#18ffff Color Information

#18ffff Color Information
Details | Shades, Tints, and Tones | Variations | Color Coordinates | Color Schemes | HTML+CSS Examples | Coding & Programming | Color Blindness | Accessibility | Related Colors

The hexadecimal value (hex value) of this color is #18ffff. In RGB, it consists of 9.4% Red, 100.0% Green, and 100.0% Blue. Likewise, in the CMYK color space, it consists of 90.6% Cyan, 0% Magenta, 0% Yellow, and 0% Black. On the color wheel, its Hue is found at 180.0°, with saturation of 100% and lightness of 54.7%. The decimal value for #18ffff is 1638399, and its nearest "web safe" color is #00ffff. In the RGB color space, the strongest component for #18ffff is green. In the CMYK color space, its strongest component is cyan. And in the RYB color space, its strongest component is blue.
  • HexHex code for this color#18ffff Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color24, 255, 255 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color9.4%, 100.0%, 100.0% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.906, 0.000, 0.000 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0.906, 0, 0, 0 Copy
  • HSLHue, Saturation, Lightness combination for this color180.0°, 100.0%, 54.7% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color180.0°, 90.6%, 100.0% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color54.187, 78.934, 106.988 Copy
  • RYBRed, Yellow, Blue composition for this color24, 140, 255 Copy
  • DecimalDecimal representation of this color's hex code1638399 Copy
  • CIE-LABCIELAB color space coordinates for this color91.205, -47.496, -13.997 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)91.205, 49.516, 196.421 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color91.205, -69.746, -15.060 Copy
  • Hunter LabHunter-Lab color space coordinates for this color88.845, -46.611, -9.206 Copy
  • xyYCIE xyY color space coordinates for this color0.226, 0.329, 78.934 Copy
  • AndroidValue of this color in Android development4279828479 / 0xff18ffff Copy
  • Web SafeHex code of the nearest "web safe" version of this color#00ffff Copy
Last Updated: April 15, 2024

Shades of #18ffff

Shades are created by adding black to or removing lightness from a particular color. For #18ffff, its pure hue is 180.0° on the color wheel and its saturation is 100.0%, and its lightness is 54.7%. As the amount of black is added to this hue and we reduce its lightness, the result is increasingly darker shades tints. The palette given below provides 9 different shades of #18ffff, which — excluding black and our original color — range from #032020 to #15dfdf.

Tints of #18ffff

Tints are created by adding white or lightness to a particular color. For #18ffff, its pure hue is 180.0° on the color wheel and its saturation is 100.0%, and its lightness is 54.7%. As the amount of white (lightness) is added to this hue, the result is increasingly lighter tints. The following palette gives 9 different tints of #18ffff, which — excluding white and our original color — range from #35ffff to #e2ffff.

Tones of #18ffff

Tones are the result of adding gray to a pure hue. In the case of #18ffff, its pure hue is 180.0° on the color wheel and its saturation is 100.0%, so we increase this saturation to create more colorful tones, and decrease the saturation to create grayer tones. The palette shown below gives 9 different tones of #18ffff, which range from #8c8c8c (the grayest / 0% saturation) to #18ffff (the most colorful / 100% saturation).

Variations of #18ffff

There are several ways to create color variations and premutations of #18ffff! For #18ffff, there are 6 variations of the color that can be created by swapping its Red, Green, and Blue color positions, of which 4 are different from our original color. Among these six variations, there are 3 unique colors including our original color, #18ffff. Click on these colors to learn more about them, too!

Color Coordinates of #18ffff

This color, #18ffff, consists of 9.4% Red, 100.0% Green, and 100.0% Blue, resulting in color coordinates Red = 24, Green = 255, Blue = 255. Likewise, the CMYK color space composition for #18ffff is 90.6% Cyan, 0% Magenta, 0% Yellow, and 0% Black. These values are shown in the following charts and tables.

R9.4%
C90.6%
G100.0%
M0.0%
B100.0%
Y0.0%
K0.0%
Color Base R (Red) G (Green) B (Blue)
Decimal 24 255 255
Octal 30 377 377
Hexa #18 #ff #ff
Binary 00011000 11111111 11111111
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 90 0 0 0
Octal 132 0 0 0
Hexa #5a #00 #00 #00
Binary 01011010 00000000 00000000 00000000

Analogous Colors of #18ffff

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #18ffff — which has hue 180.0° — its analogous colors are located at 150.0° and 210.0° on the color wheel, with the same saturation and lightness as #18ffff.

Triadic Colors of #18ffff

Triadic colors are located 120 degrees away from a color's hue on the color wheel, which means the original color and its triadic colors are equidistant from one another on the color wheel and form a triangle. For #18ffff — which has hue 180.0° — its triadic colors are located at 60.0° and 300.0° on the color wheel, with the same saturation and lightness as #18ffff.

Complementary Color of #18ffff

A complementary color is located opposite a color on the color wheel (180 degrees away). For #18ffff — which has hue 180.0° — its complementary color is located at 360.0° on the color wheel, with the same saturation and lightness as #18ffff.

Split Complementary Colors of #18ffff

Split complementary colors are the analogs of a color's complement, which places them 210 degrees away on the color wheel from an original color. For #18ffff — which has hue 180.0° — its split complementary colors its split complementary colors are located at 30.0° and 330.0° on the color wheel, with the same saturation and lightness as #18ffff.

