#21a4b1 Color Information

In a RGB color space, hex #21a4b1 is composed of 12.9% red, 64.3% green and 69.4% blue. Whereas in a CMYK color space, it is composed of 81.4% cyan, 7.3% magenta, 0% yellow and 30.6% black. It has a hue angle of 185.4 degrees, a saturation of 68.6% and a lightness of 41.2%. #21a4b1 color hex could be obtained by blending #42ffff with #004963. Closest websafe color is: #339999.

    • R 13
    • G 64
    • B 69
    RGB color chart
    • C 81
    • M 7
    • Y 0
    • K 31
    CMYK color chart

#21a4b1 color description : Dark cyan.

#21a4b1 Color Conversion

The hexadecimal color #21a4b1 has RGB values of R:33, G:164, B:177 and CMYK values of C:0.81, M:0.07, Y:0, K:0.31. Its decimal value is 2204849.

Hex triplet 21a4b1 #21a4b1
RGB Decimal 33, 164, 177 rgb(33,164,177)
RGB Percent 12.9, 64.3, 69.4 rgb(12.9%,64.3%,69.4%)
CMYK 81, 7, 0, 31
HSL 185.4°, 68.6, 41.2 hsl(185.4,68.6%,41.2%)
HSV (or HSB) 185.4°, 81.4, 69.4
Web Safe 339999 #339999
CIE-LAB 61.694, -28.658, -16.377
XYZ 21.836, 30.046, 46.241
xyY 0.223, 0.306, 30.046
CIE-LCH 61.694, 33.007, 209.746
CIE-LUV 61.694, -44.068, -20.804
Hunter-Lab 54.815, -24.818, -11.646
Binary 00100001, 10100100, 10110001

Color Schemes with #21a4b1

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

Alternatives to #21a4b1

Below, you can see some colors close to #21a4b1. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#21a4b1 Preview

Text with hexadecimal color #21a4b1

This text has a font color of #21a4b1.

<span style="color:#21a4b1;">Text here</span>
#21a4b1 background color

This paragraph has a background color of #21a4b1.

<p style="background-color:#21a4b1;">Content here</p>
#21a4b1 border color

This element has a border color of #21a4b1.

<div style="border:1px solid #21a4b1;">Content here</div>
CSS codes
.text {color:#21a4b1;}
.background {background-color:#21a4b1;}
.border {border:1px solid #21a4b1;}

Shades and Tints of #21a4b1

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, #020b0c is the darkest color, while #fafefe is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #21a4b1

A tone is produced by adding gray to any pure hue. In this case, #626f70 is the less saturated color, while #01bed1 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #21a4b1 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.

  • #7e7e7e Achromatopsia 0.005% of the population
  • #6b8688 Atypical Achromatopsia 0.001% of the population
  • #9799ab Protanopia 1% of men
  • #9797bb Deuteranopia 1% of men
  • #2ca8b5 Tritanopia 0.001% of the population
  • #6c9dad Protanomaly 1% of men, 0.01% of women
  • #6c9cb7 Deuteranomaly 6% of men, 0.4% of women
  • #28a7b3 Tritanomaly 0.01% of the population