#3388E2#3388E2

#3388E2 is a light, vivid cyan. Relative luminance 0.238; OKLCH L 62.1% C 0.158 H 252.9°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX#3388E2
RGBrgb(51, 136, 226)
HSLhsl(211, 75%, 54%)
HSVhsv(211, 77%, 89%)
CMYKcmyk(77.4%, 39.8%, 0%, 11.4%)
CIE-LABlab(55.89, 5.69, -52.90)
CIE-LCHlch(55.89, 53.20, 276.14°)
OKLaboklab(62.06% -0.0464 -0.1512)
OKLCHoklch(62.06% 0.158 252.9)
XYZxyz(23.8917, 23.8003, 75.2715)
Luminance0.2380 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3388E2 #E28D33
analogous
#33E0E2 #3388E2 #3633E2
triadic
#3388E2 #E23388 #88E233
tetradic
#3388E2 #E233E0 #E28D33 #33E236
square
#3388E2 #E233E0 #E28D33 #33E236
split-complementary
#3388E2 #E23633 #E0E233
monochromatic
#134C87 #1B6ABD #3388E2 #69A7EA #9EC7F1

Accessibility & contrast

On white

3.65
#3388E2 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.76
#3388E2 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3388E2
5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3388E2#FFFFFF#000000##000000
##3388E21.003.655.765.76
#FFFFFF3.651.0021.0021.00
#0000005.7621.001.001.00
##0000005.7621.001.001.00

Color blindness preview

Protanopia (red-blind)
#5D8FE6
Deuteranopia (green-blind)
#407FE0
Tritanopia (blue-blind)
#009DAA
Achromatopsia (no color)
#868686

Design tokens & code

CSS
--color: #3388e2;
/* rgb */ color: rgb(51, 136, 226);
/* oklch */ color: oklch(62.1% 0.158 252.9);
Tailwind
colors: {
  custom: {
    50: '#83aaeb',
    500: '#3388e2',
    950: '#000000',
  },
}
SCSS
$custom: #3388e2;
$custom-light: #83aaeb;
$custom-dark: #000000;
JSON
{
  "hex": "#3388e2",
  "rgb": {
    "r": 51,
    "g": 136,
    "b": 226
  },
  "hsl": {
    "h": 210.857,
    "s": 75.107,
    "l": 54.314
  },
  "oklch": {
    "l": 0.62064,
    "c": 0.15813,
    "h": 252.9
  },
  "luminance": 0.23803
}

Semantic roles & 50–950 ramp

primary
#3388E2
secondary
#DEB993
accent
#9736F2
background
#F8FAFE
surface
#F0F4FD
border
#CBCED5
text
#0C0F16
muted
#7D7F84

Preview Lab

Preview with #3388E2

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

Preview Lab → · Contrast checker → · Palette generator →

#3388E2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva