#1b0000 Color Information

In a RGB color space, hex #1b0000 is composed of 10.6% red, 0% green and 0% blue. Whereas in a CMYK color space, it is composed of 0% cyan, 100% magenta, 100% yellow and 89.4% black. It has a hue angle of 0 degrees, a saturation of 100% and a lightness of 5.3%. #1b0000 color hex could be obtained by blending #360000 with #000000. Closest websafe color is: #330000.

    • R 11
    • G 0
    • B 0
    RGB color chart
    • C 0
    • M 100
    • Y 100
    • K 89
    CMYK color chart

#1b0000 color description : Very dark (mostly black) red.

#1b0000 Color Conversion

The hexadecimal color #1b0000 has RGB values of R:27, G:0, B:0 and CMYK values of C:0, M:1, Y:1, K:0.89. Its decimal value is 1769472.

Hex triplet 1b0000 #1b0000
RGB Decimal 27, 0, 0 rgb(27,0,0)
RGB Percent 10.6, 0, 0 rgb(10.6%,0%,0%)
CMYK 0, 100, 100, 89
HSL 0°, 100, 5.3 hsl(0,100%,5.3%)
HSV (or HSB) 0°, 100, 10.6
Web Safe 330000 #330000
CIE-LAB 2.105, 9.442, 3.327
XYZ 0.452, 0.233, 0.021
xyY 0.64, 0.33, 0.233
CIE-LCH 2.105, 10.011, 19.41
CIE-LUV 2.105, 6.921, 1.493
Hunter-Lab 4.828, 8.264, 3.119
Binary 00011011, 00000000, 00000000

Color Schemes with #1b0000

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

Alternatives to #1b0000

Below, you can see some colors close to #1b0000. Having a set of related colors can be useful if you need an inspirational alternative to your original color choice.

Similar Colors

#1b0000 Preview

Text with hexadecimal color #1b0000

This text has a font color of #1b0000.

<span style="color:#1b0000;">Text here</span>
#1b0000 background color

This paragraph has a background color of #1b0000.

<p style="background-color:#1b0000;">Content here</p>
#1b0000 border color

This element has a border color of #1b0000.

<div style="border:1px solid #1b0000;">Content here</div>
CSS codes
.text {color:#1b0000;}
.background {background-color:#1b0000;}
.border {border:1px solid #1b0000;}

Shades and Tints of #1b0000

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, #070000 is the darkest color, while #fff3f3 is the lightest one.

Shade Color Variation
Tint Color Variation

Tones of #1b0000

A tone is produced by adding gray to any pure hue. In this case, #0f0c0c is the less saturated color, while #1b0000 is the most saturated one.

Tone Color Variation

Color Blindness Simulator

Below, you can see how #1b0000 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.

  • #080808 Achromatopsia 0.005% of the population
  • #0c0606 Atypical Achromatopsia 0.001% of the population
  • #161405 Protanopia 1% of men
  • #191300 Deuteranopia 1% of men
  • #260400 Tritanopia 0.001% of the population
  • #180d03 Protanomaly 1% of men, 0.01% of women
  • #1a0c00 Deuteranomaly 6% of men, 0.4% of women
  • #220200 Tritanomaly 0.01% of the population