#664e51 Color Information

In a RGB color space, hex #664e51 is composed of 40% red, 30.6% green and 31.8% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 23.5% magenta, 20.6% yellow and 60% black. It has a hue angle of 352.5 degrees, a saturation of 13.3% and a lightness of 35.3%. #664e51 color hex could be obtained by blending #cc9ca2 with #000000. Closest websafe color is: #666666.

    • R 40
    • G 31
    • B 32
    RGB color chart
    • C 0
    • M 24
    • Y 21
    • K 60
    CMYK color chart

#664e51 color description : Very dark grayish red.

#664e51 Color Conversion

The hexadecimal color #664e51 has RGB values of R:102, G:78, B:81 and CMYK values of C:0, M:0.24, Y:0.21, K:0.6. Its decimal value is 6704721.

Hex triplet 664e51 #664e51
RGB Decimal 102, 78, 81 rgb(102,78,81)
RGB Percent 40, 30.6, 31.8 rgb(40%,30.6%,31.8%)
CMYK 0, 24, 21, 60
HSL 352.5°, 13.3, 35.3 hsl(352.5,13.3%,35.3%)
HSV (or HSB) 352.5°, 23.5, 40
Web Safe 666666 #666666
CIE-LAB 35.729, 10.601, 2.113
XYZ 9.689, 8.868, 8.985
xyY 0.352, 0.322, 8.868
CIE-LCH 35.729, 10.809, 11.274
CIE-LUV 35.729, 14.206, 0.962
Hunter-Lab 29.779, 5.963, 2.955
Binary 01100110, 01001110, 01010001

Color Schemes with #664e51

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

Alternatives to #664e51

Below, you can see some colors close to #664e51. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#664e51 Preview

Text with hexadecimal color #664e51

This text has a font color of #664e51.

<span style="color:#664e51;">Text here</span>
#664e51 background color

This paragraph has a background color of #664e51.

<p style="background-color:#664e51;">Content here</p>
#664e51 border color

This element has a border color of #664e51.

<div style="border:1px solid #664e51;">Content here</div>
CSS codes
.text {color:#664e51;}
.background {background-color:#664e51;}
.border {border:1px solid #664e51;}

Shades and Tints of #664e51

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, #020202 is the darkest color, while #f8f6f6 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #664e51

A tone is produced by adding gray to any pure hue. In this case, #5f5556 is the less saturated color, while #b20218 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #664e51 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
  • #595455 Atypical Achromatopsia 0.001% of the population
Dichromacy
  • #5e5c5c Protanopia 1% of men
  • #665a59 Deuteranopia 1% of men
  • #6e565c Tritanopia 0.001% of the population
Trichromacy
  • #615758 Protanomaly 1% of men, 0.01% of women
  • #665556 Deuteranomaly 6% of men, 0.4% of women
  • #6b5358 Tritanomaly 0.01% of the population