Tetradic Colors of #18ffff

Tetradic colors are two sets of complementary colors on either side of a color wheel from each other, forming a rectangle on the color wheel. For #18ffff — which has hue 180.0° — its tetradic colors are located at 90.0°, 180.0°, 270.0°, and 360.0° on the color wheel, with the same saturation and lightness as #18ffff.

Monochromatic Colors of #18ffff

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #18ffff, we show 9 different monochromatic colors of it, ranging from #00a4a4 — (which has very low saturation and very low lightness) — to #8cffff (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #18ffff

We want to make getting started with #18ffff on your website fast and easy! Below are 8 examples of how to integrate #18ffff into a website using HTML+CSS. These examples include showing how #18ffff can be used to color text, backgrounds, shadows, and borders, as well as how it can be used as a solid fill or gradient fill for rectangles. These examples principally make use of <span> and <div> tags, although the CSS shown in particular can be repurposed to make use of #18ffff with other HTML elements.

#18ffff Foreground / Text Color

The color of this text is #18ffff.
<span style="color: #18ffff;">The color of this text is #18ffff.</span>

#18ffff Background Color

The background color for this text is #18ffff.
<div style="background-color: #18ffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #18ffff.</div>

#18ffff Text Shadow Color

This color for the shadow of this text is #18ffff.
<span style="text-shadow: 3px 3px 3px #18ffff;">This color for the shadow of this text is #18ffff.</span>

#18ffff Border Color

This is a div with border color #18ffff.
<div style="border: #18ffff 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #18ffff.</div>

#18ffff Color Rectangle on a White Background

This is a rectangle of color #18ffff on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #18ffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #18ffff on a white background.</div></div>

#18ffff Color Rectangle on a Black Background

This is a rectangle of color #18ffff on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #18ffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #18ffff on a black background.</div></div>

Gradient from #18ffff to White

This is a gradient from #18ffff to white.
<div style="background: -webkit-linear-gradient(left,#18ffff,white); /* Firefox */ background: linear-gradient(to right,#18ffff,white); /* Safari */ background: -o-linear-gradient(left,#18ffff,white); /* Opera */ background: -moz-linear-gradient(left,#18ffff,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #18ffff to white.</div>

Gradient from #18ffff to Black

This is a gradient from #18ffff to black.
<div style="background: -webkit-linear-gradient(left,#18ffff,black); /* Firefox */ background: linear-gradient(to right,#18ffff,black); /* Safari */ background: -o-linear-gradient(left,#18ffff,black); /* Opera */ background: -moz-linear-gradient(left,#18ffff,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #18ffff to black.</div>

Coding & Programming with #18ffff

In addition to using #18ffff on the web, we know you might want to use it in your mobile and desktop apps, too. Whatever your needs, the table below shows how to access #18ffff in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #18ffff, or the RGB color coordinates for the same (Red = 24, Green = 255, Blue = 255). If you need details about the color coordinates of #18ffff in other color spaces, refer to these details as provided toward the top of this page.

Language Environment Code Snippet
HTML + CSS (Hex Code) Web #18ffff
HTML + CSS (RGB Code) Web rgb(24, 255, 255)
CSS Background Color Web .myclass { background-color: #18ffff; }
CSS Foreground + Text Color Web .myclass { color: #18ffff; }
CSS Border Color Web .myclass { border: 2px solid #18ffff; }
Java (Multi-platform) new Color(24, 255, 255);
Python (Multi-platform) Color("#18ffff")
Swift iOS UIColor(red:24, green:255, blue:255, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:24 green:255 blue:255 alpha:1.0000];
OpenGL (Graphics) glColor3f(24f, 255f, 255f);
C# / .NET Windows Color.FromArgb(24, 255, 255);
 

#18ffff Color Blindness

Not everyone can see #18ffff the same way. For those with color blindness, #18ffff might look very, very different. Here, we simulate eight examples of color blindness, and how #18ffff looks next to each one of them. In all cases, #18ffff is placed in a circle in the upper-left corner of each of the below boxes, with the color in the rest of those boxes signifying how #18ffff looks for someone with that type of color blindness. Many people will perceive close similarities between the colors in these boxes and the colors in the circles — with some noticing particular similarities. We offer this insight so that as you make choices about colors to use for your purposes, you can make an informed decision about whether #18ffff will be a good fit for everyone in your audience!

Trichromacy

Protanomaly
Affects 1 in 100 Men & 1 in 10,000 Women

Deuteranomaly
Affects 1 in 17 Men & 1 in 250 Women

Tritanomaly
Affects 1 in 10,000

Dichromacy

Protanopia
Affects 1 in 100, Mostly Men

Deuteranopia
Affects 1 in 100, Mostly Men

Tritanopia
Affects 1 in 100,000

Monochromacy

Achromatopsia
Affects 1 in 20,000

Achromatopsia
Affects 1 in 100,000

Accessibility

Not Accessibility Recommended

We analyzed whether #18ffff is an accessible color when used as a text / foreground color against a white background. This analysis is based on the Web Content Accessibility Guidelines (WCAG) 2 Level issued by W3C. Based on this analysis, we calculate a contrast ratio against white of approximately 1.3:1 against white. Under both the AA and AAA level standards, this is not a high enough ratio to be considered accessible for either normal size or large text.

WCAG AA
Normal Size Text

WCAG AA
Large Size Text

WCAG AAA
Normal Size Text

WCAG AAA
Large Size Text