#509ED1#509ED1

#509ED1 is a light, moderate cyan. Relative luminance 0.308; OKLCH L 67.1% C 0.108 H 239.8°. Best body text is #000000 at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#509ED1
RGB	rgb(80, 158, 209)
HSL	hsl(204, 58%, 57%)
HSV	hsv(204, 62%, 82%)
CMYK	cmyk(61.7%, 24.4%, 0%, 18%)
CIE-LAB	lab(62.30, -8.68, -33.24)
CIE-LCH	lch(62.30, 34.35, 255.37°)
OKLab	oklab(67.1% -0.0544 -0.0933)
OKLCH	oklch(67.1% 0.108 239.8)
XYZ	xyz(27.0394, 30.7600, 64.8215)
Luminance	0.3076 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509ED1 #D18350

analogous

#50D1C4 #509ED1 #505ED1

triadic

#509ED1 #D1509E #9ED150

tetradic

#509ED1 #C450D1 #D18350 #5ED150

square

#509ED1 #C450D1 #D18350 #5ED150

split-complementary

#509ED1 #D1505E #D1C450

monochromatic

#235D84 #2F80B4 #509ED1 #80B9DE #B1D4EA

Accessibility & contrast

On white

2.94

#509ED1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.15

#509ED1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509ED1

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509ED1	#FFFFFF	#000000	##000000
##509ED1	1.00	2.94	7.15	7.15
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.15	21.00	1.00	1.00
##000000	7.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879ED3

Deuteranopia (green-blind)

#7591D0

Tritanopia (blue-blind)

#00ABAF

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #509ed1;
/* rgb */ color: rgb(80, 158, 209);
/* oklch */ color: oklch(67.1% 0.108 239.8);

Tailwind

colors: {
  custom: {
    50: '#8cbadf',
    500: '#509ed1',
    950: '#000000',
  },
}

SCSS

$custom: #509ed1;
$custom-light: #8cbadf;
$custom-dark: #000000;

JSON

{
  "hex": "#509ed1",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 209
  },
  "hsl": {
    "h": 203.721,
    "s": 58.371,
    "l": 56.667
  },
  "oklch": {
    "l": 0.67102,
    "c": 0.10799,
    "h": 239.8
  },
  "luminance": 0.30763
}

Semantic roles & 50–950 ramp

primary

#509ED1

secondary

#D9B9A4

accent

#8446E2

background

#F9FBFD

surface

#F1F6FB

border

#CBD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #509ED1

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

Preview Lab → · Contrast checker → · Palette generator →