',
  },
}

SCSS

$custom: #509bdc;
$custom-light: #8eb8e7;
$custom-dark: #000000;

JSON

{
  "hex": "#509bdc",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 220
  },
  "hsl": {
    "h": 207.857,
    "s": 66.667,
    "l": 58.824
  },
  "oklch": {
    "l": 0.66959,
    "c": 0.12245,
    "h": 247
  },
  "luminance": 0.30315
}

Semantic roles & 50–950 ramp

primary

#509BDC

secondary

#DFC2A8

accent

#8E3EEA

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #509BDC

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

Preview Lab → · Contrast checker → · Palette generator →