#3689C4#3689C4

#3689C4 is a mid, moderate cyan. Relative luminance 0.227; OKLCH L 60.7% C 0.120 H 243.4°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX#3689C4
RGBrgb(54, 137, 196)
HSLhsl(205, 57%, 49%)
HSVhsv(205, 72%, 77%)
CMYKcmyk(72.4%, 30.1%, 0%, 23.1%)
CIE-LABlab(54.72, -5.33, -37.84)
CIE-LCHlch(54.72, 38.22, 261.99°)
OKLaboklab(60.67% -0.0537 -0.1071)
OKLCHoklch(60.67% 0.12 243.4)
XYZxyz(20.4269, 22.6588, 55.5109)
Luminance0.2266 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3689C4 #C47136
analogous
#36C4B8 #3689C4 #3642C4
triadic
#3689C4 #C43689 #89C436
tetradic
#3689C4 #B836C4 #C47136 #42C436
square
#3689C4 #B836C4 #C47136 #42C436
split-complementary
#3689C4 #C43642 #C4B836
monochromatic
#1C4664 #296794 #3689C4 #63A5D4 #93C1E1

Accessibility & contrast

On white

3.80
#3689C4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.53
#3689C4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3689C4
5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3689C4#FFFFFF#000000##000000
##3689C41.003.805.535.53
#FFFFFF3.801.0021.0021.00
#0000005.5321.001.001.00
##0000005.5321.001.001.00

Color blindness preview

Protanopia (red-blind)
#6E8AC7
Deuteranopia (green-blind)
#5A7DC3
Tritanopia (blue-blind)
#00979E
Achromatopsia (no color)
#838383

Design tokens & code

CSS
--color: #3689c4;
/* rgb */ color: rgb(54, 137, 196);
/* oklch */ color: oklch(60.7% 0.120 243.4);
Tailwind
colors: {
  custom: {
    50: '#7fabd6',
    500: '#3689c4',
    950: '#000000',
  },
}
SCSS
$custom: #3689c4;
$custom-light: #7fabd6;
$custom-dark: #000000;
JSON
{
  "hex": "#3689c4",
  "rgb": {
    "r": 54,
    "g": 137,
    "b": 196
  },
  "hsl": {
    "h": 204.93,
    "s": 56.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.60667,
    "c": 0.11979,
    "h": 243.4
  },
  "luminance": 0.22661
}

Semantic roles & 50–950 ramp

primary
#3689C4
secondary
#CCA589
accent
#8748E0
background
#F8FAFD
surface
#EFF4FA
border
#CACED3
text
#0B1014
muted
#7C7F83

Preview Lab

Preview with #3689C4

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

Preview Lab → · Contrast checker → · Palette generator →

#3689C4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva