Charcoal
#1D3A63
BlueColor Codes
All color formats for development
HEX
#1D3A63RGB
rgb(29, 58, 99)HSL
hsl(215, 55%, 25%)OKLCH
oklch(0.348 0.08 257.3)CMYK
cmyk(71%, 41%, 0%, 61%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#1A3459
2#172E4F
3#142945
4#11233B
5#0E1D31
6#0B1728
7#09111E
8#060C14
9#03060A
Tints
Lighter variations
1#254B80
2#2E5D9E
3#376EBC
4#4D82CB
5#6B97D4
6#88ABDD
7#A6C0E5
8#C4D5EE
9#E1EAF6
Tones
Muted variations
1#203A5F
2#243B5C
3#273C58
4#2B3C55
5#2E3D51
6#323D4E
7#353E4A
8#393F47
9#3C3F43
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F7 #F3F7FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E3EC #E3ECF7 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CCDB #CCDBF0 | Secondary backgroundsInput backgroundsDividers |
| 300 | A4BF #A4BFE5 | BordersInactive statesPlaceholder text |
| 400 | 759E #759ED7 | Disabled statesSecondary iconsMuted text |
| 500 | 4D82 #4D82CB | Primary brand colorCTAsActive elementsLinks |
| 600 | 3266 #3266AE | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2851 #28518A | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1D3A #1D3A63 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1225 #12253F | Primary textHigh emphasis contentDark headings |
| 950 | 0B17 #0B1728 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--charcoal-50: #F3F7FC;
--charcoal-100: #E3ECF7;
--charcoal-200: #CCDBF0;
--charcoal-300: #A4BFE5;
--charcoal-400: #759ED7;
--charcoal-500: #4D82CB;
--charcoal-600: #3266AE;
--charcoal-700: #28518A;
--charcoal-800: #1D3A63;
--charcoal-900: #12253F;
--charcoal-950: #0B1728;
}