#66181b Color Information

In a RGB color space, hex #66181b is composed of 40% red, 9.4% green and 10.6% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 76.5% magenta, 73.5% yellow and 60% black. It has a hue angle of 357.7 degrees, a saturation of 61.9% and a lightness of 24.7%. #66181b color hex could be obtained by blending #cc3036 with #000000. Closest websafe color is: #660033.

    • R 40
    • G 9
    • B 11
    RGB color chart
    • C 0
    • M 76
    • Y 74
    • K 60
    CMYK color chart

#66181b color description : Very dark red.

#66181b Color Conversion

The hexadecimal color #66181b has RGB values of R:102, G:24, B:27 and CMYK values of C:0, M:0.76, Y:0.74, K:0.6. Its decimal value is 6690843.

Hex triplet 66181b #66181b
RGB Decimal 102, 24, 27 rgb(102,24,27)
RGB Percent 40, 9.4, 10.6 rgb(40%,9.4%,10.6%)
CMYK 0, 76, 74, 60
HSL 357.7°, 61.9, 24.7 hsl(357.7,61.9%,24.7%)
HSV (or HSB) 357.7°, 76.5, 40
Web Safe 660033 #660033
CIE-LAB 22.152, 34.683, 18.842
XYZ 6.004, 3.558, 1.407
xyY 0.547, 0.324, 3.558
CIE-LCH 22.152, 39.471, 28.514
CIE-LUV 22.152, 51.784, 10.131
Hunter-Lab 18.862, 23.811, 8.78
Binary 01100110, 00011000, 00011011

Color Schemes with #66181b

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

Alternatives to #66181b

Below, you can see some colors close to #66181b. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#66181b Preview

Text with hexadecimal color #66181b

This text has a font color of #66181b.

<span style="color:#66181b;">Text here</span>
#66181b background color

This paragraph has a background color of #66181b.

<p style="background-color:#66181b;">Content here</p>
#66181b border color

This element has a border color of #66181b.

<div style="border:1px solid #66181b;">Content here</div>
CSS codes
.text {color:#66181b;}
.background {background-color:#66181b;}
.border {border:1px solid #66181b;}

Shades and Tints of #66181b

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, #070202 is the darkest color, while #fdf6f6 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #66181b

A tone is produced by adding gray to any pure hue. In this case, #3f3f3f is the less saturated color, while #790509 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #66181b 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
  • #303030 Achromatopsia 0.005% of the population
  • #3b2b2c Atypical Achromatopsia 0.001% of the population
Dichromacy
  • #433f30 Protanopia 1% of men
  • #4d3c21 Deuteranopia 1% of men
  • #6d2425 Tritanopia 0.001% of the population
Trichromacy
  • #503128 Protanomaly 1% of men, 0.01% of women
  • #562f1f Deuteranomaly 6% of men, 0.4% of women
  • #6b1f21 Tritanomaly 0.01% of the population