#509BE5#509BE5

#509BE5 is a light, vivid cyan. Relative luminance 0.308; OKLCH L 67.4% C 0.133 H 250.2°. Best body text is #000000 at 7.16:1 contrast (WCAG AA passes).

Color values

HEX#509BE5
RGBrgb(80, 155, 229)
HSLhsl(210, 74%, 61%)
HSVhsv(210, 65%, 90%)
CMYKcmyk(65.1%, 32.3%, 0%, 10.2%)
CIE-LABlab(62.34, -0.42, -44.28)
CIE-LCHlch(62.34, 44.28, 269.45°)
OKLaboklab(67.42% -0.0452 -0.1253)
OKLCHoklch(67.42% 0.133 250.2)
XYZxyz(29.1672, 30.8024, 78.5219)
Luminance0.3080 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#509BE5 #E59A50
analogous
#50E5E5 #509BE5 #5050E5
triadic
#509BE5 #E5509B #9BE550
tetradic
#509BE5 #E550E5 #E59A50 #50E550
square
#509BE5 #E550E5 #E59A50 #50E550
split-complementary
#509BE5 #E55050 #E5E550
monochromatic
#185EA2 #207DD8 #509BE5 #85B9ED #BBD8F5

Accessibility & contrast

On white

2.93
#509BE5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.16
#509BE5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #509BE5
7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##509BE5#FFFFFF#000000##000000
##509BE51.002.937.167.16
#FFFFFF2.931.0021.0021.00
#0000007.1621.001.001.00
##0000007.1621.001.001.00

Color blindness preview

Protanopia (red-blind)
#7B9FE8
Deuteranopia (green-blind)
#6690E4
Tritanopia (blue-blind)
#00ACB6
Achromatopsia (no color)
#979797

Design tokens & code

CSS
--color: #509be5;
/* rgb */ color: rgb(80, 155, 229);
/* oklch */ color: oklch(67.4% 0.133 250.2);
Tailwind
colors: {
  custom: {
    50: '#8fb8ed',
    500: '#509be5',
    950: '#000000',
  },
}
SCSS
$custom: #509be5;
$custom-light: #8fb8ed;
$custom-dark: #000000;
JSON
{
  "hex": "#509be5",
  "rgb": {
    "r": 80,
    "g": 155,
    "b": 229
  },
  "hsl": {
    "h": 209.799,
    "s": 74.129,
    "l": 60.588
  },
  "oklch": {
    "l": 0.67424,
    "c": 0.13325,
    "h": 250.2
  },
  "luminance": 0.30805
}

Semantic roles & 50–950 ramp

primary
#509BE5
secondary
#E5C8AC
accent
#720FD6
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0E1116
muted
#7E8084

Preview Lab

Preview with #509BE5

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

Preview Lab → · Contrast checker → · Palette generator →

#509BE5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva