#663b3a Color Information

In a RGB color space, hex #663b3a is composed of 40% red, 23.1% green and 22.7% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 42.2% magenta, 43.1% yellow and 60% black. It has a hue angle of 1.4 degrees, a saturation of 27.5% and a lightness of 31.4%. #663b3a color hex could be obtained by blending #cc7674 with #000000. Closest websafe color is: #663333.

    • R 40
    • G 23
    • B 23
    RGB color chart
    • C 0
    • M 42
    • Y 43
    • K 60
    CMYK color chart

#663b3a color description : Very dark desaturated red.

#663b3a Color Conversion

The hexadecimal color #663b3a has RGB values of R:102, G:59, B:58 and CMYK values of C:0, M:0.42, Y:0.43, K:0.6. Its decimal value is 6699834.

Hex triplet 663b3a #663b3a
RGB Decimal 102, 59, 58 rgb(102,59,58)
RGB Percent 40, 23.1, 22.7 rgb(40%,23.1%,22.7%)
CMYK 0, 42, 43, 60
HSL 1.4°, 27.5, 31.4 hsl(1.4,27.5%,31.4%)
HSV (or HSB) 1.4°, 43.1, 40
Web Safe 663333 #663333
CIE-LAB 30.056, 18.831, 8.757
XYZ 7.807, 6.259, 4.8
xyY 0.414, 0.332, 6.259
CIE-LCH 30.056, 20.768, 24.939
CIE-LUV 30.056, 27.81, 6.599
Hunter-Lab 25.017, 11.925, 6.137
Binary 01100110, 00111011, 00111010

Color Schemes with #663b3a

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

Alternatives to #663b3a

Below, you can see some colors close to #663b3a. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#663b3a Preview

Text with hexadecimal color #663b3a

This text has a font color of #663b3a.

<span style="color:#663b3a;">Text here</span>
#663b3a background color

This paragraph has a background color of #663b3a.

<p style="background-color:#663b3a;">Content here</p>
#663b3a border color

This element has a border color of #663b3a.

<div style="border:1px solid #663b3a;">Content here</div>
CSS codes
.text {color:#663b3a;}
.background {background-color:#663b3a;}
.border {border:1px solid #663b3a;}

Shades and Tints of #663b3a

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, #020101 is the darkest color, while #f9f5f4 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #663b3a

A tone is produced by adding gray to any pure hue. In this case, #544d4c is the less saturated color, while #9d0603 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #663b3a 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.

  • #484848 Achromatopsia 0.005% of the population
  • #4e4545 Atypical Achromatopsia 0.001% of the population
  • #535049 Protanopia 1% of men
  • #5c4d42 Deuteranopia 1% of men
  • #6e4449 Tritanopia 0.001% of the population
  • #5a4843 Protanomaly 1% of men, 0.01% of women
  • #60463f Deuteranomaly 6% of men, 0.4% of women
  • #6b4143 Tritanomaly 0.01% of the population