#4BB3D9#4BB3D9

#4BB3D9 is a light, moderate cyan. Relative luminance 0.387; OKLCH L 72.1% C 0.109 H 225.6°. Best body text is #000000 at 8.75:1 contrast (WCAG AA passes).

Color values

HEX#4BB3D9
RGBrgb(75, 179, 217)
HSLhsl(196, 65%, 57%)
HSVhsv(196, 65%, 85%)
CMYKcmyk(65.4%, 17.5%, 0%, 14.9%)
CIE-LABlab(68.56, -18.34, -28.00)
CIE-LCHlch(68.56, 33.47, 236.78°)
OKLaboklab(72.14% -0.0766 -0.0782)
OKLCHoklch(72.14% 0.109 225.6)
XYZxyz(31.5411, 38.7424, 71.4480)
Luminance0.3875 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4BB3D9 #D9714B
analogous
#4BD9B8 #4BB3D9 #4B6CD9
triadic
#4BB3D9 #D94BB3 #B3D94B
tetradic
#4BB3D9 #B84BD9 #D9714B #6CD94B
square
#4BB3D9 #B84BD9 #D9714B #6CD94B
split-complementary
#4BB3D9 #D94B6C #D9B84B
monochromatic
#1E6E8C #2896BF #4BB3D9 #7EC8E4 #B0DEEE

Accessibility & contrast

On white

2.40
#4BB3D9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.75
#4BB3D9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4BB3D9
8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4BB3D9#FFFFFF#000000##000000
##4BB3D91.002.408.758.75
#FFFFFF2.401.0021.0021.00
#0000008.7521.001.001.00
##0000008.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#9EAFDB
Deuteranopia (green-blind)
#8AA1D9
Tritanopia (blue-blind)
#00BEBF
Achromatopsia (no color)
#A7A7A7

Design tokens & code

CSS
--color: #4bb3d9;
/* rgb */ color: rgb(75, 179, 217);
/* oklch */ color: oklch(72.1% 0.109 225.6);
Tailwind
colors: {
  custom: {
    50: '#8cc9e4',
    500: '#4bb3d9',
    950: '#000000',
  },
}
SCSS
$custom: #4bb3d9;
$custom-light: #8cc9e4;
$custom-dark: #000000;
JSON
{
  "hex": "#4bb3d9",
  "rgb": {
    "r": 75,
    "g": 179,
    "b": 217
  },
  "hsl": {
    "h": 196.056,
    "s": 65.138,
    "l": 57.255
  },
  "oklch": {
    "l": 0.72144,
    "c": 0.10945,
    "h": 225.6
  },
  "luminance": 0.38746
}

Semantic roles & 50–950 ramp

primary
#4BB3D9
secondary
#DDB3A3
accent
#6D40E8
background
#F9FCFD
surface
#F2F8FB
border
#CCD1D4
text
#0D1315
muted
#7E8283

Preview Lab

Preview with #4BB3D9

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

Preview Lab → · Contrast checker → · Palette generator →

#4BB3D9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva