#3689B6#3689B6

#3689B6 is a mid, moderate cyan. Relative luminance 0.221; OKLCH L 60.0% C 0.105 H 236.1°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX#3689B6
RGBrgb(54, 137, 182)
HSLhsl(201, 54%, 46%)
HSVhsv(201, 70%, 71%)
CMYKcmyk(70.3%, 24.7%, 0%, 28.6%)
CIE-LABlab(54.08, -10.20, -30.86)
CIE-LCHlch(54.08, 32.50, 251.72°)
OKLaboklab(59.95% -0.0583 -0.0868)
OKLCHoklch(59.95% 0.105 236.1)
XYZxyz(18.9072, 22.0509, 47.5067)
Luminance0.2205 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3689B6 #B66336
analogous
#36B6A3 #3689B6 #3649B6
triadic
#3689B6 #B63689 #89B636
tetradic
#3689B6 #A336B6 #B66336 #49B636
square
#3689B6 #A336B6 #B66336 #49B636
split-complementary
#3689B6 #B63649 #B6A336
monochromatic
#1A4258 #286587 #3689B6 #5BA6CE #8ABFDC

Accessibility & contrast

On white

3.88
#3689B6 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.41
#3689B6 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3689B6
5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3689B6#FFFFFF#000000##000000
##3689B61.003.885.415.41
#FFFFFF3.881.0021.0021.00
#0000005.4121.001.001.00
##0000005.4121.001.001.00

Color blindness preview

Protanopia (red-blind)
#7488B8
Deuteranopia (green-blind)
#627CB5
Tritanopia (blue-blind)
#009598
Achromatopsia (no color)
#818181

Design tokens & code

CSS
--color: #3689b6;
/* rgb */ color: rgb(54, 137, 182);
/* oklch */ color: oklch(60.0% 0.105 236.1);
Tailwind
colors: {
  custom: {
    50: '#7dabcc',
    500: '#3689b6',
    950: '#000000',
  },
}
SCSS
$custom: #3689b6;
$custom-light: #7dabcc;
$custom-dark: #000000;
JSON
{
  "hex": "#3689b6",
  "rgb": {
    "r": 54,
    "g": 137,
    "b": 182
  },
  "hsl": {
    "h": 201.094,
    "s": 54.237,
    "l": 46.275
  },
  "oklch": {
    "l": 0.59952,
    "c": 0.10458,
    "h": 236.1
  },
  "luminance": 0.22053
}

Semantic roles & 50–950 ramp

primary
#3689B6
secondary
#C69A81
accent
#7E4ADE
background
#F8FAFC
surface
#EFF4F8
border
#CACED1
text
#0B1013
muted
#7C7F82

Preview Lab

Preview with #3689B6

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

Preview Lab → · Contrast checker → · Palette generator →

#3689B6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva