#3391D6#3391D6

#3391D6 is a light, vivid cyan. Relative luminance 0.258; OKLCH L 63.4% C 0.135 H 244.8°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX#3391D6
RGBrgb(51, 145, 214)
HSLhsl(205, 67%, 52%)
HSVhsv(205, 76%, 84%)
CMYKcmyk(76.2%, 32.2%, 0%, 16.1%)
CIE-LABlab(57.85, -3.96, -43.07)
CIE-LCHlch(57.85, 43.25, 264.74°)
OKLaboklab(63.4% -0.0574 -0.1222)
OKLCHoklch(63.4% 0.135 244.8)
XYZxyz(23.6235, 25.8069, 67.3415)
Luminance0.2581 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3391D6 #D67833
analogous
#33D6CA #3391D6 #333FD6
triadic
#3391D6 #D63391 #91D633
tetradic
#3391D6 #CA33D6 #D67833 #3FD633
square
#3391D6 #CA33D6 #D67833 #3FD633
split-complementary
#3391D6 #D6333F #D6CA33
monochromatic
#184F77 #2270AA #3391D6 #66ACE0 #99C8EA

Accessibility & contrast

On white

3.41
#3391D6 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.16
#3391D6 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3391D6
6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3391D6#FFFFFF#000000##000000
##3391D61.003.416.166.16
#FFFFFF3.411.0021.0021.00
#0000006.1621.001.001.00
##0000006.1621.001.001.00

Color blindness preview

Protanopia (red-blind)
#7193D9
Deuteranopia (green-blind)
#5A84D5
Tritanopia (blue-blind)
#00A2AA
Achromatopsia (no color)
#8B8B8B

Design tokens & code

CSS
--color: #3391d6;
/* rgb */ color: rgb(51, 145, 214);
/* oklch */ color: oklch(63.4% 0.135 244.8);
Tailwind
colors: {
  custom: {
    50: '#81b1e3',
    500: '#3391d6',
    950: '#000000',
  },
}
SCSS
$custom: #3391d6;
$custom-light: #81b1e3;
$custom-dark: #000000;
JSON
{
  "hex": "#3391d6",
  "rgb": {
    "r": 51,
    "g": 145,
    "b": 214
  },
  "hsl": {
    "h": 205.399,
    "s": 66.531,
    "l": 51.961
  },
  "oklch": {
    "l": 0.63404,
    "c": 0.13504,
    "h": 244.8
  },
  "luminance": 0.2581
}

Semantic roles & 50–950 ramp

primary
#3391D6
secondary
#D6AD8F
accent
#873EE9
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #3391D6

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

Preview Lab → · Contrast checker → · Palette generator →

#3391D6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva