#509FCF#509FCF

#509FCF is a light, moderate cyan. Relative luminance 0.310; OKLCH L 67.2% C 0.105 H 237.8°. Best body text is #000000 at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#509FCF
RGB	rgb(80, 159, 207)
HSL	hsl(203, 57%, 56%)
HSV	hsv(203, 61%, 81%)
CMYK	cmyk(61.4%, 23.2%, 0%, 18.8%)
CIE-LAB	lab(62.51, -9.87, -31.81)
CIE-LCH	lch(62.51, 33.30, 252.76°)
OKLab	oklab(67.24% -0.0561 -0.0892)
OKLCH	oklch(67.24% 0.105 237.8)
XYZ	xyz(26.9646, 31.0041, 63.5827)
Luminance	0.3101 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509FCF #CF8050

analogous

#50CFC0 #509FCF #5060CF

triadic

#509FCF #CF509F #9FCF50

tetradic

#509FCF #C050CF #CF8050 #60CF50

square

#509FCF #C050CF #CF8050 #60CF50

split-complementary

#509FCF #CF5060 #CFC050

monochromatic

#235E81 #3181B1 #509FCF #80B9DC #B0D4E9

Accessibility & contrast

On white

2.92

#509FCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.20

#509FCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509FCF

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509FCF	#FFFFFF	#000000	##000000
##509FCF	1.00	2.92	7.20	7.20
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.20	21.00	1.00	1.00
##000000	7.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899ED1

Deuteranopia (green-blind)

#7791CE

Tritanopia (blue-blind)

#00ABAF

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #509fcf;
/* rgb */ color: rgb(80, 159, 207);
/* oklch */ color: oklch(67.2% 0.105 237.8);

Tailwind

colors: {
  custom: {
    50: '#8cbbde',
    500: '#509fcf',
    950: '#000000',
  },
}

SCSS

$custom: #509fcf;
$custom-light: #8cbbde;
$custom-dark: #000000;

JSON

{
  "hex": "#509fcf",
  "rgb": {
    "r": 80,
    "g": 159,
    "b": 207
  },
  "hsl": {
    "h": 202.677,
    "s": 56.951,
    "l": 56.275
  },
  "oklch": {
    "l": 0.67238,
    "c": 0.10535,
    "h": 237.8
  },
  "luminance": 0.31007
}

Semantic roles & 50–950 ramp

primary

#509FCF

secondary

#D8B7A3

accent

#8148E0

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #509FCF

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

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