Charcoal
#1B3B65
BlueColor Codes
All color formats for development
HEX
#1B3B65RGB
rgb(27, 59, 101)HSL
hsl(214, 58%, 25%)OKLCH
oklch(0.351 0.083 256.1)CMYK
cmyk(73%, 42%, 0%, 60%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#18355B
2#152F51
3#132947
4#10233C
5#0D1D32
6#0B1828
7#08121E
8#050C14
9#03060A
Tints
Lighter variations
1#234C83
2#2B5EA1
3#3370BF
4#4A83CF
5#6898D7
6#86ADDF
7#A4C1E7
8#C3D6EF
9#E1EAF7
Tones
Muted variations
1#1E3B61
2#223C5D
3#263C5A
4#2A3D56
5#2D3D52
6#313E4F
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 | E3EC #E3ECF8 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CBDB #CBDBF1 | Secondary backgroundsInput backgroundsDividers |
| 300 | A2C0 #A2C0E6 | BordersInactive statesPlaceholder text |
| 400 | 729F #729FDA | Disabled statesSecondary iconsMuted text |
| 500 | 4A83 #4A83CF | Primary brand colorCTAsActive elementsLinks |
| 600 | 2F68 #2F68B1 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2552 #25528D | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1B3B #1B3B65 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1126 #112640 | Primary textHigh emphasis contentDark headings |
| 950 | 0B18 #0B1828 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--charcoal-50: #F3F7FC;
--charcoal-100: #E3ECF8;
--charcoal-200: #CBDBF1;
--charcoal-300: #A2C0E6;
--charcoal-400: #729FDA;
--charcoal-500: #4A83CF;
--charcoal-600: #2F68B1;
--charcoal-700: #25528D;
--charcoal-800: #1B3B65;
--charcoal-900: #112640;
--charcoal-950: #0B1828;
}