Charcoal
#284057
BlueColor Codes
All color formats for development
HEX
#284057RGB
rgb(40, 64, 87)HSL
hsl(209, 37%, 25%)OKLCH
oklch(0.363 0.05 248.3)CMYK
cmyk(54%, 26%, 0%, 66%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#243A4F
2#203446
3#1C2D3D
4#182734
5#14202C
6#101A23
7#0C131A
8#080D11
9#040609
Tints
Lighter variations
1#345472
2#40678C
3#4C7BA6
4#628EB7
5#7CA1C3
6#96B3CF
7#B0C6DB
8#CBD9E7
9#E5ECF3
Tones
Muted variations
1#2B4055
2#2D4053
3#2F4050
4#32404E
5#34404C
6#364049
7#394047
8#3B4044
9#3D4042
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F5F7 #F5F7FA | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E7ED #E7EDF4 | Light backgroundsTable row hoverSkeleton loading |
| 200 | D2DE #D2DEEA | Secondary backgroundsInput backgroundsDividers |
| 300 | AFC5 #AFC5DA | BordersInactive statesPlaceholder text |
| 400 | 85A7 #85A7C7 | Disabled statesSecondary iconsMuted text |
| 500 | 628E #628EB7 | Primary brand colorCTAsActive elementsLinks |
| 600 | 4772 #47729A | Hover statesFocus ringsPrimary buttons hover |
| 700 | 385A #385A7A | Active/pressed statesDark mode accentsSecondary text |
| 800 | 2841 #284157 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1A29 #1A2938 | Primary textHigh emphasis contentDark headings |
| 950 | 101A #101A23 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--charcoal-50: #F5F7FA;
--charcoal-100: #E7EDF4;
--charcoal-200: #D2DEEA;
--charcoal-300: #AFC5DA;
--charcoal-400: #85A7C7;
--charcoal-500: #628EB7;
--charcoal-600: #47729A;
--charcoal-700: #385A7A;
--charcoal-800: #284157;
--charcoal-900: #1A2938;
--charcoal-950: #101A23;
}