Charcoal
#182839
BlueColor Codes
All color formats for development
HEX
#182839RGB
rgb(24, 40, 57)HSL
hsl(211, 41%, 16%)OKLCH
oklch(0.271 0.038 250.8)CMYK
cmyk(58%, 30%, 0%, 78%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#162434
2#13202E
3#111C28
4#0E1823
5#0C141D
6#0A1017
7#070C11
8#05080C
9#020406
Tints
Lighter variations
1#253D58
2#315276
3#3E6894
4#4B7DB2
5#6892C0
6#86A8CC
7#A4BED9
8#C3D4E6
9#E1E9F2
Tones
Muted variations
1#1A2838
2#1B2836
3#1D2835
4#1F2833
5#202931
6#22292F
7#24292E
8#25292C
9#27292A
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F4F7 #F4F7FA | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E6ED #E6EDF4 | Light backgroundsTable row hoverSkeleton loading |
| 200 | D0DD #D0DDEB | Secondary backgroundsInput backgroundsDividers |
| 300 | ACC4 #ACC4DC | BordersInactive statesPlaceholder text |
| 400 | 81A5 #81A5CA | Disabled statesSecondary iconsMuted text |
| 500 | 5D8B #5D8BBB | Primary brand colorCTAsActive elementsLinks |
| 600 | 426F #426F9E | Hover statesFocus ringsPrimary buttons hover |
| 700 | 3558 #35587E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 263F #263F5A | Text on light backgroundsHeadingsStrong borders |
| 900 | 1828 #18283A | Primary textHigh emphasis contentDark headings |
| 950 | 0F19 #0F1924 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--charcoal-50: #F4F7FA;
--charcoal-100: #E6EDF4;
--charcoal-200: #D0DDEB;
--charcoal-300: #ACC4DC;
--charcoal-400: #81A5CA;
--charcoal-500: #5D8BBB;
--charcoal-600: #426F9E;
--charcoal-700: #35587E;
--charcoal-800: #263F5A;
--charcoal-900: #18283A;
--charcoal-950: #0F1924;
}