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💡 Click on any color value below to copy it to clipboard
Running Number
5,110,219
HEX
#4DF9CB
RGB
77, 249, 203
HSL
164°,93%,64%
HSV
164°,69%,98%
CMYK
69%,0%,18%,2%
Brightness
75%
Type
Light
AA Normal Text: ≥ 4.5:1
AA Large Text: ≥ 3.0:1
AAA Normal Text: ≥ 7.0:1
AAA Large Text: ≥ 4.5:1
#4DF9CB sits at 164° on the color wheel, placing it in the spring green family of the cool half of the spectrum. With 93% saturation and 64% lightness, it reads as a fully saturated, light tone — an immediate, signal-grade voice that demands attention. Its RGB mix of 77, 249, 203 produces a 15.73:1 contrast ratio against black, which clears WCAG AAA for body text in that pairing.
In RGB space #4DF9CB is a clear variant of CSS turquoise — about 29 units away from #40E0D0. Designers reach for spring green hues at this saturation when the brief calls for bold, immediate signal, and at this lightness when they want a present, comfortable mid-canvas voice. On screen the cool cast tends to pair best with warm neutrals in the 25°-45° range to add life.
See how this color appears in real UI elements
Button (filled)
Badge
Progress Bar
Link Hover
Input Focus Ring
Checkbox Active
Toggle Switch On
Slider Thumb
Card Border
Icon Highlight
Tooltip Background
Modal Header
Tab Active
Alert Box
Timeline Dot
Loading Spinner
Dropdown Selected
Table Row Highlight
Calendar Date
Mobile Device
See how to use #4DF9CB in different programming languages
| Platform | Languages |
|---|---|
| Frontend | |
| Mobile | |
| Backend | |
| Others |
document.getElementById("box").style.backgroundColor = "#4df9cb";💡 Click any tab to see how to use #4df9cb in different programming languages