#4AB9DB#4AB9DB

#4AB9DB is a light, moderate cyan. Relative luminance 0.413; OKLCH L 73.6% C 0.110 H 221.7°. Best body text is #000000 at 9.25:1 contrast (WCAG AA passes).

Color values

HEX#4AB9DB
RGBrgb(74, 185, 219)
HSLhsl(194, 67%, 57%)
HSVhsv(194, 66%, 86%)
CMYKcmyk(66.2%, 15.5%, 0%, 14.1%)
CIE-LABlab(70.36, -20.99, -26.33)
CIE-LCHlch(70.36, 33.67, 231.44°)
OKLaboklab(73.6% -0.0825 -0.0735)
OKLCHoklch(73.6% 0.11 221.7)
XYZxyz(32.9540, 41.2647, 73.2322)
Luminance0.4127 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4AB9DB #DB6C4A
analogous
#4ADBB4 #4AB9DB #4A71DB
triadic
#4AB9DB #DB4AB9 #B9DB4A
tetradic
#4AB9DB #B44ADB #DB6C4A #71DB4A
square
#4AB9DB #B44ADB #DB6C4A #71DB4A
split-complementary
#4AB9DB #DB4A71 #DBB44A
monochromatic
#1C748E #269DC1 #4AB9DB #7DCDE5 #B0E0EF

Accessibility & contrast

On white

2.27
#4AB9DB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.25
#4AB9DB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4AB9DB
9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4AB9DB#FFFFFF#000000##000000
##4AB9DB1.002.279.259.25
#FFFFFF2.271.0021.0021.00
#0000009.2521.001.001.00
##0000009.2521.001.001.00

Color blindness preview

Protanopia (red-blind)
#A5B5DD
Deuteranopia (green-blind)
#91A6DB
Tritanopia (blue-blind)
#00C4C4
Achromatopsia (no color)
#ACACAC

Design tokens & code

CSS
--color: #4ab9db;
/* rgb */ color: rgb(74, 185, 219);
/* oklch */ color: oklch(73.6% 0.110 221.7);
Tailwind
colors: {
  custom: {
    50: '#8ccee6',
    500: '#4ab9db',
    950: '#000000',
  },
}
SCSS
$custom: #4ab9db;
$custom-light: #8ccee6;
$custom-dark: #000000;
JSON
{
  "hex": "#4ab9db",
  "rgb": {
    "r": 74,
    "g": 185,
    "b": 219
  },
  "hsl": {
    "h": 194.069,
    "s": 66.82,
    "l": 57.451
  },
  "oklch": {
    "l": 0.73598,
    "c": 0.11044,
    "h": 221.7
  },
  "luminance": 0.41268
}

Semantic roles & 50–950 ramp

primary
#4AB9DB
secondary
#DEB1A3
accent
#663EEA
background
#F9FCFE
surface
#F2F9FC
border
#CCD2D5
text
#0D1316
muted
#7E8284

Preview Lab

Preview with #4AB9DB

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

Preview Lab → · Contrast checker → · Palette generator →

#4AB9DB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva