#509CD0#509CD0

#509CD0 is a light, moderate cyan. Relative luminance 0.300; OKLCH L 66.6% C 0.108 H 240.9°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#509CD0
RGB	rgb(80, 156, 208)
HSL	hsl(204, 58%, 56%)
HSV	hsv(204, 62%, 82%)
CMYK	cmyk(61.5%, 25%, 0%, 18.4%)
CIE-LAB	lab(61.68, -7.88, -33.65)
CIE-LCH	lch(61.68, 34.56, 256.82°)
OKLab	oklab(66.6% -0.0526 -0.0945)
OKLCH	oklch(66.6% 0.108 240.9)
XYZ	xyz(26.5776, 30.0339, 64.0588)
Luminance	0.3004 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509CD0 #D08450

analogous

#50D0C4 #509CD0 #505CD0

triadic

#509CD0 #D0509C #9CD050

tetradic

#509CD0 #C450D0 #D08450 #5CD050

square

#509CD0 #C450D0 #D08450 #5CD050

split-complementary

#509CD0 #D0505C #D0C450

monochromatic

#235C83 #307EB3 #509CD0 #80B7DD #B0D3EA

Accessibility & contrast

On white

3.00

#509CD0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.01

#509CD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509CD0

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509CD0	#FFFFFF	#000000	##000000
##509CD0	1.00	3.00	7.01	7.01
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.01	21.00	1.00	1.00
##000000	7.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859CD2

Deuteranopia (green-blind)

#738FCF

Tritanopia (blue-blind)

#00A9AE

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #509cd0;
/* rgb */ color: rgb(80, 156, 208);
/* oklch */ color: oklch(66.6% 0.108 240.9);

Tailwind

colors: {
  custom: {
    50: '#8cb9de',
    500: '#509cd0',
    950: '#000000',
  },
}

SCSS

$custom: #509cd0;
$custom-light: #8cb9de;
$custom-dark: #000000;

JSON

{
  "hex": "#509cd0",
  "rgb": {
    "r": 80,
    "g": 156,
    "b": 208
  },
  "hsl": {
    "h": 204.375,
    "s": 57.658,
    "l": 56.471
  },
  "oklch": {
    "l": 0.66596,
    "c": 0.10814,
    "h": 240.9
  },
  "luminance": 0.30036
}

Semantic roles & 50–950 ramp

primary

#509CD0

secondary

#D8B9A4

accent

#8547E1

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #509CD0

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

Preview Lab → · Contrast checker → · Palette generator →