#3387D4#3387D4

#3387D4 is a mid, vivid cyan. Relative luminance 0.228; OKLCH L 61.0% C 0.142 H 249.8°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX#3387D4
RGBrgb(51, 135, 212)
HSLhsl(209, 65%, 52%)
HSVhsv(209, 76%, 83%)
CMYKcmyk(75.9%, 36.3%, 0%, 16.9%)
CIE-LABlab(54.85, 1.19, -46.70)
CIE-LCHlch(54.85, 46.71, 271.46°)
OKLaboklab(61.01% -0.049 -0.133)
OKLCHoklch(61.01% 0.142 249.8)
XYZxyz(21.9084, 22.7827, 65.5174)
Luminance0.2278 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3387D4 #D48033
analogous
#33D4D1 #3387D4 #3337D4
triadic
#3387D4 #D43387 #87D433
tetradic
#3387D4 #D133D4 #D48033 #37D433
square
#3387D4 #D133D4 #D48033 #37D433
split-complementary
#3387D4 #D43337 #D4D133
monochromatic
#184874 #2368A7 #3387D4 #66A5DF #98C2E9

Accessibility & contrast

On white

3.78
#3387D4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.56
#3387D4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3387D4
5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3387D4#FFFFFF#000000##000000
##3387D41.003.785.565.56
#FFFFFF3.781.0021.0021.00
#0000005.5621.001.001.00
##0000005.5621.001.001.00

Color blindness preview

Protanopia (red-blind)
#638BD7
Deuteranopia (green-blind)
#4B7DD2
Tritanopia (blue-blind)
#0099A3
Achromatopsia (no color)
#838383

Design tokens & code

CSS
--color: #3387d4;
/* rgb */ color: rgb(51, 135, 212);
/* oklch */ color: oklch(61.0% 0.142 249.8);
Tailwind
colors: {
  custom: {
    50: '#81a9e1',
    500: '#3387d4',
    950: '#000000',
  },
}
SCSS
$custom: #3387d4;
$custom-light: #81a9e1;
$custom-dark: #000000;
JSON
{
  "hex": "#3387d4",
  "rgb": {
    "r": 51,
    "g": 135,
    "b": 212
  },
  "hsl": {
    "h": 208.696,
    "s": 65.182,
    "l": 51.569
  },
  "oklch": {
    "l": 0.61006,
    "c": 0.14172,
    "h": 249.8
  },
  "luminance": 0.22785
}

Semantic roles & 50–950 ramp

primary
#3387D4
secondary
#D5B08E
accent
#9040E8
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C0F15
muted
#7D7F83

Preview Lab

Preview with #3387D4

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

Preview Lab → · Contrast checker → · Palette generator →

#3387D4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva