#3984C9#3984C9

#3984C9 is a mid, vivid cyan. Relative luminance 0.216; OKLCH L 59.9% C 0.129 H 249.3°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX#3984C9
RGBrgb(57, 132, 201)
HSLhsl(209, 57%, 51%)
HSVhsv(209, 72%, 79%)
CMYKcmyk(71.6%, 34.3%, 0%, 21.2%)
CIE-LABlab(53.59, -0.20, -42.46)
CIE-LCHlch(53.59, 42.46, 269.73°)
OKLaboklab(59.88% -0.0457 -0.1206)
OKLCHoklch(59.88% 0.129 249.3)
XYZxyz(20.4773, 21.5872, 58.3346)
Luminance0.2159 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3984C9 #C97E39
analogous
#39C9C6 #3984C9 #393CC9
triadic
#3984C9 #C93984 #84C939
tetradic
#3984C9 #C639C9 #C97E39 #3CC939
square
#3984C9 #C639C9 #C97E39 #3CC939
split-complementary
#3984C9 #C9393C #C9C639
monochromatic
#1D456B #2A659B #3984C9 #69A2D6 #99C0E3

Accessibility & contrast

On white

3.95
#3984C9 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.32
#3984C9 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3984C9
5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3984C9#FFFFFF#000000##000000
##3984C91.003.955.325.32
#FFFFFF3.951.0021.0021.00
#0000005.3221.001.001.00
##0000005.3221.001.001.00

Color blindness preview

Protanopia (red-blind)
#6587CC
Deuteranopia (green-blind)
#507AC8
Tritanopia (blue-blind)
#00949D
Achromatopsia (no color)
#808080

Design tokens & code

CSS
--color: #3984c9;
/* rgb */ color: rgb(57, 132, 201);
/* oklch */ color: oklch(59.9% 0.129 249.3);
Tailwind
colors: {
  custom: {
    50: '#81a7da',
    500: '#3984c9',
    950: '#000000',
  },
}
SCSS
$custom: #3984c9;
$custom-light: #81a7da;
$custom-dark: #000000;
JSON
{
  "hex": "#3984c9",
  "rgb": {
    "r": 57,
    "g": 132,
    "b": 201
  },
  "hsl": {
    "h": 208.75,
    "s": 57.143,
    "l": 50.588
  },
  "oklch": {
    "l": 0.59881,
    "c": 0.12893,
    "h": 249.3
  },
  "luminance": 0.21589
}

Semantic roles & 50–950 ramp

primary
#3984C9
secondary
#CFAE8F
accent
#9147E0
background
#F8FAFD
surface
#F0F4FA
border
#CBCED3
text
#0C0F15
muted
#7D7F83

Preview Lab

Preview with #3984C9

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

Preview Lab → · Contrast checker → · Palette generator →

#3984C9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva