#509DE0#509DE0

#509DE0 is a light, vivid cyan. Relative luminance 0.312; OKLCH L 67.6% C 0.126 H 247.2°. Best body text is #000000 at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#509DE0
RGB	rgb(80, 157, 224)
HSL	hsl(208, 70%, 60%)
HSV	hsv(208, 64%, 88%)
CMYK	cmyk(64.3%, 29.9%, 0%, 12.2%)
CIE-LAB	lab(62.67, -3.23, -40.99)
CIE-LCH	lch(62.67, 41.12, 265.50°)
OKLab	oklab(67.61% -0.0487 -0.1157)
OKLCH	oklch(67.61% 0.126 247.2)
XYZ	xyz(28.8148, 31.1983, 75.0099)
Luminance	0.3120 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509DE0 #E09350

analogous

#50E0DB #509DE0 #5055E0

triadic

#509DE0 #E0509D #9DE050

tetradic

#509DE0 #DB50E0 #E09350 #55E050

square

#509DE0 #DB50E0 #E09350 #55E050

split-complementary

#509DE0 #E05055 #E0DB50

monochromatic

#1B5F9A #257FCE #509DE0 #84BAE9 #B8D7F2

Accessibility & contrast

On white

2.90

#509DE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.24

#509DE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509DE0

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509DE0	#FFFFFF	#000000	##000000
##509DE0	1.00	2.90	7.24	7.24
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.24	21.00	1.00	1.00
##000000	7.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#809FE3

Deuteranopia (green-blind)

#6C91DF

Tritanopia (blue-blind)

#00ADB5

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #509de0;
/* rgb */ color: rgb(80, 157, 224);
/* oklch */ color: oklch(67.6% 0.126 247.2);

Tailwind

colors: {
  custom: {
    50: '#8eb9ea',
    500: '#509de0',
    950: '#000000',
  },
}

SCSS

$custom: #509de0;
$custom-light: #8eb9ea;
$custom-dark: #000000;

JSON

{
  "hex": "#509de0",
  "rgb": {
    "r": 80,
    "g": 157,
    "b": 224
  },
  "hsl": {
    "h": 207.917,
    "s": 69.903,
    "l": 59.608
  },
  "oklch": {
    "l": 0.67611,
    "c": 0.12555,
    "h": 247.2
  },
  "luminance": 0.31201
}

Semantic roles & 50–950 ramp

primary

#509DE0

secondary

#E2C4AA

accent

#8E3BED

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #509DE0

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

Preview Lab → · Contrast checker → · Palette generator →