#664f51 Color Information

In a RGB color space, hex #664f51 is composed of 40% red, 31% green and 31.8% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 22.5% magenta, 20.6% yellow and 60% black. It has a hue angle of 354.8 degrees, a saturation of 12.7% and a lightness of 35.5%. #664f51 color hex could be obtained by blending #cc9ea2 with #000000. Closest websafe color is: #666666.

    • R 40
    • G 31
    • B 32
    RGB color chart
    • C 0
    • M 23
    • Y 21
    • K 60
    CMYK color chart

#664f51 color description : Very dark grayish red.

#664f51 Color Conversion

The hexadecimal color #664f51 has RGB values of R:102, G:79, B:81 and CMYK values of C:0, M:0.23, Y:0.21, K:0.6. Its decimal value is 6704977.

Hex triplet 664f51 #664f51
RGB Decimal 102, 79, 81 rgb(102,79,81)
RGB Percent 40, 31, 31.8 rgb(40%,31%,31.8%)
CMYK 0, 23, 21, 60
HSL 354.8°, 12.7, 35.5 hsl(354.8,12.7%,35.5%)
HSV (or HSB) 354.8°, 22.5, 40
Web Safe 666666 #666666
CIE-LAB 36.006, 9.981, 2.514
XYZ 9.761, 9.011, 9.009
xyY 0.351, 0.324, 9.011
CIE-LCH 36.006, 10.292, 14.136
CIE-LUV 36.006, 13.672, 1.544
Hunter-Lab 30.019, 5.507, 3.219
Binary 01100110, 01001111, 01010001

Color Schemes with #664f51

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

Alternatives to #664f51

Below, you can see some colors close to #664f51. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#664f51 Preview

Text with hexadecimal color #664f51

This text has a font color of #664f51.

<span style="color:#664f51;">Text here</span>
#664f51 background color

This paragraph has a background color of #664f51.

<p style="background-color:#664f51;">Content here</p>
#664f51 border color

This element has a border color of #664f51.

<div style="border:1px solid #664f51;">Content here</div>
CSS codes
.text {color:#664f51;}
.background {background-color:#664f51;}
.border {border:1px solid #664f51;}

Shades and Tints of #664f51

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 #f8f6f7 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #664f51

A tone is produced by adding gray to any pure hue. In this case, #5f5657 is the less saturated color, while #b30212 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #664f51 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
  • #565656 Achromatopsia 0.005% of the population
  • #595555 Atypical Achromatopsia 0.001% of the population
Dichromacy
  • #5f5d5c Protanopia 1% of men
  • #675a59 Deuteranopia 1% of men
  • #6e575d Tritanopia 0.001% of the population
Trichromacy
  • #615758 Protanomaly 1% of men, 0.01% of women
  • #675656 Deuteranomaly 6% of men, 0.4% of women
  • #6b5459 Tritanomaly 0.01% of the population