#509EDB#509EDB

#509EDB is a light, moderate cyan. Relative luminance 0.313; OKLCH L 67.6% C 0.119 H 244.5°. Best body text is #000000 at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#509EDB
RGB	rgb(80, 158, 219)
HSL	hsl(206, 66%, 59%)
HSV	hsv(206, 63%, 86%)
CMYK	cmyk(63.5%, 27.9%, 0%, 14.1%)
CIE-LAB	lab(62.74, -5.44, -38.13)
CIE-LCH	lch(62.74, 38.51, 261.89°)
OKLab	oklab(67.58% -0.0512 -0.1074)
OKLCH	oklch(67.58% 0.119 244.5)
XYZ	xyz(28.3165, 31.2708, 71.5477)
Luminance	0.3127 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509EDB #DB8D50

analogous

#50DBD2 #509EDB #5058DB

triadic

#509EDB #DB509E #9EDB50

tetradic

#509EDB #D250DB #DB8D50 #58DB50

square

#509EDB #D250DB #DB8D50 #58DB50

split-complementary

#509EDB #DB5058 #DBD250

monochromatic

#1E5F92 #2980C5 #509EDB #83BAE5 #B6D6F0

Accessibility & contrast

On white

2.89

#509EDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.25

#509EDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509EDB

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509EDB	#FFFFFF	#000000	##000000
##509EDB	1.00	2.89	7.25	7.25
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.25	21.00	1.00	1.00
##000000	7.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839FDE

Deuteranopia (green-blind)

#7092DA

Tritanopia (blue-blind)

#00ADB3

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #509edb;
/* rgb */ color: rgb(80, 158, 219);
/* oklch */ color: oklch(67.6% 0.119 244.5);

Tailwind

colors: {
  custom: {
    50: '#8ebae6',
    500: '#509edb',
    950: '#000000',
  },
}

SCSS

$custom: #509edb;
$custom-light: #8ebae6;
$custom-dark: #000000;

JSON

{
  "hex": "#509edb",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 219
  },
  "hsl": {
    "h": 206.331,
    "s": 65.877,
    "l": 58.627
  },
  "oklch": {
    "l": 0.67585,
    "c": 0.11899,
    "h": 244.5
  },
  "luminance": 0.31274
}

Semantic roles & 50–950 ramp

primary

#509EDB

secondary

#DFC0A8

accent

#8A3FE9

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #509EDB

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

Preview Lab → · Contrast checker → · Palette generator →