#21666e Color Information

In a RGB color space, hex #21666e is composed of 12.9% red, 40% green and 43.1% blue. Whereas in a CMYK color space, it is composed of 70% cyan, 7.3% magenta, 0% yellow and 56.9% black. It has a hue angle of 186.2 degrees, a saturation of 53.8% and a lightness of 28%. #21666e color hex could be obtained by blending #42ccdc with #000000. Closest websafe color is: #336666.

    • R 13
    • G 40
    • B 43
    RGB color chart
    • C 70
    • M 7
    • Y 0
    • K 57
    CMYK color chart

#21666e color description : Very dark cyan.

#21666e Color Conversion

The hexadecimal color #21666e has RGB values of R:33, G:102, B:110 and CMYK values of C:0.7, M:0.07, Y:0, K:0.57. Its decimal value is 2188910.

Hex triplet 21666e #21666e
RGB Decimal 33, 102, 110 rgb(33,102,110)
RGB Percent 12.9, 40, 43.1 rgb(12.9%,40%,43.1%)
CMYK 70, 7, 0, 57
HSL 186.2°, 53.8, 28 hsl(186.2,53.8%,28%)
HSV (or HSB) 186.2°, 70, 43.1
Web Safe 336666 #336666
CIE-LAB 39.498, -18.352, -10.797
XYZ 8.192, 10.951, 16.433
xyY 0.23, 0.308, 10.951
CIE-LCH 39.498, 21.293, 210.47
CIE-LUV 39.498, -25.71, -12.266
Hunter-Lab 33.093, -13.723, -6.277
Binary 00100001, 01100110, 01101110

Color Schemes with #21666e

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

Alternatives to #21666e

Below, you can see some colors close to #21666e. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#21666e Preview

Text with hexadecimal color #21666e

This text has a font color of #21666e.

<span style="color:#21666e;">Text here</span>
#21666e background color

This paragraph has a background color of #21666e.

<p style="background-color:#21666e;">Content here</p>
#21666e border color

This element has a border color of #21666e.

<div style="border:1px solid #21666e;">Content here</div>
CSS codes
.text {color:#21666e;}
.background {background-color:#21666e;}
.border {border:1px solid #21666e;}

Shades and Tints of #21666e

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, #010404 is the darkest color, while #f4fbfc is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #21666e

A tone is produced by adding gray to any pure hue. In this case, #484848 is the less saturated color, while #057c8a is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #21666e 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.

  • #525252 Achromatopsia 0.005% of the population
  • #485658 Atypical Achromatopsia 0.001% of the population
  • #636470 Protanopia 1% of men
  • #646379 Deuteranopia 1% of men
  • #2c6d75 Tritanopia 0.001% of the population
  • #4b656f Protanomaly 1% of men, 0.01% of women
  • #4b6475 Deuteranomaly 6% of men, 0.4% of women
  • #286b73 Tritanomaly 0.01% of the population