#509AD9#509AD9

#509AD9 is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.6% C 0.120 H 246.5°. Best body text is #000000 at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#509AD9
RGB	rgb(80, 154, 217)
HSL	hsl(208, 64%, 58%)
HSV	hsv(208, 63%, 85%)
CMYK	cmyk(63.1%, 29%, 0%, 14.9%)
CIE-LAB	lab(61.50, -3.83, -38.95)
CIE-LCH	lch(61.50, 39.13, 264.39°)
OKLab	oklab(66.58% -0.0477 -0.1098)
OKLCH	oklch(66.58% 0.12 246.5)
XYZ	xyz(27.3836, 29.8237, 69.9456)
Luminance	0.2983 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509AD9 #D98F50

analogous

#50D9D3 #509AD9 #5055D9

triadic

#509AD9 #D9509A #9AD950

tetradic

#509AD9 #D350D9 #D98F50 #55D950

square

#509AD9 #D350D9 #D98F50 #55D950

split-complementary

#509AD9 #D95055 #D9D350

monochromatic

#1F5C8F #2A7CC2 #509AD9 #82B7E4 #B5D4EF

Accessibility & contrast

On white

3.01

#509AD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.97

#509AD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509AD9

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509AD9	#FFFFFF	#000000	##000000
##509AD9	1.00	3.01	6.97	6.97
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.97	21.00	1.00	1.00
##000000	6.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E9CDC

Deuteranopia (green-blind)

#6C8FD8

Tritanopia (blue-blind)

#00A9B0

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #509ad9;
/* rgb */ color: rgb(80, 154, 217);
/* oklch */ color: oklch(66.6% 0.120 246.5);

Tailwind

colors: {
  custom: {
    50: '#8db7e5',
    500: '#509ad9',
    950: '#000000',
  },
}

SCSS

$custom: #509ad9;
$custom-light: #8db7e5;
$custom-dark: #000000;

JSON

{
  "hex": "#509ad9",
  "rgb": {
    "r": 80,
    "g": 154,
    "b": 217
  },
  "hsl": {
    "h": 207.591,
    "s": 64.319,
    "l": 58.235
  },
  "oklch": {
    "l": 0.66582,
    "c": 0.11973,
    "h": 246.5
  },
  "luminance": 0.29826
}

Semantic roles & 50–950 ramp

primary

#509AD9

secondary

#DEC0A7

accent

#8D40E7

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1115

muted

#7E8084

Preview Lab

Preview with #509AD9

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

Preview Lab → · Contrast checker → · Palette generator →