#664f4f Color Information

In a RGB color space, hex #664f4f is composed of 40% red, 31% green and 31% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 22.5% magenta, 22.5% yellow and 60% black. It has a hue angle of 0 degrees, a saturation of 12.7% and a lightness of 35.5%. #664f4f color hex could be obtained by blending #cc9e9e with #000000. Closest websafe color is: #666666.

    • R 40
    • G 31
    • B 31
    RGB color chart
    • C 0
    • M 23
    • Y 23
    • K 60
    CMYK color chart

#664f4f color description : Very dark grayish red.

#664f4f Color Conversion

The hexadecimal color #664f4f has RGB values of R:102, G:79, B:79 and CMYK values of C:0, M:0.23, Y:0.23, K:0.6. Its decimal value is 6704975.

Hex triplet 664f4f #664f4f
RGB Decimal 102, 79, 79 rgb(102,79,79)
RGB Percent 40, 31, 31 rgb(40%,31%,31%)
CMYK 0, 23, 23, 60
HSL 0°, 12.7, 35.5 hsl(0,12.7%,35.5%)
HSV (or HSB) 0°, 22.5, 40
Web Safe 666666 #666666
CIE-LAB 35.949, 9.634, 3.689
XYZ 9.687, 8.982, 8.62
xyY 0.355, 0.329, 8.982
CIE-LCH 35.949, 10.316, 20.954
CIE-LUV 35.949, 13.889, 2.992
Hunter-Lab 29.969, 5.248, 3.925
Binary 01100110, 01001111, 01001111

Color Schemes with #664f4f

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

Alternatives to #664f4f

Below, you can see some colors close to #664f4f. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#664f4f Preview

Text with hexadecimal color #664f4f

This text has a font color of #664f4f.

<span style="color:#664f4f;">Text here</span>
#664f4f background color

This paragraph has a background color of #664f4f.

<p style="background-color:#664f4f;">Content here</p>
#664f4f border color

This element has a border color of #664f4f.

<div style="border:1px solid #664f4f;">Content here</div>
CSS codes
.text {color:#664f4f;}
.background {background-color:#664f4f;}
.border {border:1px solid #664f4f;}

Shades and Tints of #664f4f

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, #030202 is the darkest color, while #f8f6f6 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #664f4f

A tone is produced by adding gray to any pure hue. In this case, #5f5656 is the less saturated color, while #b30202 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #664f4f 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.

  • #565656 Achromatopsia 0.005% of the population
  • #595555 Atypical Achromatopsia 0.001% of the population
  • #5f5d5a Protanopia 1% of men
  • #685a57 Deuteranopia 1% of men
  • #6e575d Tritanopia 0.001% of the population
  • #615756 Protanomaly 1% of men, 0.01% of women
  • #675654 Deuteranomaly 6% of men, 0.4% of women
  • #6b5458 Tritanomaly 0.01% of the population