#3998D2#3998D2

#3998D2 is a light, vivid cyan. Relative luminance 0.280; OKLCH L 65.0% C 0.123 H 239.7°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX#3998D2
RGBrgb(57, 152, 210)
HSLhsl(203, 63%, 52%)
HSVhsv(203, 73%, 82%)
CMYKcmyk(72.9%, 27.6%, 0%, 17.6%)
CIE-LABlab(59.87, -8.62, -37.65)
CIE-LCHlch(59.87, 38.63, 257.11°)
OKLaboklab(64.98% -0.0621 -0.1063)
OKLCHoklch(64.98% 0.123 239.7)
XYZxyz(24.5439, 27.9767, 65.0668)
Luminance0.2798 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3998D2 #D27339
analogous
#39D2BF #3998D2 #394CD2
triadic
#3998D2 #D23998 #98D239
tetradic
#3998D2 #BF39D2 #D27339 #4CD239
square
#3998D2 #BF39D2 #D27339 #4CD239
split-complementary
#3998D2 #D2394C #D2BF39
monochromatic
#1B5376 #2677A8 #3998D2 #6BB2DD #9DCCE9

Accessibility & contrast

On white

3.18
#3998D2 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.60
#3998D2 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3998D2
6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3998D2#FFFFFF#000000##000000
##3998D21.003.186.606.60
#FFFFFF3.181.0021.0021.00
#0000006.6021.001.001.00
##0000006.6021.001.001.00

Color blindness preview

Protanopia (red-blind)
#7D98D5
Deuteranopia (green-blind)
#688AD1
Tritanopia (blue-blind)
#00A7AC
Achromatopsia (no color)
#909090

Design tokens & code

CSS
--color: #3998d2;
/* rgb */ color: rgb(57, 152, 210);
/* oklch */ color: oklch(65.0% 0.123 239.7);
Tailwind
colors: {
  custom: {
    50: '#83b6e0',
    500: '#3998d2',
    950: '#000000',
  },
}
SCSS
$custom: #3998d2;
$custom-light: #83b6e0;
$custom-dark: #000000;
JSON
{
  "hex": "#3998d2",
  "rgb": {
    "r": 57,
    "g": 152,
    "b": 210
  },
  "hsl": {
    "h": 202.745,
    "s": 62.963,
    "l": 52.353
  },
  "oklch": {
    "l": 0.64979,
    "c": 0.12314,
    "h": 239.7
  },
  "luminance": 0.27979
}

Semantic roles & 50–950 ramp

primary
#3998D2
secondary
#D5AB92
accent
#8042E6
background
#F8FBFD
surface
#F0F6FB
border
#CBD0D4
text
#0C1115
muted
#7D8083

Preview Lab

Preview with #3998D2

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

Preview Lab → · Contrast checker → · Palette generator →

#3998D2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva