#509DB9#509DB9

#509DB9 is a light, moderate cyan. Relative luminance 0.293; OKLCH L 65.8% C 0.086 H 224.3°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#509DB9
RGB	rgb(80, 157, 185)
HSL	hsl(196, 43%, 52%)
HSV	hsv(196, 57%, 73%)
CMYK	cmyk(56.8%, 15.1%, 0%, 27.5%)
CIE-LAB	lab(61.06, -15.62, -21.72)
CIE-LCH	lch(61.06, 26.75, 234.28°)
OKLab	oklab(65.8% -0.0619 -0.0604)
OKLCH	oklch(65.8% 0.086 224.3)
XYZ	xyz(24.1188, 29.3200, 50.2778)
Luminance	0.2932 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509DB9 #B96C50

analogous

#50B9A1 #509DB9 #5069B9

triadic

#509DB9 #B9509D #9DB950

tetradic

#509DB9 #A150B9 #B96C50 #69B950

square

#509DB9 #A150B9 #B96C50 #69B950

split-complementary

#509DB9 #B95069 #B9A150

monochromatic

#295666 #3A7A92 #509DB9 #7CB5CA #A7CEDC

Accessibility & contrast

On white

3.06

#509DB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#509DB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509DB9

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509DB9	#FFFFFF	#000000	##000000
##509DB9	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D9ABA

Deuteranopia (green-blind)

#7E8EB9

Tritanopia (blue-blind)

#00A6A6

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #509db9;
/* rgb */ color: rgb(80, 157, 185);
/* oklch */ color: oklch(65.8% 0.086 224.3);

Tailwind

colors: {
  custom: {
    50: '#8abace',
    500: '#509db9',
    950: '#000000',
  },
}

SCSS

$custom: #509db9;
$custom-light: #8abace;
$custom-dark: #000000;

JSON

{
  "hex": "#509db9",
  "rgb": {
    "r": 80,
    "g": 157,
    "b": 185
  },
  "hsl": {
    "h": 196,
    "s": 42.857,
    "l": 51.961
  },
  "oklch": {
    "l": 0.65801,
    "c": 0.08644,
    "h": 224.3
  },
  "luminance": 0.29322
}

Semantic roles & 50–950 ramp

primary

#509DB9

secondary

#C9A89B

accent

#7755D3

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #509DB9

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

Preview Lab → · Contrast checker → · Palette generator →