#1F2121 Umbra
#1F2121 (Umbra) RGB value is (31, 33, 33).
Red value is 31, green value is 33, and blue value is 33.
Cylindrical-coordinate representations (HSL) of color #1F2121: hue: 180°, saturation: 3.1%, and lightness: 12.5%.
Process color (CMYK) of #1F2121 is 6.1%, 0%, 0%, 87.1%. Web safe color equivalent of #1F2121 is ##333333. Color #1F2121 contains mainly Black.
Color Spaces
| Color spaces of #1F2121 | Value |
|---|---|
| RGB | 31, 33, 33 |
| HSL | 180°, 3.1%, 12.5% |
| HSV / HSB | 180°, 6.1%, 12.9% |
| CMYK | 6.1%, 0%, 0%, 87.1% |
| XYZ | 1.38, 1.49, 1.65 |
Base Numbers
| Base | Red | Green | Blue |
|---|---|---|---|
| Binary | 00011111 | 00100001 | 00100001 |
| Octal | 037 | 041 | 041 |
| Decimal | 31 | 33 | 33 |
| Hex | 1F | 21 | 21 |
Shades of #1F2121
Tints of #1F2121
.mybgColor { background-color: #1F2121; }
.myforeColor { color: #1F2121; }
.myborderColor { border: 3px solid #1F2121; }
<p style="color:#1F2121">Text here</p>
This sample text is styled with font color #1F2121. It demonstrates typography contrast and readability for Web Content Accessibility Guidelines.
<div style="background-color:#1F2121">Div content here</div>
<div style="border:3px solid #1F2121">Div here</div>
.textShadowRgb { text-shadow: 4px 4px 2px rgba(31, 33, 33, 0.8); }
.textShadowHex { text-shadow: 4px 4px 2px #1F2121; }
.divShadow { -moz-box-shadow: 1px 1px 3px #1F2121;
-webkit-box-shadow: 1px 1px 3px #1F2121;
box-shadow: 1px 1px 3px #1F2121; }
This text has a CSS3 shadow effect generated with RGB color values.
This text has a CSS3 shadow effect generated with Hex color values.
Related Colors & Harmonies
Detailed Specifications & Design Guide for #1F2121 (Umbra)
Color Overview & Profile: Color #1F2121, also known as Umbra, is a prominent hue with strong representation in digital UI designs and print graphics. In the sRGB color space, it is composed of 12% Red (31/255), 13% Green (33/255), and 13% Blue (33/255). The primary color family component is Black.
Print & Physical Production Specs: For physical print production and offset printing setups, #1F2121 translates into the CMYK subtractive color model with values of 6.1% Cyan, 0% Magenta, 0% Yellow, and 87.1% Key (Black). The cylindrical coordinates in the HSL space feature a hue of 180°, saturation of 3.1%, and lightness of 12.5%.
Web Accessibility & Design Recommendations: When implementing #1F2121 in web frontend frameworks, ensure sufficient contrast ratios for readability according to WCAG 2.1 standards. The web-safe equivalent hex value for this color is ##333333.