#509BDE#509BDE

#509BDE is a light, vivid cyan. Relative luminance 0.304; OKLCH L 67.1% C 0.125 H 247.8°. Best body text is #000000 at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#509BDE
RGB	rgb(80, 155, 222)
HSL	hsl(208, 68%, 59%)
HSV	hsv(208, 64%, 87%)
CMYK	cmyk(64%, 30.2%, 0%, 12.9%)
CIE-LAB	lab(62.01, -2.75, -40.92)
CIE-LCH	lch(62.01, 41.01, 266.16°)
OKLab	oklab(67.06% -0.0472 -0.1155)
OKLCH	oklch(67.06% 0.125 247.8)
XYZ	xyz(28.2095, 30.4193, 73.4779)
Luminance	0.3042 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509BDE #DE9350

analogous

#50DEDA #509BDE #5054DE

triadic

#509BDE #DE509B #9BDE50

tetradic

#509BDE #DA50DE #DE9350 #54DE50

square

#509BDE #DA50DE #DE9350 #54DE50

split-complementary

#509BDE #DE5054 #DEDA50

monochromatic

#1C5D97 #267DCB #509BDE #83B8E8 #B7D6F1

Accessibility & contrast

On white

2.96

#509BDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.08

#509BDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509BDE

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509BDE	#FFFFFF	#000000	##000000
##509BDE	1.00	2.96	7.08	7.08
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.08	21.00	1.00	1.00
##000000	7.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E9DE1

Deuteranopia (green-blind)

#6A90DD

Tritanopia (blue-blind)

#00ABB3

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #509bde;
/* rgb */ color: rgb(80, 155, 222);
/* oklch */ color: oklch(67.1% 0.125 247.8);

Tailwind

colors: {
  custom: {
    50: '#8eb8e8',
    500: '#509bde',
    950: '#000000',
  },
}

SCSS

$custom: #509bde;
$custom-light: #8eb8e8;
$custom-dark: #000000;

JSON

{
  "hex": "#509bde",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 222
  },
  "hsl": {
    "h": 208.31,
    "s": 68.269,
    "l": 59.216
  },
  "oklch": {
    "l": 0.67061,
    "c": 0.12482,
    "h": 247.8
  },
  "luminance": 0.30422
}

Semantic roles & 50–950 ramp

primary

#509BDE

secondary

#E1C3A9

accent

#8F3DEB

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #509BDE

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

Preview Lab → · Contrast checker → · Palette generator →