#509FDD#509FDD

#509FDD is a light, vivid cyan. Relative luminance 0.317; OKLCH L 67.9% C 0.121 H 244.7°. Best body text is #000000 at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#509FDD
RGB	rgb(80, 159, 221)
HSL	hsl(206, 67%, 59%)
HSV	hsv(206, 64%, 87%)
CMYK	cmyk(63.8%, 28.1%, 0%, 13.3%)
CIE-LAB	lab(63.11, -5.34, -38.65)
CIE-LCH	lch(63.11, 39.02, 262.13°)
OKLab	oklab(67.91% -0.0516 -0.1089)
OKLCH	oklch(67.91% 0.121 244.7)
XYZ	xyz(28.7527, 31.7193, 72.9998)
Luminance	0.3172 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509FDD #DD8E50

analogous

#50DDD5 #509FDD #5059DD

triadic

#509FDD #DD509F #9FDD50

tetradic

#509FDD #D550DD #DD8E50 #59DD50

square

#509FDD #D550DD #DD8E50 #59DD50

split-complementary

#509FDD #DD5059 #DDD550

monochromatic

#1D6196 #2782C9 #509FDD #83BBE7 #B6D7F1

Accessibility & contrast

On white

2.86

#509FDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.34

#509FDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509FDD

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509FDD	#FFFFFF	#000000	##000000
##509FDD	1.00	2.86	7.34	7.34
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.34	21.00	1.00	1.00
##000000	7.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84A0E0

Deuteranopia (green-blind)

#7093DC

Tritanopia (blue-blind)

#00AEB5

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #509fdd;
/* rgb */ color: rgb(80, 159, 221);
/* oklch */ color: oklch(67.9% 0.121 244.7);

Tailwind

colors: {
  custom: {
    50: '#8ebbe8',
    500: '#509fdd',
    950: '#000000',
  },
}

SCSS

$custom: #509fdd;
$custom-light: #8ebbe8;
$custom-dark: #000000;

JSON

{
  "hex": "#509fdd",
  "rgb": {
    "r": 80,
    "g": 159,
    "b": 221
  },
  "hsl": {
    "h": 206.383,
    "s": 67.464,
    "l": 59.02
  },
  "oklch": {
    "l": 0.6791,
    "c": 0.12052,
    "h": 244.7
  },
  "luminance": 0.31722
}

Semantic roles & 50–950 ramp

primary

#509FDD

secondary

#E0C1A9

accent

#893DEA

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #509FDD

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

Preview Lab → · Contrast checker → · Palette generator →