#21a5dd Color Information

In a RGB color space, hex #21a5dd is composed of 12.9% red, 64.7% green and 86.7% blue. Whereas in a CMYK color space, it is composed of 85.1% cyan, 25.3% magenta, 0% yellow and 13.3% black. It has a hue angle of 197.9 degrees, a saturation of 74% and a lightness of 49.8%. #21a5dd color hex could be obtained by blending #42ffff with #004bbb. Closest websafe color is: #3399cc.

    • R 13
    • G 65
    • B 87
    RGB color chart
    • C 85
    • M 25
    • Y 0
    • K 13
    CMYK color chart

#21a5dd color description : Vivid blue.

#21a5dd Color Conversion

The hexadecimal color #21a5dd has RGB values of R:33, G:165, B:221 and CMYK values of C:0.85, M:0.25, Y:0, K:0.13. Its decimal value is 2205149.

Hex triplet 21a5dd #21a5dd
RGB Decimal 33, 165, 221 rgb(33,165,221)
RGB Percent 12.9, 64.7, 86.7 rgb(12.9%,64.7%,86.7%)
CMYK 85, 25, 0, 13
HSL 197.9°, 74, 49.8 hsl(197.9,74%,49.8%)
HSV (or HSB) 197.9°, 85.1, 86.7
Web Safe 3399cc #3399cc
CIE-LAB 63.714, -14.385, -37.796
XYZ 27.13, 32.452, 73.237
xyY 0.204, 0.244, 32.452
CIE-LCH 63.714, 40.441, 249.163
CIE-LUV 63.714, -41.343, -58.162
Hunter-Lab 56.966, -14.68, -36.348
Binary 00100001, 10100101, 11011101

Color Schemes with #21a5dd

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

Alternatives to #21a5dd

Below, you can see some colors close to #21a5dd. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#21a5dd Preview

Text with hexadecimal color #21a5dd

This text has a font color of #21a5dd.

<span style="color:#21a5dd;">Text here</span>
#21a5dd background color

This paragraph has a background color of #21a5dd.

<p style="background-color:#21a5dd;">Content here</p>
#21a5dd border color

This element has a border color of #21a5dd.

<div style="border:1px solid #21a5dd;">Content here</div>
CSS codes
.text {color:#21a5dd;}
.background {background-color:#21a5dd;}
.border {border:1px solid #21a5dd;}

Shades and Tints of #21a5dd

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, #020c10 is the darkest color, while #feffff is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #21a5dd

A tone is produced by adding gray to any pure hue. In this case, #798185 is the less saturated color, while #04b1fa is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #21a5dd 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
  • #848484 Achromatopsia 0.005% of the population
  • #708b96 Atypical Achromatopsia 0.001% of the population
Dichromacy
  • #8d9dd6 Protanopia 1% of men
  • #7f9ee3 Deuteranopia 1% of men
  • #00afbb Tritanopia 0.001% of the population
Trichromacy
  • #65a0d8 Protanomaly 1% of men, 0.01% of women
  • #5da0e1 Deuteranomaly 6% of men, 0.4% of women
  • #0cabc7 Tritanomaly 0.01% of the population