#645b5b Color Information

In a RGB color space, hex #645b5b is composed of 39.2% red, 35.7% green and 35.7% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 9% magenta, 9% yellow and 60.8% black. It has a hue angle of 0 degrees, a saturation of 4.7% and a lightness of 37.5%. #645b5b color hex could be obtained by blending #c8b6b6 with #000000. Closest websafe color is: #666666.

    • R 39
    • G 36
    • B 36
    RGB color chart
    • C 0
    • M 9
    • Y 9
    • K 61
    CMYK color chart

#645b5b color description : Very dark grayish red.

#645b5b Color Conversion

The hexadecimal color #645b5b has RGB values of R:100, G:91, B:91 and CMYK values of C:0, M:0.09, Y:0.09, K:0.61. Its decimal value is 6576987.

Hex triplet 645b5b #645b5b
RGB Decimal 100, 91, 91 rgb(100,91,91)
RGB Percent 39.2, 35.7, 35.7 rgb(39.2%,35.7%,35.7%)
CMYK 0, 9, 9, 61
HSL 0°, 4.7, 37.5 hsl(0,4.7%,37.5%)
HSV (or HSB) 0°, 9, 39.2
Web Safe 666666 #666666
CIE-LAB 39.491, 3.622, 1.31
XYZ 10.885, 10.947, 11.437
xyY 0.327, 0.329, 10.947
CIE-LCH 39.491, 3.852, 19.879
CIE-LUV 39.491, 5.176, 1.112
Hunter-Lab 33.086, 0.822, 2.666
Binary 01100100, 01011011, 01011011

Color Schemes with #645b5b

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

Alternatives to #645b5b

Below, you can see some colors close to #645b5b. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#645b5b Preview

Text with hexadecimal color #645b5b

This text has a font color of #645b5b.

<span style="color:#645b5b;">Text here</span>
#645b5b background color

This paragraph has a background color of #645b5b.

<p style="background-color:#645b5b;">Content here</p>
#645b5b border color

This element has a border color of #645b5b.

<div style="border:1px solid #645b5b;">Content here</div>
CSS codes
.text {color:#645b5b;}
.background {background-color:#645b5b;}
.border {border:1px solid #645b5b;}

Shades and Tints of #645b5b

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, #080707 is the darkest color, while #fdfcfc is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #645b5b

A tone is produced by adding gray to any pure hue. In this case, #645b5b is the less saturated color, while #bc0303 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #645b5b 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.

  • #5e5e5e Achromatopsia 0.005% of the population
  • #5f5d5d Atypical Achromatopsia 0.001% of the population
  • #676464 Protanopia 1% of men
  • #6f6263 Deuteranopia 1% of men
  • #6d6269 Tritanopia 0.001% of the population
  • #666160 Protanomaly 1% of men, 0.01% of women
  • #6b5f60 Deuteranomaly 6% of men, 0.4% of women
  • #695f64 Tritanomaly 0.01% of the population