Color conversion
Color conversion for #151721
Complete numeric profile for comparing screens, paints, palettes and digital materials.
Color spaces
| RGB | 21 | 23 | 33 | |
|---|---|---|---|---|
| HSL | 230° | 22.22% | 10.59% | |
| HSV | 230° | 36.36% | 12.94% | |
| CMYK | 36.36% | 30.3% | 0% | 87.06% |
| XYZ | 0.8901 | 0.882 | 1.5619 | |
| Yxy | 0.882 | 0.267 | 0.2645 | |
| Hunter Lab | 9.3915 | 0.4825 | -3.2826 | |
| CIE-Lab | 7.967 | 2.0848 | -7.2728 | |
| CIE-LCH | 7.967 | 7.5657 | 285.9953 | |
| CIE-LUV | 7.9671 | -0.8819 | -4.7884 |
Base numbers
| Base | Red | Green | Blue |
|---|---|---|---|
| Binary | 00010101 | 00010111 | 00100001 |
| Octal | 25 | 27 | 41 |
| Decimal | 21 | 23 | 33 |
| Hex | 15 | 17 | 21 |
RGB percentages
CMYK percentages
Shades #151721
Tints #151721
Harmony
Color schemes
Complementary
Analogous
Triadic
Split complementary
Tetradic
Rectangle
Monochromatic
#151721 color on black
#151721 color sample text
#151721 color on white
#151721 color sample text
#151721 CSS codes
.background { background-color: #151721; }
.text { color: #151721; }
.border { border: 3px solid #151721; }
.shadow { box-shadow: 0 8px 28px rgba(21, 23, 33, 0.35); }CSS preview
Accessibility
Contrast on white17.86:1AAA
Contrast on black1.18:1Poor
Web safe#000033Near
Luminance0.00880-1
Global naming
Color names in other languages
Use these names to compare international references, paint catalogs and design materials.
English#151721 color
PortuguêsCor #151721
EspañolColor #151721
한국어#151721 색상
日本語#151721 の色
中文#151721 颜色
DeutschFarbe #151721
FrançaisCouleur #151721
Pairings
Nearby palette
Useful combinations for testing contrast, emphasis and visual harmony with #151721 color.
Related shades
See Blacks