#21b4b4 Color Information

In a RGB color space, hex #21b4b4 is composed of 12.9% red, 70.6% green and 70.6% blue. Whereas in a CMYK color space, it is composed of 81.7% cyan, 0% magenta, 0% yellow and 29.4% black. It has a hue angle of 180 degrees, a saturation of 69% and a lightness of 41.8%. #21b4b4 color hex could be obtained by blending #42ffff with #006969. Closest websafe color is: #33cccc.

    • R 13
    • G 71
    • B 71
    RGB color chart
    • C 82
    • M 0
    • Y 0
    • K 29
    CMYK color chart

#21b4b4 color description : Strong cyan.

#21b4b4 Color Conversion

The hexadecimal color #21b4b4 has RGB values of R:33, G:180, B:180 and CMYK values of C:0.82, M:0, Y:0, K:0.29. Its decimal value is 2208948.

Hex triplet 21b4b4 #21b4b4
RGB Decimal 33, 180, 180 rgb(33,180,180)
RGB Percent 12.9, 70.6, 70.6 rgb(12.9%,70.6%,70.6%)
CMYK 82, 0, 0, 29
HSL 180°, 69, 41.8 hsl(180,69%,41.8%)
HSV (or HSB) 180°, 81.7, 70.6
Web Safe 33cccc #33cccc
CIE-LAB 66.717, -35.395, -10.491
XYZ 25.184, 36.259, 48.849
xyY 0.228, 0.329, 36.259
CIE-LCH 66.717, 36.918, 196.51
CIE-LUV 66.717, -49.498, -10.688
Hunter-Lab 60.215, -30.721, -5.948
Binary 00100001, 10110100, 10110100

Color Schemes with #21b4b4

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

Alternatives to #21b4b4

Below, you can see some colors close to #21b4b4. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#21b4b4 Preview

Text with hexadecimal color #21b4b4

This text has a font color of #21b4b4.

<span style="color:#21b4b4;">Text here</span>
#21b4b4 background color

This paragraph has a background color of #21b4b4.

<p style="background-color:#21b4b4;">Content here</p>
#21b4b4 border color

This element has a border color of #21b4b4.

<div style="border:1px solid #21b4b4;">Content here</div>
CSS codes
.text {color:#21b4b4;}
.background {background-color:#21b4b4;}
.border {border:1px solid #21b4b4;}

Shades and Tints of #21b4b4

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, #030e0e is the darkest color, while #fdffff is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #21b4b4

A tone is produced by adding gray to any pure hue. In this case, #637272 is the less saturated color, while #00d5d5 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #21b4b4 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.

  • #888888 Achromatopsia 0.005% of the population
  • #739191 Atypical Achromatopsia 0.001% of the population
  • #a7a6ad Protanopia 1% of men
  • #aaa3bf Deuteranopia 1% of men
  • #39b6c3 Tritanopia 0.001% of the population
  • #76abb0 Protanomaly 1% of men, 0.01% of women
  • #78a9bb Deuteranomaly 6% of men, 0.4% of women
  • #30b5bd Tritanomaly 0.01% of the population