#388DE3#388DE3

#388DE3 is a light, vivid cyan. Relative luminance 0.254; OKLCH L 63.4% C 0.153 H 251.8°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX#388DE3
RGBrgb(56, 141, 227)
HSLhsl(210, 75%, 55%)
HSVhsv(210, 75%, 89%)
CMYKcmyk(75.3%, 37.9%, 0%, 11%)
CIE-LABlab(57.50, 3.63, -50.89)
CIE-LCHlch(57.50, 51.02, 274.09°)
OKLaboklab(63.38% -0.0478 -0.1451)
OKLCHoklch(63.38% 0.153 251.8)
XYZxyz(25.0157, 25.4337, 76.2489)
Luminance0.2544 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#388DE3 #E38E38
analogous
#38E3E3 #388DE3 #3838E3
triadic
#388DE3 #E3388D #8DE338
tetradic
#388DE3 #E338E3 #E38E38 #38E338
square
#388DE3 #E338E3 #E38E38 #38E338
split-complementary
#388DE3 #E33838 #E3E338
monochromatic
#14508D #1B6EC2 #388DE3 #6EACEB #A3CAF2

Accessibility & contrast

On white

3.45
#388DE3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.09
#388DE3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388DE3
6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##388DE3#FFFFFF#000000##000000
##388DE31.003.456.096.09
#FFFFFF3.451.0021.0021.00
#0000006.0921.001.001.00
##0000006.0921.001.001.00

Color blindness preview

Protanopia (red-blind)
#6593E6
Deuteranopia (green-blind)
#4A83E1
Tritanopia (blue-blind)
#00A1AD
Achromatopsia (no color)
#8A8A8A

Design tokens & code

CSS
--color: #388de3;
/* rgb */ color: rgb(56, 141, 227);
/* oklch */ color: oklch(63.4% 0.153 251.8);
Tailwind
colors: {
  custom: {
    50: '#85adec',
    500: '#388de3',
    950: '#000000',
  },
}
SCSS
$custom: #388de3;
$custom-light: #85adec;
$custom-dark: #000000;
JSON
{
  "hex": "#388de3",
  "rgb": {
    "r": 56,
    "g": 141,
    "b": 227
  },
  "hsl": {
    "h": 210.175,
    "s": 75.33,
    "l": 55.49
  },
  "oklch": {
    "l": 0.63376,
    "c": 0.15278,
    "h": 251.8
  },
  "luminance": 0.25437
}

Semantic roles & 50–950 ramp

primary
#388DE3
secondary
#DFBC98
accent
#9436F2
background
#F9FAFE
surface
#F1F4FD
border
#CBCED5
text
#0D1016
muted
#7E7F84

Preview Lab

Preview with #388DE3

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

Preview Lab → · Contrast checker → · Palette generator →

#388DE3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva