Cobalt
#0B3AA8
BlueColor Codes
All color formats for development
HEX
#0B3AA8RGB
rgb(11, 58, 168)HSL
hsl(222, 88%, 35%)OKLCH
oklch(0.401 0.183 263.2)CMYK
cmyk(93%, 65%, 0%, 34%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0A3497
2#092E86
3#072875
4#062365
5#051D54
6#041743
7#031132
8#020C22
9#010611
Tints
Lighter variations
1#0D45C7
2#0F4FE6
3#2562F1
4#4479F3
5#638FF5
6#82A5F7
7#A2BCF9
8#C1D2FB
9#E0E9FD
Tones
Muted variations
1#133DA0
2#1A4098
3#224390
4#2A4688
5#324A81
6#3A4D79
7#425071
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 | C1D2 #C1D2FB | Secondary backgroundsInput backgroundsDividers |
| 300 | 91B0 #91B0F8 | BordersInactive statesPlaceholder text |
| 400 | 5786 #5786F4 | Disabled statesSecondary iconsMuted text |
| 500 | 2764 #2764F1 | Primary brand colorCTAsActive elementsLinks |
| 600 | 0D49 #0D49D3 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0B3A #0B3AA8 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0829 #082978 | Text on light backgroundsHeadingsStrong borders |
| 900 | 051A #051A4D | 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: #C1D2FB;
--cobalt-300: #91B0F8;
--cobalt-400: #5786F4;
--cobalt-500: #2764F1;
--cobalt-600: #0D49D3;
--cobalt-700: #0B3AA8;
--cobalt-800: #082978;
--cobalt-900: #051A4D;
--cobalt-950: #031130;
}