#509DDF#509DDF

#509DDF is a light, vivid cyan. Relative luminance 0.311; OKLCH L 67.6% C 0.124 H 246.8°. Best body text is #000000 at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#509DDF
RGB	rgb(80, 157, 223)
HSL	hsl(208, 69%, 59%)
HSV	hsv(208, 64%, 87%)
CMYK	cmyk(64.1%, 29.6%, 0%, 12.5%)
CIE-LAB	lab(62.63, -3.56, -40.51)
CIE-LCH	lch(62.63, 40.66, 264.98°)
OKLab	oklab(67.56% -0.0489 -0.1143)
OKLCH	oklch(67.56% 0.124 246.8)
XYZ	xyz(28.6796, 31.1443, 74.2977)
Luminance	0.3115 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509DDF #DF9250

analogous

#50DFD9 #509DDF #5056DF

triadic

#509DDF #DF509D #9DDF50

tetradic

#509DDF #D950DF #DF9250 #56DF50

square

#509DDF #D950DF #DF9250 #56DF50

split-complementary

#509DDF #DF5056 #DFD950

monochromatic

#1C5F99 #257FCC #509DDF #84BAE8 #B7D7F2

Accessibility & contrast

On white

2.90

#509DDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.23

#509DDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509DDF

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509DDF	#FFFFFF	#000000	##000000
##509DDF	1.00	2.90	7.23	7.23
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.23	21.00	1.00	1.00
##000000	7.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#809FE2

Deuteranopia (green-blind)

#6C91DE

Tritanopia (blue-blind)

#00ADB4

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #509ddf;
/* rgb */ color: rgb(80, 157, 223);
/* oklch */ color: oklch(67.6% 0.124 246.8);

Tailwind

colors: {
  custom: {
    50: '#8eb9e9',
    500: '#509ddf',
    950: '#000000',
  },
}

SCSS

$custom: #509ddf;
$custom-light: #8eb9e9;
$custom-dark: #000000;

JSON

{
  "hex": "#509ddf",
  "rgb": {
    "r": 80,
    "g": 157,
    "b": 223
  },
  "hsl": {
    "h": 207.692,
    "s": 69.082,
    "l": 59.412
  },
  "oklch": {
    "l": 0.6756,
    "c": 0.12438,
    "h": 246.8
  },
  "luminance": 0.31147
}

Semantic roles & 50–950 ramp

primary

#509DDF

secondary

#E1C3AA

accent

#8D3CEC

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #509DDF

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

Preview Lab → · Contrast checker → · Palette generator →