#3788C5#3788C5

#3788C5 is a mid, vivid cyan. Relative luminance 0.225; OKLCH L 60.5% C 0.121 H 244.7°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX#3788C5
RGBrgb(55, 136, 197)
HSLhsl(206, 56%, 49%)
HSVhsv(206, 72%, 77%)
CMYKcmyk(72.1%, 31%, 0%, 22.7%)
CIE-LABlab(54.50, -4.25, -38.75)
CIE-LCHlch(54.50, 38.98, 263.74°)
OKLaboklab(60.52% -0.0518 -0.1097)
OKLCHoklch(60.52% 0.121 244.7)
XYZxyz(20.4539, 22.4495, 56.0677)
Luminance0.2245 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3788C5 #C57437
analogous
#37C5BB #3788C5 #3741C5
triadic
#3788C5 #C53788 #88C537
tetradic
#3788C5 #BB37C5 #C57437 #41C537
square
#3788C5 #BB37C5 #C57437 #41C537
split-complementary
#3788C5 #C53741 #C5BB37
monochromatic
#1C4665 #2A6795 #3788C5 #65A4D4 #95C1E1

Accessibility & contrast

On white

3.82
#3788C5 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.49
#3788C5 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3788C5
5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3788C5#FFFFFF#000000##000000
##3788C51.003.825.495.49
#FFFFFF3.821.0021.0021.00
#0000005.4921.001.001.00
##0000005.4921.001.001.00

Color blindness preview

Protanopia (red-blind)
#6C8AC8
Deuteranopia (green-blind)
#587CC4
Tritanopia (blue-blind)
#00979E
Achromatopsia (no color)
#828282

Design tokens & code

CSS
--color: #3788c5;
/* rgb */ color: rgb(55, 136, 197);
/* oklch */ color: oklch(60.5% 0.121 244.7);
Tailwind
colors: {
  custom: {
    50: '#7faad7',
    500: '#3788c5',
    950: '#000000',
  },
}
SCSS
$custom: #3788c5;
$custom-light: #7faad7;
$custom-dark: #000000;
JSON
{
  "hex": "#3788c5",
  "rgb": {
    "r": 55,
    "g": 136,
    "b": 197
  },
  "hsl": {
    "h": 205.775,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.60519,
    "c": 0.12136,
    "h": 244.7
  },
  "luminance": 0.22452
}

Semantic roles & 50–950 ramp

primary
#3788C5
secondary
#CDA78B
accent
#8948E0
background
#F8FAFD
surface
#F0F4FA
border
#CBCED3
text
#0B1014
muted
#7C7F83

Preview Lab

Preview with #3788C5

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

Preview Lab → · Contrast checker → · Palette generator →

#3788C5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva