#218d81 Color Information

In a RGB color space, hex #218d81 is composed of 12.9% red, 55.3% green and 50.6% blue. Whereas in a CMYK color space, it is composed of 76.6% cyan, 0% magenta, 8.5% yellow and 44.7% black. It has a hue angle of 173.3 degrees, a saturation of 62.1% and a lightness of 34.1%. #218d81 color hex could be obtained by blending #42ffff with #001b03. Closest websafe color is: #339999.

    • R 13
    • G 55
    • B 51
    RGB color chart
    • C 77
    • M 0
    • Y 9
    • K 45
    CMYK color chart

#218d81 color description : Dark cyan.

#218d81 Color Conversion

The hexadecimal color #218d81 has RGB values of R:33, G:141, B:129 and CMYK values of C:0.77, M:0, Y:0.09, K:0.45. Its decimal value is 2198913.

Hex triplet 218d81 #218d81
RGB Decimal 33, 141, 129 rgb(33,141,129)
RGB Percent 12.9, 55.3, 50.6 rgb(12.9%,55.3%,50.6%)
CMYK 77, 0, 9, 45
HSL 173.3°, 62.1, 34.1 hsl(173.3,62.1%,34.1%)
HSV (or HSB) 173.3°, 76.6, 55.3
Web Safe 339999 #339999
CIE-LAB 52.902, -32.224, -2.132
XYZ 14.113, 20.957, 24.069
xyY 0.239, 0.354, 20.957
CIE-LCH 52.902, 32.294, 183.785
CIE-LUV 52.902, -39.162, 1.651
Hunter-Lab 45.779, -25.082, 0.872
Binary 00100001, 10001101, 10000001

Color Schemes with #218d81

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

Alternatives to #218d81

Below, you can see some colors close to #218d81. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#218d81 Preview

Text with hexadecimal color #218d81

This text has a font color of #218d81.

<span style="color:#218d81;">Text here</span>
#218d81 background color

This paragraph has a background color of #218d81.

<p style="background-color:#218d81;">Content here</p>
#218d81 border color

This element has a border color of #218d81.

<div style="border:1px solid #218d81;">Content here</div>
CSS codes
.text {color:#218d81;}
.background {background-color:#218d81;}
.border {border:1px solid #218d81;}

Shades and Tints of #218d81

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, #030e0d is the darkest color, while #fdfffe is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #218d81

A tone is produced by adding gray to any pure hue. In this case, #575757 is the less saturated color, while #06a896 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #218d81 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.

  • #6b6b6b Achromatopsia 0.005% of the population
  • #5c726f Atypical Achromatopsia 0.001% of the population
  • #88847f Protanopia 1% of men
  • #8d818d Deuteranopia 1% of men
  • #3a909a Tritanopia 0.001% of the population
  • #628780 Protanomaly 1% of men, 0.01% of women
  • #658589 Deuteranomaly 6% of men, 0.4% of women
  • #318e91 Tritanomaly 0.01% of the population