#81b821 Color Information

In a RGB color space, hex #81b821 is composed of 50.6% red, 72.2% green and 12.9% blue. Whereas in a CMYK color space, it is composed of 29.9% cyan, 0% magenta, 82.1% yellow and 27.8% black. It has a hue angle of 81.9 degrees, a saturation of 69.6% and a lightness of 42.5%. #81b821 color hex could be obtained by blending #ffff42 with #037100. Closest websafe color is: #99cc33.

    • R 51
    • G 72
    • B 13
    RGB color chart
    • C 30
    • M 0
    • Y 82
    • K 28
    CMYK color chart

#81b821 color description : Strong green.

#81b821 Color Conversion

The hexadecimal color #81b821 has RGB values of R:129, G:184, B:33 and CMYK values of C:0.3, M:0, Y:0.82, K:0.28. Its decimal value is 8501281.

Hex triplet 81b821 #81b821
RGB Decimal 129, 184, 33 rgb(129,184,33)
RGB Percent 50.6, 72.2, 12.9 rgb(50.6%,72.2%,12.9%)
CMYK 30, 0, 82, 28
HSL 81.9°, 69.6, 42.5 hsl(81.9,69.6%,42.5%)
HSV (or HSB) 81.9°, 82.1, 72.2
Web Safe 99cc33 #99cc33
CIE-LAB 68.793, -38.976, 63.908
XYZ 26.468, 39.057, 7.583
xyY 0.362, 0.534, 39.057
CIE-LCH 68.793, 74.856, 121.378
CIE-LUV 68.793, -27.843, 76.163
Hunter-Lab 62.496, -33.77, 36.553
Binary 10000001, 10111000, 00100001

Color Schemes with #81b821

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

Alternatives to #81b821

Below, you can see some colors close to #81b821. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#81b821 Preview

Text with hexadecimal color #81b821

This text has a font color of #81b821.

<span style="color:#81b821;">Text here</span>
#81b821 background color

This paragraph has a background color of #81b821.

<p style="background-color:#81b821;">Content here</p>
#81b821 border color

This element has a border color of #81b821.

<div style="border:1px solid #81b821;">Content here</div>
CSS codes
.text {color:#81b821;}
.background {background-color:#81b821;}
.border {border:1px solid #81b821;}

Shades and Tints of #81b821

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, #010100 is the darkest color, while #f8fcef is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #81b821

A tone is produced by adding gray to any pure hue. In this case, #6d6d6c is the less saturated color, while #88d108 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #81b821 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.

Monochromacy
  • #969696 Achromatopsia 0.005% of the population
  • #929d7f Atypical Achromatopsia 0.001% of the population
Dichromacy
  • #c0ac28 Protanopia 1% of men
  • #d5a43a Deuteranopia 1% of men
  • #9aafbc Tritanopia 0.001% of the population
Trichromacy
  • #a9b025 Protanomaly 1% of men, 0.01% of women
  • #b7ab31 Deuteranomaly 6% of men, 0.4% of women
  • #91b283 Tritanomaly 0.01% of the population