#4BD3F9#4BD3F9

#4BD3F9 is a light, vivid cyan. Relative luminance 0.549; OKLCH L 80.9% C 0.126 H 220.3°. Best body text is #000000 at 11.98:1 contrast (WCAG AA passes).

Color values

HEX#4BD3F9
RGBrgb(75, 211, 249)
HSLhsl(193, 94%, 64%)
HSVhsv(193, 70%, 98%)
CMYKcmyk(69.9%, 15.3%, 0%, 2.4%)
CIE-LABlab(78.99, -24.77, -29.27)
CIE-LCHlch(78.99, 38.34, 229.76°)
OKLaboklab(80.89% -0.0963 -0.0817)
OKLCHoklch(80.89% 0.126 220.3)
XYZxyz(43.2877, 54.9190, 97.9232)
Luminance0.5492 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4BD3F9 #F9714B
analogous
#4BF9C8 #4BD3F9 #4B7CF9
triadic
#4BD3F9 #F94BD3 #D3F94B
tetradic
#4BD3F9 #C84BF9 #F9714B #7CF94B
square
#4BD3F9 #C84BF9 #F9714B #7CF94B
split-complementary
#4BD3F9 #F94B7C #F9C84B
monochromatic
#079AC3 #10C5F7 #4BD3F9 #86E1FB #C1F0FD

Accessibility & contrast

On white

1.75
#4BD3F9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

11.98
#4BD3F9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BD3F9
11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4BD3F9#FFFFFF#000000##000000
##4BD3F91.001.7511.9811.98
#FFFFFF1.751.0021.0021.00
#00000011.9821.001.001.00
##00000011.9821.001.001.00

Color blindness preview

Protanopia (red-blind)
#BCCEFB
Deuteranopia (green-blind)
#A4BCF9
Tritanopia (blue-blind)
#00DFDF
Achromatopsia (no color)
#C4C4C4

Design tokens & code

CSS
--color: #4bd3f9;
/* rgb */ color: rgb(75, 211, 249);
/* oklch */ color: oklch(80.9% 0.126 220.3);
Tailwind
colors: {
  custom: {
    50: '#92e0fb',
    500: '#4bd3f9',
    950: '#000000',
  },
}
SCSS
$custom: #4bd3f9;
$custom-light: #92e0fb;
$custom-dark: #000000;
JSON
{
  "hex": "#4bd3f9",
  "rgb": {
    "r": 75,
    "g": 211,
    "b": 249
  },
  "hsl": {
    "h": 193.103,
    "s": 93.548,
    "l": 63.529
  },
  "oklch": {
    "l": 0.8089,
    "c": 0.12632,
    "h": 220.3
  },
  "luminance": 0.54924
}

Semantic roles & 50–950 ramp

primary
#4BD3F9
secondary
#C04928
accent
#3200E6
background
#FCFEFF
surface
#F5FCFF
border
#CFD5D7
text
#0F1517
muted
#808485

Preview Lab

Preview with #4BD3F9

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

Preview Lab → · Contrast checker → · Palette generator →

#4BD3F9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva