Cobalt
#0B3CA8
BlueColor Codes
All color formats for development
HEX
#0B3CA8RGB
rgb(11, 60, 168)HSL
hsl(221, 88%, 35%)OKLCH
oklch(0.405 0.18 262.8)CMYK
cmyk(93%, 64%, 0%, 34%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0A3697
2#093086
3#072A75
4#062465
5#051E54
6#041843
7#031232
8#020C22
9#010611
Tints
Lighter variations
1#0D48C7
2#0F53E6
3#2566F1
4#447BF3
5#6391F5
6#82A7F7
7#A2BDF9
8#C1D3FB
9#E0E9FD
Tones
Muted variations
1#133FA0
2#1A4298
3#224590
4#2A4888
5#324B81
6#3A4E79
7#425171
8#4A5369
9#515661
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F5 #F1F5FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DDE7 #DDE7FD | Light backgroundsTable row hoverSkeleton loading |
| 200 | C1D3 #C1D3FB | Secondary backgroundsInput backgroundsDividers |
| 300 | 91B1 #91B1F8 | BordersInactive statesPlaceholder text |
| 400 | 5789 #5789F4 | Disabled statesSecondary iconsMuted text |
| 500 | 2767 #2767F1 | Primary brand colorCTAsActive elementsLinks |
| 600 | 0D4C #0D4CD3 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0B3C #0B3CA8 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 082B #082B78 | Text on light backgroundsHeadingsStrong borders |
| 900 | 051C #051C4D | Primary textHigh emphasis contentDark headings |
| 950 | 0311 #031130 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F5FE;
--cobalt-100: #DDE7FD;
--cobalt-200: #C1D3FB;
--cobalt-300: #91B1F8;
--cobalt-400: #5789F4;
--cobalt-500: #2767F1;
--cobalt-600: #0D4CD3;
--cobalt-700: #0B3CA8;
--cobalt-800: #082B78;
--cobalt-900: #051C4D;
--cobalt-950: #031130;
}