#509CCF#509CCF

#509CCF is a light, moderate cyan. Relative luminance 0.300; OKLCH L 66.5% C 0.107 H 240.4°. Best body text is #000000 at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#509CCF
RGB	rgb(80, 156, 207)
HSL	hsl(204, 57%, 56%)
HSV	hsv(204, 61%, 81%)
CMYK	cmyk(61.4%, 24.6%, 0%, 18.8%)
CIE-LAB	lab(61.64, -8.20, -33.16)
CIE-LCH	lch(61.64, 34.16, 256.10°)
OKLab	oklab(66.55% -0.0529 -0.0931)
OKLCH	oklch(66.55% 0.107 240.4)
XYZ	xyz(26.4550, 29.9848, 63.4129)
Luminance	0.2999 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509CCF #CF8350

analogous

#50CFC2 #509CCF #505DCF

triadic

#509CCF #CF509C #9CCF50

tetradic

#509CCF #C250CF #CF8350 #5DCF50

square

#509CCF #C250CF #CF8350 #5DCF50

split-complementary

#509CCF #CF505D #CFC250

monochromatic

#235C81 #317EB1 #509CCF #80B7DC #B0D2E9

Accessibility & contrast

On white

3.00

#509CCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.00

#509CCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509CCF

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509CCF	#FFFFFF	#000000	##000000
##509CCF	1.00	3.00	7.00	7.00
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.00	21.00	1.00	1.00
##000000	7.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#859CD1

Deuteranopia (green-blind)

#748FCE

Tritanopia (blue-blind)

#00A9AD

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #509ccf;
/* rgb */ color: rgb(80, 156, 207);
/* oklch */ color: oklch(66.5% 0.107 240.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#509ccf",
  "rgb": {
    "r": 80,
    "g": 156,
    "b": 207
  },
  "hsl": {
    "h": 204.094,
    "s": 56.951,
    "l": 56.275
  },
  "oklch": {
    "l": 0.66549,
    "c": 0.10706,
    "h": 240.4
  },
  "luminance": 0.29987
}

Semantic roles & 50–950 ramp

primary

#509CCF

secondary

#D8B8A3

accent

#8548E0

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #509CCF

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

Preview Lab → · Contrast checker → · Palette generator →