Color conversion
Color conversion for #181B21
Complete numeric profile for comparing screens, paints, palettes and digital materials.
Color spaces
| RGB | 24 | 27 | 33 | |
|---|---|---|---|---|
| HSL | 220° | 15.79% | 11.18% | |
| HSV | 220° | 27.27% | 12.94% | |
| CMYK | 27.27% | 18.18% | 0% | 87.06% |
| XYZ | 1.0431 | 1.0878 | 1.5936 | |
| Yxy | 1.0878 | 0.2801 | 0.2921 | |
| Hunter Lab | 10.4298 | -0.4001 | -1.7547 | |
| CIE-Lab | 9.7024 | 0.3269 | -4.6073 | |
| CIE-LCH | 9.7024 | 4.6189 | 274.0585 | |
| CIE-LUV | 9.7024 | -1.1847 | -3.2995 |
Base numbers
| Base | Red | Green | Blue |
|---|---|---|---|
| Binary | 00011000 | 00011011 | 00100001 |
| Octal | 30 | 33 | 41 |
| Decimal | 24 | 27 | 33 |
| Hex | 18 | 1B | 21 |
RGB percentages
CMYK percentages
Shades #181B21
Tints #181B21
Harmony
Color schemes
Complementary
Analogous
Triadic
Split complementary
Tetradic
Rectangle
Monochromatic
#181B21 color on black
#181B21 color sample text
#181B21 color on white
#181B21 color sample text
#181B21 CSS codes
.background { background-color: #181B21; }
.text { color: #181B21; }
.border { border: 3px solid #181B21; }
.shadow { box-shadow: 0 8px 28px rgba(24, 27, 33, 0.35); }CSS preview
Accessibility
Contrast on white17.24:1AAA
Contrast on black1.22:1Poor
Web safe#003333Near
Luminance0.01090-1
Global naming
Color names in other languages
Use these names to compare international references, paint catalogs and design materials.
English#181B21 color
PortuguêsCor #181B21
EspañolColor #181B21
한국어#181B21 색상
日本語#181B21 の色
中文#181B21 颜色
DeutschFarbe #181B21
FrançaisCouleur #181B21
Pairings
Nearby palette
Useful combinations for testing contrast, emphasis and visual harmony with #181B21 color.
Related shades
See Blacks