Hex #21BFDD color

    This is a great online color tester and designer. Unlike other hex code color testers, this application can also test hex colors on a selected background and guides you in color mixing. Type the color(s) in 3 or 6 digit hex code format eg. #21BFDD, #2BD or RGB numbers format eg. 33, 191, 221. Backgroud color is optional. Default value FFFFFF (white) is selected when no value supplied for bg color. (Note: no matter whether the symbol # is used in hex code or not.) The online color tester also helps you to select the harmonic color combinations. The complementary, triadic, analogous, split complementary, tetradic and square color schemes in the Color combining guide recommend you the best color groups for the two, three or four color design. You can also pick up the colors from the gradient scale, best brightness (lightness) level from tints or shades scale and the best suitable vibrance level from the saturation scale. Moreover you can pick the color you like from the random color palette generator. Color tester also shows you the negative and monochrome (grayscale) representation of selected color and the closest websafe color. You also find there the RGB and CMYK representations calculation.

Color	Background

Title in color #21BFDD on selected background color Dummy text written in hex #21BFDD color on a background color. Text in color #21BFDD on the desired background color will look just like this. You just see the hex #21BFDD colored text written on a hex #FFFFFF color backgroud... Or you can't see, if you selected the wrong combination of colors :). The background color should be selected so that the intended #21BFDD text color is well visible on it. Alternatively, you can choose text color different than #21BFDD to achieve better text readability. It can be rounded to the 3 character hex code #2BD. The RGB values of the #21BFDD hex color are R: 33, G: 191, B: 221. In percentage it is Red: 12.9%, Green: 74.9%, Blue: 86.7%. The CMYK values of the #21BFDD hex color are C: 0.851, M: 0.136, Y: 0, K: 0.133. The nearest web safe color is #33CCCC. Test of bold text in selected color. Test of italic text in the color. Finally the test of bold italic.

Border of hex #21BFDD color and background color:

RGB values of hex #21BFDD color: RGB (Red, Green, Blue) additive color model representation (display)
Red: 33		12.9%
Green: 191		74.9%
Blue: 221		86.7%
CMYK values of hex #21BFDD color: CMYK (Cyan, Magenta, Yellow, Black) subtractive color model representation (printer)
Cyan: 0.851		85.1%
Magenta: 0.136		13.6%
Yellow: 0		0%
Black: 0.133		13.3%

Gradient from #21BFDD to background:

Shades of #21BFDD

Tints of #21BFDD

Saturation scale - tones of #21BFDD

Negative:	Monochrome:	Web safe:
#DE4022	#929292	#33CCCC

Color combining guide:

The color wheels ilustrating the principles of 7 color combination approaches.

Complementary colors for #21BFDD

#21BFDD

#DD3F21

Triadic colors for #21BFDD

#DD21BF

#21BFDD

#BFDD21

Analogous colors for #21BFDD

#21DD97

#21BFDD

#2166DD

Split complementary colors for #21BFDD

#DD2166

#21BFDD

#DD9721

Tetradic (rectangle) colors I. for #21BFDD

#3F21DD

#21BFDD

#BFDD21

#DD3F21

Tetradic (rectangle) colors II. for #21BFDD

#21DD3F

#21BFDD

#DD21BF

#DD3F21

Square colors for #21BFDD

#9721DD

#21BFDD

#66DD21

#DD3F21

Random hex colors palette:

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