#660b21 Color Information

In a RGB color space, hex #660b21 is composed of 40% red, 4.3% green and 12.9% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 89.2% magenta, 67.6% yellow and 60% black. It has a hue angle of 345.5 degrees, a saturation of 80.5% and a lightness of 22.2%. #660b21 color hex could be obtained by blending #cc1642 with #000000. Closest websafe color is: #660033.

    • R 40
    • G 4
    • B 13
    RGB color chart
    • C 0
    • M 89
    • Y 68
    • K 60
    CMYK color chart

#660b21 color description : Very dark red.

#660b21 Color Conversion

The hexadecimal color #660b21 has RGB values of R:102, G:11, B:33 and CMYK values of C:0, M:0.89, Y:0.68, K:0.6. Its decimal value is 6687521.

Hex triplet 660b21 #660b21
RGB Decimal 102, 11, 33 rgb(102,11,33)
RGB Percent 40, 4.3, 12.9 rgb(40%,4.3%,12.9%)
CMYK 0, 89, 68, 60
HSL 345.5°, 80.5, 22.2 hsl(345.5,80.5%,22.2%)
HSV (or HSB) 345.5°, 89.2, 40
Web Safe 660033 #660033
CIE-LAB 20.73, 39.362, 12.93
XYZ 5.874, 3.175, 1.742
xyY 0.544, 0.294, 3.175
CIE-LCH 20.73, 41.432, 18.185
CIE-LUV 20.73, 54.516, 4.915
Hunter-Lab 17.818, 27.666, 6.675
Binary 01100110, 00001011, 00100001

Color Schemes with #660b21

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

Alternatives to #660b21

Below, you can see some colors close to #660b21. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#660b21 Preview

Text with hexadecimal color #660b21

This text has a font color of #660b21.

<span style="color:#660b21;">Text here</span>
#660b21 background color

This paragraph has a background color of #660b21.

<p style="background-color:#660b21;">Content here</p>
#660b21 border color

This element has a border color of #660b21.

<div style="border:1px solid #660b21;">Content here</div>
CSS codes
.text {color:#660b21;}
.background {background-color:#660b21;}
.border {border:1px solid #660b21;}

Shades and Tints of #660b21

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, #0d0104 is the darkest color, while #fffbfc is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #660b21

A tone is produced by adding gray to any pure hue. In this case, #3b3637 is the less saturated color, while #6f021d is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #660b21 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
  • #292929 Achromatopsia 0.005% of the population
  • #352327 Atypical Achromatopsia 0.001% of the population
Dichromacy
  • #3e3c3a Protanopia 1% of men
  • #483a26 Deuteranopia 1% of men
  • #6d1b1c Tritanopia 0.001% of the population
Trichromacy
  • #4c2a30 Protanomaly 1% of men, 0.01% of women
  • #532824 Deuteranomaly 6% of men, 0.4% of women
  • #6a151e Tritanomaly 0.01% of the population