#3786B4#3786B4

#3786B4 is a mid, moderate cyan. Relative luminance 0.212; OKLCH L 59.2% C 0.104 H 237.8°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX#3786B4
RGBrgb(55, 134, 180)
HSLhsl(202, 53%, 46%)
HSVhsv(202, 69%, 71%)
CMYKcmyk(69.4%, 25.6%, 0%, 29.4%)
CIE-LABlab(53.12, -9.02, -31.21)
CIE-LCHlch(53.12, 32.49, 253.88°)
OKLaboklab(59.17% -0.0553 -0.0879)
OKLCHoklch(59.17% 0.104 237.8)
XYZxyz(18.3357, 21.1557, 46.2883)
Luminance0.2116 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3786B4 #B46537
analogous
#37B4A3 #3786B4 #3747B4
triadic
#3786B4 #B43786 #86B437
tetradic
#3786B4 #A337B4 #B46537 #47B437
square
#3786B4 #A337B4 #B46537 #47B437
split-complementary
#3786B4 #B43747 #B4A337
monochromatic
#1A4056 #296385 #3786B4 #5BA3CD #8ABDDB

Accessibility & contrast

On white

4.01
#3786B4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.23
#3786B4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3786B4
5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3786B4#FFFFFF#000000##000000
##3786B41.004.015.235.23
#FFFFFF4.011.0021.0021.00
#0000005.2321.001.001.00
##0000005.2321.001.001.00

Color blindness preview

Protanopia (red-blind)
#7086B6
Deuteranopia (green-blind)
#5F79B3
Tritanopia (blue-blind)
#009296
Achromatopsia (no color)
#7F7F7F

Design tokens & code

CSS
--color: #3786b4;
/* rgb */ color: rgb(55, 134, 180);
/* oklch */ color: oklch(59.2% 0.104 237.8);
Tailwind
colors: {
  custom: {
    50: '#7da9ca',
    500: '#3786b4',
    950: '#000000',
  },
}
SCSS
$custom: #3786b4;
$custom-light: #7da9ca;
$custom-dark: #000000;
JSON
{
  "hex": "#3786b4",
  "rgb": {
    "r": 55,
    "g": 134,
    "b": 180
  },
  "hsl": {
    "h": 202.08,
    "s": 53.191,
    "l": 46.078
  },
  "oklch": {
    "l": 0.59167,
    "c": 0.10383,
    "h": 237.8
  },
  "luminance": 0.21158
}

Semantic roles & 50–950 ramp

primary
#3786B4
secondary
#C69A81
accent
#814BDD
background
#F8FAFC
surface
#EFF4F8
border
#CACED1
text
#0B0F13
muted
#7C7F82

Preview Lab

Preview with #3786B4

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

Preview Lab → · Contrast checker → · Palette generator →

#3786B4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva