#4188DA#4188DA

#4188DA is a light, vivid cyan. Relative luminance 0.238; OKLCH L 62.0% C 0.143 H 253.8°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX#4188DA
RGBrgb(65, 136, 218)
HSLhsl(212, 67%, 55%)
HSVhsv(212, 70%, 85%)
CMYKcmyk(70.2%, 37.6%, 0%, 14.5%)
CIE-LABlab(55.88, 4.60, -48.41)
CIE-LCHlch(55.88, 48.63, 275.42°)
OKLaboklab(62.04% -0.0399 -0.1378)
OKLCHoklch(62.04% 0.143 253.8)
XYZxyz(23.6343, 23.7915, 69.6627)
Luminance0.2379 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4188DA #DA9341
analogous
#41D4DA #4188DA #4641DA
triadic
#4188DA #DA4188 #88DA41
tetradic
#4188DA #DA41D4 #DA9341 #41DA46
square
#4188DA #DA41D4 #DA9341 #41DA46
split-complementary
#4188DA #DA4641 #D4DA41
monochromatic
#1A4C86 #246ABA #4188DA #74A8E4 #A7C8EE

Accessibility & contrast

On white

3.65
#4188DA on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.76
#4188DA on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4188DA
5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4188DA#FFFFFF#000000##000000
##4188DA1.003.655.765.76
#FFFFFF3.651.0021.0021.00
#0000005.7621.001.001.00
##0000005.7621.001.001.00

Color blindness preview

Protanopia (red-blind)
#638EDD
Deuteranopia (green-blind)
#4C7FD8
Tritanopia (blue-blind)
#009BA6
Achromatopsia (no color)
#868686

Design tokens & code

CSS
--color: #4188da;
/* rgb */ color: rgb(65, 136, 218);
/* oklch */ color: oklch(62.0% 0.143 253.8);
Tailwind
colors: {
  custom: {
    50: '#87aae6',
    500: '#4188da',
    950: '#000000',
  },
}
SCSS
$custom: #4188da;
$custom-light: #87aae6;
$custom-dark: #000000;
JSON
{
  "hex": "#4188da",
  "rgb": {
    "r": 65,
    "g": 136,
    "b": 218
  },
  "hsl": {
    "h": 212.157,
    "s": 67.401,
    "l": 55.49
  },
  "oklch": {
    "l": 0.62036,
    "c": 0.14349,
    "h": 253.8
  },
  "luminance": 0.23794
}

Semantic roles & 50–950 ramp

primary
#4188DA
secondary
#DBBE9C
accent
#9A3EEA
background
#F8FAFE
surface
#F0F4FC
border
#CBCED5
text
#0D0F16
muted
#7D7F84

Preview Lab

Preview with #4188DA

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

Preview Lab → · Contrast checker → · Palette generator →

#4188DA Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva