#388DC3#388DC3

#388DC3 is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.6% C 0.115 H 240.4°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX#388DC3
RGBrgb(56, 141, 195)
HSLhsl(203, 55%, 49%)
HSVhsv(203, 71%, 76%)
CMYKcmyk(71.3%, 27.7%, 0%, 23.5%)
CIE-LABlab(55.92, -7.70, -35.40)
CIE-LCHlch(55.92, 36.22, 257.73°)
OKLaboklab(61.61% -0.0568 -0.0999)
OKLCHoklch(61.61% 0.115 240.4)
XYZxyz(21.0023, 23.8283, 55.1116)
Luminance0.2383 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#388DC3 #C36E38
analogous
#38C3B3 #388DC3 #3848C3
triadic
#388DC3 #C3388D #8DC338
tetradic
#388DC3 #B338C3 #C36E38 #48C338
square
#388DC3 #B338C3 #C36E38 #48C338
split-complementary
#388DC3 #C33848 #C3B338
monochromatic
#1D4864 #2A6B93 #388DC3 #65A8D3 #95C3E1

Accessibility & contrast

On white

3.64
#388DC3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.77
#388DC3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388DC3
5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##388DC3#FFFFFF#000000##000000
##388DC31.003.645.775.77
#FFFFFF3.641.0021.0021.00
#0000005.7721.001.001.00
##0000005.7721.001.001.00

Color blindness preview

Protanopia (red-blind)
#748DC5
Deuteranopia (green-blind)
#6180C2
Tritanopia (blue-blind)
#009AA0
Achromatopsia (no color)
#868686

Design tokens & code

CSS
--color: #388dc3;
/* rgb */ color: rgb(56, 141, 195);
/* oklch */ color: oklch(61.6% 0.115 240.4);
Tailwind
colors: {
  custom: {
    50: '#80aed5',
    500: '#388dc3',
    950: '#000000',
  },
}
SCSS
$custom: #388dc3;
$custom-light: #80aed5;
$custom-dark: #000000;
JSON
{
  "hex": "#388dc3",
  "rgb": {
    "r": 56,
    "g": 141,
    "b": 195
  },
  "hsl": {
    "h": 203.309,
    "s": 55.378,
    "l": 49.216
  },
  "oklch": {
    "l": 0.61615,
    "c": 0.11492,
    "h": 240.4
  },
  "luminance": 0.23831
}

Semantic roles & 50–950 ramp

primary
#388DC3
secondary
#CCA48B
accent
#8349DF
background
#F8FAFD
surface
#F0F4FA
border
#CBCED3
text
#0B1014
muted
#7C7F83

Preview Lab

Preview with #388DC3

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

Preview Lab → · Contrast checker → · Palette generator →

#388DC3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva