#509BDA#509BDA

#509BDA is a light, vivid cyan. Relative luminance 0.302; OKLCH L 66.9% C 0.120 H 246.2°. Best body text is #000000 at 7.04:1 contrast (WCAG AA passes).

Color values

HEX#509BDA
RGBrgb(80, 155, 218)
HSLhsl(207, 65%, 58%)
HSVhsv(207, 63%, 85%)
CMYKcmyk(63.3%, 28.9%, 0%, 14.5%)
CIE-LABlab(61.83, -4.07, -38.98)
CIE-LCHlch(61.83, 39.19, 264.04°)
OKLaboklab(66.86% -0.0484 -0.1099)
OKLCHoklch(66.86% 0.12 246.2)
XYZxyz(27.6798, 30.2074, 70.6879)
Luminance0.3021 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#509BDA #DA8F50
analogous
#50DAD4 #509BDA #5056DA
triadic
#509BDA #DA509B #9BDA50
tetradic
#509BDA #D450DA #DA8F50 #56DA50
square
#509BDA #D450DA #DA8F50 #56DA50
split-complementary
#509BDA #DA5056 #DAD450
monochromatic
#1F5D91 #297DC3 #509BDA #83B8E5 #B5D5EF

Accessibility & contrast

On white

2.98
#509BDA on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.04
#509BDA on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509BDA
7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##509BDA#FFFFFF#000000##000000
##509BDA1.002.987.047.04
#FFFFFF2.981.0021.0021.00
#0000007.0421.001.001.00
##0000007.0421.001.001.00

Color blindness preview

Protanopia (red-blind)
#7F9DDD
Deuteranopia (green-blind)
#6D8FD9
Tritanopia (blue-blind)
#00AAB1
Achromatopsia (no color)
#959595

Design tokens & code

CSS
--color: #509bda;
/* rgb */ color: rgb(80, 155, 218);
/* oklch */ color: oklch(66.9% 0.120 246.2);
Tailwind
colors: {
  custom: {
    50: '#8eb8e5',
    500: '#509bda',
    950: '#000000',
  },
}
SCSS
$custom: #509bda;
$custom-light: #8eb8e5;
$custom-dark: #000000;
JSON
{
  "hex": "#509bda",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 218
  },
  "hsl": {
    "h": 207.391,
    "s": 65.094,
    "l": 58.431
  },
  "oklch": {
    "l": 0.66858,
    "c": 0.12011,
    "h": 246.2
  },
  "luminance": 0.3021
}

Semantic roles & 50–950 ramp

primary
#509BDA
secondary
#DEC1A8
accent
#8D40E8
background
#F9FBFE
surface
#F2F6FC
border
#CCD0D5
text
#0D1116
muted
#7E8084

Preview Lab

Preview with #509BDA

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

Preview Lab → · Contrast checker → · Palette generator →

#509BDA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva