#21ffff Color Information

In a RGB color space, hex #21ffff is composed of 12.9% red, 100% green and 100% blue. Whereas in a CMYK color space, it is composed of 87.1% cyan, 0% magenta, 0% yellow and 0% black. It has a hue angle of 180 degrees, a saturation of 100% and a lightness of 56.5%. #21ffff color hex could be obtained by blending #42ffff with #00ffff. Closest websafe color is: #33ffff.

    • R 13
    • G 100
    • B 100
    RGB color chart
    • C 87
    • M 0
    • Y 0
    • K 0
    CMYK color chart

#21ffff color description : Vivid cyan.

#21ffff Color Conversion

The hexadecimal color #21ffff has RGB values of R:33, G:255, B:255 and CMYK values of C:0.87, M:0, Y:0, K:0. Its decimal value is 2228223.

Hex triplet 21ffff #21ffff
RGB Decimal 33, 255, 255 rgb(33,255,255)
RGB Percent 12.9, 100, 100 rgb(12.9%,100%,100%)
CMYK 87, 0, 0, 0
HSL 180°, 100, 56.5 hsl(180,100%,56.5%)
HSV (or HSB) 180°, 87.1, 100
Web Safe 33ffff #33ffff
CIE-LAB 91.26, -47.113, -13.904
XYZ 54.432, 79.058, 106.993
xyY 0.226, 0.329, 79.058
CIE-LCH 91.26, 49.122, 196.443
CIE-LUV 91.26, -69.268, -14.957
Hunter-Lab 88.914, -46.326, -9.105
Binary 00100001, 11111111, 11111111

Color Schemes with #21ffff

Complementary Color
Analogous Color
Split Complementary Color
Triadic Color
Tetradic Color
Monochromatic Color

Alternatives to #21ffff

Below, you can see some colors close to #21ffff. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#21ffff Preview

Text with hexadecimal color #21ffff

This text has a font color of #21ffff.

<span style="color:#21ffff;">Text here</span>
#21ffff background color

This paragraph has a background color of #21ffff.

<p style="background-color:#21ffff;">Content here</p>
#21ffff border color

This element has a border color of #21ffff.

<div style="border:1px solid #21ffff;">Content here</div>
CSS codes
.text {color:#21ffff;}
.background {background-color:#21ffff;}
.border {border:1px solid #21ffff;}

Shades and Tints of #21ffff

A shade is achieved by adding black to any pure hue, while a tint is created by mixing white to any pure color. In this example, #000d0d is the darkest color, while #f9ffff is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #21ffff

A tone is produced by adding gray to any pure hue. In this case, #879999 is the less saturated color, while #21ffff is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #21ffff is perceived by people affected by a color vision deficiency. This can be useful if you need to ensure your color combinations are accessible to color-blind users.

  • #bdbdbd Achromatopsia 0.005% of the population
  • #9ecaca Atypical Achromatopsia 0.001% of the population
  • #e8e5f0 Protanopia 1% of men
  • #e9e3ff Deuteranopia 1% of men
  • #a7f3ff Tritanopia 0.001% of the population
  • #9feff6 Protanomaly 1% of men, 0.01% of women
  • #a0edff Deuteranomaly 6% of men, 0.4% of women
  • #76f7ff Tritanomaly 0.01% of the population