#4EC1E9#4EC1E9

#4EC1E9 is a light, moderate cyan. Relative luminance 0.456; OKLCH L 76.2% C 0.117 H 224.7°. Best body text is #000000 at 10.13:1 contrast (WCAG AA passes).

Color values

HEX#4EC1E9
RGBrgb(78, 193, 233)
HSLhsl(195, 78%, 61%)
HSVhsv(195, 67%, 91%)
CMYKcmyk(66.5%, 17.2%, 0%, 8.6%)
CIE-LABlab(73.31, -20.16, -29.40)
CIE-LCHlch(73.31, 35.65, 235.56°)
OKLaboklab(76.16% -0.0831 -0.0821)
OKLCHoklch(76.16% 0.117 224.7)
XYZxyz(36.9139, 45.6388, 83.9387)
Luminance0.4564 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4EC1E9 #E9764E
analogous
#4EE9C3 #4EC1E9 #4E73E9
triadic
#4EC1E9 #E94EC1 #C1E94E
tetradic
#4EC1E9 #C34EE9 #E9764E #73E94E
square
#4EC1E9 #C34EE9 #E9764E #73E94E
split-complementary
#4EC1E9 #E94E73 #E9C34E
monochromatic
#1582A8 #1CACDE #4EC1E9 #84D4F0 #BBE7F7

Accessibility & contrast

On white

2.07
#4EC1E9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.13
#4EC1E9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EC1E9
10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4EC1E9#FFFFFF#000000##000000
##4EC1E91.002.0710.1310.13
#FFFFFF2.071.0021.0021.00
#00000010.1321.001.001.00
##00000010.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#ABBDEB
Deuteranopia (green-blind)
#95ADE9
Tritanopia (blue-blind)
#00CDCE
Achromatopsia (no color)
#B4B4B4

Design tokens & code

CSS
--color: #4ec1e9;
/* rgb */ color: rgb(78, 193, 233);
/* oklch */ color: oklch(76.2% 0.117 224.7);
Tailwind
colors: {
  custom: {
    50: '#90d3f0',
    500: '#4ec1e9',
    950: '#000000',
  },
}
SCSS
$custom: #4ec1e9;
$custom-light: #90d3f0;
$custom-dark: #000000;
JSON
{
  "hex": "#4ec1e9",
  "rgb": {
    "r": 78,
    "g": 193,
    "b": 233
  },
  "hsl": {
    "h": 195.484,
    "s": 77.889,
    "l": 60.98
  },
  "oklch": {
    "l": 0.76163,
    "c": 0.11689,
    "h": 224.7
  },
  "luminance": 0.45643
}

Semantic roles & 50–950 ramp

primary
#4EC1E9
secondary
#E7BBAC
accent
#410BDA
background
#F9FCFE
surface
#F2F9FD
border
#CCD2D5
text
#0E1416
muted
#7E8284

Preview Lab

Preview with #4EC1E9

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

Preview Lab → · Contrast checker → · Palette generator →

#4EC1E9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva