#661b1b Color Information

In a RGB color space, hex #661b1b is composed of 40% red, 10.6% green and 10.6% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 73.5% magenta, 73.5% yellow and 60% black. It has a hue angle of 0 degrees, a saturation of 58.1% and a lightness of 25.3%. #661b1b color hex could be obtained by blending #cc3636 with #000000. Closest websafe color is: #663333.

    • R 40
    • G 11
    • B 11
    RGB color chart
    • C 0
    • M 74
    • Y 74
    • K 60
    CMYK color chart

#661b1b color description : Very dark red.

#661b1b Color Conversion

The hexadecimal color #661b1b has RGB values of R:102, G:27, B:27 and CMYK values of C:0, M:0.74, Y:0.74, K:0.6. Its decimal value is 6691611.

Hex triplet 661b1b #661b1b
RGB Decimal 102, 27, 27 rgb(102,27,27)
RGB Percent 40, 10.6, 10.6 rgb(40%,10.6%,10.6%)
CMYK 0, 74, 74, 60
HSL 0°, 58.1, 25.3 hsl(0,58.1%,25.3%)
HSV (or HSB) 0°, 73.5, 40
Web Safe 663333 #663333
CIE-LAB 22.614, 33.414, 19.397
XYZ 6.07, 3.688, 1.429
xyY 0.543, 0.33, 3.688
CIE-LCH 22.614, 38.636, 30.135
CIE-LUV 22.614, 50.499, 10.893
Hunter-Lab 19.205, 22.802, 9.032
Binary 01100110, 00011011, 00011011

Color Schemes with #661b1b

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

Alternatives to #661b1b

Below, you can see some colors close to #661b1b. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#661b1b Preview

Text with hexadecimal color #661b1b

This text has a font color of #661b1b.

<span style="color:#661b1b;">Text here</span>
#661b1b background color

This paragraph has a background color of #661b1b.

<p style="background-color:#661b1b;">Content here</p>
#661b1b border color

This element has a border color of #661b1b.

<div style="border:1px solid #661b1b;">Content here</div>
CSS codes
.text {color:#661b1b;}
.background {background-color:#661b1b;}
.border {border:1px solid #661b1b;}

Shades and Tints of #661b1b

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, #090202 is the darkest color, while #fdf8f8 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #661b1b

A tone is produced by adding gray to any pure hue. In this case, #433e3e is the less saturated color, while #7f0202 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #661b1b 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
  • #313131 Achromatopsia 0.005% of the population
  • #3c2d2d Atypical Achromatopsia 0.001% of the population
Dichromacy
  • #45402f Protanopia 1% of men
  • #4e3d21 Deuteranopia 1% of men
  • #6e2628 Tritanopia 0.001% of the population
Trichromacy
  • #513228 Protanomaly 1% of men, 0.01% of women
  • #57311f Deuteranomaly 6% of men, 0.4% of women
  • #6b2223 Tritanomaly 0.01% of the population