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💡 Click on any color value below to copy it to clipboard
Running Number
3,358,525
HEX
#333F3D
RGB
51, 63, 61
HSL
170°,11%,22%
HSV
170°,19%,25%
CMYK
19%,0%,3%,75%
Brightness
23%
Type
Dark
AA Normal Text: ≥ 4.5:1
AA Large Text: ≥ 3.0:1
AAA Normal Text: ≥ 7.0:1
AAA Large Text: ≥ 4.5:1
#333F3D sits at 170° on the color wheel, placing it in the cyan family of the cool half of the spectrum. With 11% saturation and 22% lightness, it reads as a heavily muted, deep tone — a quiet, restrained presence that recedes rather than competes. Its RGB mix of 51, 63, 61 produces a 10.94:1 contrast ratio against white, which clears WCAG AAA for body text in that pairing.
In RGB space #333F3D is a distant relative of CSS sea green — about 80 units away from #2E8B57. Designers reach for cyan hues at this saturation when the brief calls for restraint and atmosphere, and at this lightness when they want weight, depth, and grounded contrast. 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 #333F3D in different programming languages
| Platform | Languages |
|---|---|
| Frontend | |
| Mobile | |
| Backend | |
| Others |
document.getElementById("box").style.backgroundColor = "#333f3d";💡 Click any tab to see how to use #333f3d in different programming languages