#509DC4#509DC4

#509DC4 is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.3% C 0.096 H 232.8°. Best body text is #000000 at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#509DC4
RGB	rgb(80, 157, 196)
HSL	hsl(200, 50%, 54%)
HSV	hsv(200, 59%, 77%)
CMYK	cmyk(59.2%, 19.9%, 0%, 23.1%)
CIE-LAB	lab(61.48, -12.24, -27.25)
CIE-LCH	lch(61.48, 29.87, 245.81°)
OKLab	oklab(66.27% -0.0578 -0.0761)
OKLCH	oklch(66.27% 0.096 232.8)
XYZ	xyz(25.3252, 29.8025, 56.6317)
Luminance	0.2980 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509DC4 #C47750

analogous

#50C4B1 #509DC4 #5063C4

triadic

#509DC4 #C4509D #9DC450

tetradic

#509DC4 #B150C4 #C47750 #63C450

square

#509DC4 #B150C4 #C47750 #63C450

split-complementary

#509DC4 #C45063 #C4B150

monochromatic

#275973 #367DA1 #509DC4 #7EB7D3 #ACD0E3

Accessibility & contrast

On white

3.02

#509DC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.96

#509DC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509DC4

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509DC4	#FFFFFF	#000000	##000000
##509DC4	1.00	3.02	6.96	6.96
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.96	21.00	1.00	1.00
##000000	6.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9BC6

Deuteranopia (green-blind)

#7A8FC3

Tritanopia (blue-blind)

#00A8AA

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #509dc4;
/* rgb */ color: rgb(80, 157, 196);
/* oklch */ color: oklch(66.3% 0.096 232.8);

Tailwind

colors: {
  custom: {
    50: '#8bbad6',
    500: '#509dc4',
    950: '#000000',
  },
}

SCSS

$custom: #509dc4;
$custom-light: #8bbad6;
$custom-dark: #000000;

JSON

{
  "hex": "#509dc4",
  "rgb": {
    "r": 80,
    "g": 157,
    "b": 196
  },
  "hsl": {
    "h": 200.172,
    "s": 49.573,
    "l": 54.118
  },
  "oklch": {
    "l": 0.66275,
    "c": 0.09556,
    "h": 232.8
  },
  "luminance": 0.29805
}

Semantic roles & 50–950 ramp

primary

#509DC4

secondary

#D1B09F

accent

#7D4FD9

background

#F9FBFD

surface

#F1F6FA

border

#CBD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #509DC4

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

Preview Lab → · Contrast checker → · Palette generator →