#21D9EA Hex Code
Color Name: Fluorescent Blue
What is hex #21D9EA Color?
The color name of hex code #21D9EA is Fluorescent Blue. The RGB values are (33, 217, 234) which means it is composed of
7% red, 45% green and 48% blue. The CMYK color codes, used in printers, are C:86 M:7 Y:0 K:8. In the HSV/HSB scale, #21D9EA has a hue of 185°, 86% saturation and a brightness value of 92%.
Details of other color codes including equivalent web safe and HTML & CSS colors are given in the table below. Also listed are the closest Pantone® (PMS) and RAL colors.
Download Fluorescent Blue Solid Color Background
Hex #21D9EA Color Codes
| Color Name | Fluorescent Blue |
| RGB Values | (33, 217, 234) |
| CMYK Values | (86%, 7%, 0%, 8%) |
| HSV/HSB Values | (185°, 86%, 92%) |
| Closest Web Safe | #33CCFF |
| Inverse Color | #DE2615 [Maximum Red] |
| Closest Pantone® | 319 C |
| Closest RAL | 5012 [Light blue] |
| Complementary Color | #EA3221 [Permanent Geranium Lake] |
| #21D9EA Converted to Grayscale Codes | |
|---|---|
| Simple Average | #A1A1A1 |
| Desaturated | #868686 |
| Weighted Average (Most Common) | #A4A4A4 |
| Weighted Average (Luma) | #B3B3B3 |
| Weighted Average (Gamma Adjusted) | #D3D3D3 |
Hex #21D9EA Color Palettes
Complementary Palette
The complement of #21D9EA is #EA3221 which is called Permanent Geranium Lake. Complementary colors are those found at the opposite ends of the color wheel. Thus, as per the RGB system, the best contrast to #21D9EA color is offered by #EA3221. The complementary color palette is easiest to use and work with. Studies have shown that contrasting color palette is the best way to grab a viewer's attention.
Analogous Palette
The analogous colors of #21D9EA are #2175EA and #21EA97, called Blue (Crayola) and Medium Spring Green, respectively. In the RGB color wheel, they are located to the right and left of #21D9EA with a 30° separation. An analogous color palette is extremely soothing to the eyes and works wonders if your main color is soft or pastel.
Split-Complementary Palette
As per the RGB color wheel, the split-complementary colors of #21D9EA are #EA2175 (Razzmatazz) and #EA9721 (Carrot Orange). A split-complementary color palette consists of the main color along with those on either side (30°) of the complementary color. Based on our research, usage of split-complementary palettes is on the rise online, especially in graphics and web sites designs. It may be because it is not as contrasting as the complementary color palette and, hence, results in a combination which is pleasant to the eyes.
Triadic Palette
#21D9EA triadic color palette has three colors each of which is separated by 120° in the RGB wheel. Thus, #EA21D9 (Hot Magenta) and #D9EA21 (Pear) along with #21D9EA, our main color, create a stunning and beautiful triadic palette with the maximum variation in hue and, therefore, offering the best possible contrast when taken together.
Tetradic Palette
The tetradic palette of #21D9EA has #EA21D9 (Hot Magenta), #EA3221 (Permanent Geranium Lake) and #21EA32 (Lime Green). A tetradic color palette is complex and, in most cases, should not be used off-the-shelf. We suggest tweaking the colors a little bit to achieve desired results.
Square Palette
The square color palette of #21D9EA contains #9721EA (Purple (X11)), #EA3221 (Permanent Geranium Lake) and #75EA21 (Spring Frost). Quite like triadic, the hues in a square palette are at the maximum distance from each other, which is 90°.
Note: For several colors purposes, a square palette may look much better than the tetrad color palette.
Hex #21D9EA Rainbow Colors Palette
Our #21D9EA rainbow color palette is based on the RGB color model and consists of 7 colors, just like the traditional rainbow. You might not see a lot of variation in color, especially if the chosen color is dark or extremely light. However, this can lead interesting rainbow palettes that are faded, soft, pastel or dull.
Tints, Tones & Shades of 21D9EA Color
Tints
4DE1EE- 64E4F0
- 7AE8F2
- 90ECF5
- A6F0F7
- BCF4F9
- D3F7FB
- E9FBFD
Tones
- 34C7D5
- 3EBECA
- 47B5C0
- 51ADB5
- 5AA4AA
- 649BA0
- 6D9295
- 77898B
Shades
- 1AAEBB
- 1798A4
- 14828C
- 116D75
- 0D575E
- 0A4146
- 072B2F
- 031617
#21D9EA Color Patterns
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#21D9EA Gingham Checks
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#21D9EA Vertical Stripes Pattern
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#21D9EA Polka Dots Pattern
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#21D9EA Honeycomb Pattern
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#21D9EA Leaves Pattern
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#21D9EA Houndstooth Pattern
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#21D9EA Trellis Pattern
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#21D9EA Plaid Pattern
#21D9EA Color Interior Ideas
#21D9EA Color Drawing Room Textured Wall Paint Idea
#21D9EA Color Living Room Wall Paint Idea
#21D9EA Color Bedroom Wall Paint Idea
#21D9EA Color Kitchen Wall Paint Idea
Color names have been derived from known and trusted lists OR have been formulated by us. They are close approximations and may not translate to exact names. Also, color is perceived and named differently in cultures and communities around the world. As per studies, only a handful of colors are interpretted and named in the same way across the globe.
