Charcoal
#183C68
BlueColor Codes
All color formats for development
HEX
#183C68RGB
rgb(24, 60, 104)HSL
hsl(213, 63%, 25%)OKLCH
oklch(0.355 0.087 255.1)CMYK
cmyk(77%, 42%, 0%, 59%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#15365E
2#133053
3#112A49
4#0E243E
5#0C1E34
6#09182A
7#07121F
8#050C15
9#02060A
Tints
Lighter variations
1#1F4E87
2#2660A6
3#2D71C5
4#4485D5
5#6399DC
6#82AEE3
7#A1C2EA
8#C1D6F1
9#E0EBF8
Tones
Muted variations
1#1C3C64
2#203D60
3#243D5C
4#283D58
5#2C3E54
6#303E50
7#343F4C
8#383F48
9#3C3F44
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F7 #F3F7FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E2EC #E2ECF8 | Light backgroundsTable row hoverSkeleton loading |
| 200 | C9DC #C9DCF3 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9FC1 #9FC1E9 | BordersInactive statesPlaceholder text |
| 400 | 6EA0 #6EA0DE | Disabled statesSecondary iconsMuted text |
| 500 | 4485 #4485D5 | Primary brand colorCTAsActive elementsLinks |
| 600 | 2A69 #2A69B7 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2154 #215491 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 183C #183C68 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0F26 #0F2643 | Primary textHigh emphasis contentDark headings |
| 950 | 0918 #09182A | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--charcoal-50: #F3F7FC;
--charcoal-100: #E2ECF8;
--charcoal-200: #C9DCF3;
--charcoal-300: #9FC1E9;
--charcoal-400: #6EA0DE;
--charcoal-500: #4485D5;
--charcoal-600: #2A69B7;
--charcoal-700: #215491;
--charcoal-800: #183C68;
--charcoal-900: #0F2643;
--charcoal-950: #09182A;
}