Charcoal
#1B3A65
BlueColor Codes
All color formats for development
HEX
#1B3A65RGB
rgb(27, 58, 101)HSL
hsl(215, 58%, 25%)OKLCH
oklch(0.349 0.084 257.1)CMYK
cmyk(73%, 43%, 0%, 60%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#18345B
2#152E51
3#132847
4#10233C
5#0D1D32
6#0B1728
7#08111E
8#050C14
9#03060A
Tints
Lighter variations
1#234B83
2#2B5CA1
3#336DBF
4#4A81CF
5#6896D7
6#86ABDF
7#A4C0E7
8#C3D5EF
9#E1EAF7
Tones
Muted variations
1#1E3A61
2#223B5D
3#263B5A
4#2A3C56
5#2D3D52
6#313D4F
7#353E4B
8#383F47
9#3C3F43
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F7 #F3F7FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E3EB #E3EBF8 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CBDB #CBDBF1 | Secondary backgroundsInput backgroundsDividers |
| 300 | A2BF #A2BFE6 | BordersInactive statesPlaceholder text |
| 400 | 729D #729DDA | Disabled statesSecondary iconsMuted text |
| 500 | 4A81 #4A81CF | Primary brand colorCTAsActive elementsLinks |
| 600 | 2F65 #2F65B1 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2551 #25518D | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1B3A #1B3A65 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1125 #112540 | 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: #E3EBF8;
--charcoal-200: #CBDBF1;
--charcoal-300: #A2BFE6;
--charcoal-400: #729DDA;
--charcoal-500: #4A81CF;
--charcoal-600: #2F65B1;
--charcoal-700: #25518D;
--charcoal-800: #1B3A65;
--charcoal-900: #112540;
--charcoal-950: #0B1728;
}