#664b4b Color Information

In a RGB color space, hex #664b4b is composed of 40% red, 29.4% green and 29.4% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 26.5% magenta, 26.5% yellow and 60% black. It has a hue angle of 0 degrees, a saturation of 15.3% and a lightness of 34.7%. #664b4b color hex could be obtained by blending #cc9696 with #000000. Closest websafe color is: #663333.

    • R 40
    • G 29
    • B 29
    RGB color chart
    • C 0
    • M 26
    • Y 26
    • K 60
    CMYK color chart

#664b4b color description : Very dark grayish red.

#664b4b Color Conversion

The hexadecimal color #664b4b has RGB values of R:102, G:75, B:75 and CMYK values of C:0, M:0.26, Y:0.26, K:0.6. Its decimal value is 6703947.

Hex triplet 664b4b #664b4b
RGB Decimal 102, 75, 75 rgb(102,75,75)
RGB Percent 40, 29.4, 29.4 rgb(40%,29.4%,29.4%)
CMYK 0, 26, 26, 60
HSL 0°, 15.3, 34.7 hsl(0,15.3%,34.7%)
HSV (or HSB) 0°, 26.5, 40
Web Safe 663333 #663333
CIE-LAB 34.732, 11.442, 4.467
XYZ 9.265, 8.365, 7.783
xyY 0.365, 0.329, 8.365
CIE-LCH 34.732, 12.283, 21.328
CIE-LUV 34.732, 16.522, 3.561
Hunter-Lab 28.923, 6.568, 4.292
Binary 01100110, 01001011, 01001011

Color Schemes with #664b4b

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

Alternatives to #664b4b

Below, you can see some colors close to #664b4b. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#664b4b Preview

Text with hexadecimal color #664b4b

This text has a font color of #664b4b.

<span style="color:#664b4b;">Text here</span>
#664b4b background color

This paragraph has a background color of #664b4b.

<p style="background-color:#664b4b;">Content here</p>
#664b4b border color

This element has a border color of #664b4b.

<div style="border:1px solid #664b4b;">Content here</div>
CSS codes
.text {color:#664b4b;}
.background {background-color:#664b4b;}
.border {border:1px solid #664b4b;}

Shades and Tints of #664b4b

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, #000000 is the darkest color, while #f7f4f4 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #664b4b

A tone is produced by adding gray to any pure hue. In this case, #5f5252 is the less saturated color, while #b10000 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #664b4b 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
  • #535353 Achromatopsia 0.005% of the population
  • #575151 Atypical Achromatopsia 0.001% of the population
Dichromacy
  • #5d5a57 Protanopia 1% of men
  • #655753 Deuteranopia 1% of men
  • #6e5359 Tritanopia 0.001% of the population
Trichromacy
  • #605452 Protanomaly 1% of men, 0.01% of women
  • #655350 Deuteranomaly 6% of men, 0.4% of women
  • #6b5054 Tritanomaly 0.01% of the population