#21b8b4 Color Information

In a RGB color space, hex #21b8b4 is composed of 12.9% red, 72.2% green and 70.6% blue. Whereas in a CMYK color space, it is composed of 82.1% cyan, 0% magenta, 2.2% yellow and 27.8% black. It has a hue angle of 178.4 degrees, a saturation of 69.6% and a lightness of 42.5%. #21b8b4 color hex could be obtained by blending #42ffff with #007169. Closest websafe color is: #33cccc.

    • R 13
    • G 72
    • B 71
    RGB color chart
    • C 82
    • M 0
    • Y 2
    • K 28
    CMYK color chart

#21b8b4 color description : Strong cyan.

#21b8b4 Color Conversion

The hexadecimal color #21b8b4 has RGB values of R:33, G:184, B:180 and CMYK values of C:0.82, M:0, Y:0.02, K:0.28. Its decimal value is 2209972.

Hex triplet 21b8b4 #21b8b4
RGB Decimal 33, 184, 180 rgb(33,184,180)
RGB Percent 12.9, 72.2, 70.6 rgb(12.9%,72.2%,70.6%)
CMYK 82, 0, 2, 28
HSL 178.4°, 69.6, 42.5 hsl(178.4,69.6%,42.5%)
HSV (or HSB) 178.4°, 82.1, 72.2
Web Safe 33cccc #33cccc
CIE-LAB 67.945, -37.242, -8.659
XYZ 26.003, 37.897, 49.122
xyY 0.23, 0.335, 37.897
CIE-LCH 67.945, 38.235, 193.09
CIE-LUV 67.945, -50.901, -7.561
Hunter-Lab 61.561, -32.332, -4.218
Binary 00100001, 10111000, 10110100

Color Schemes with #21b8b4

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

Alternatives to #21b8b4

Below, you can see some colors close to #21b8b4. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#21b8b4 Preview

Text with hexadecimal color #21b8b4

This text has a font color of #21b8b4.

<span style="color:#21b8b4;">Text here</span>
#21b8b4 background color

This paragraph has a background color of #21b8b4.

<p style="background-color:#21b8b4;">Content here</p>
#21b8b4 border color

This element has a border color of #21b8b4.

<div style="border:1px solid #21b8b4;">Content here</div>
CSS codes
.text {color:#21b8b4;}
.background {background-color:#21b8b4;}
.border {border:1px solid #21b8b4;}

Shades and Tints of #21b8b4

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, #000101 is the darkest color, while #effcfc is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #21b8b4

A tone is produced by adding gray to any pure hue. In this case, #6c6d6d is the less saturated color, while #08d1cc is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #21b8b4 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.

  • #8a8a8a Achromatopsia 0.005% of the population
  • #759392 Atypical Achromatopsia 0.001% of the population
  • #aba9ad Protanopia 1% of men
  • #afa6bf Deuteranopia 1% of men
  • #3cb9c6 Tritanopia 0.001% of the population
  • #79aeb0 Protanomaly 1% of men, 0.01% of women
  • #7bacbb Deuteranomaly 6% of men, 0.4% of women
  • #32b8c0 Tritanomaly 0.01% of the population