Cobalt
#133BA0
BlueColor Codes
All color formats for development
HEX
#133BA0RGB
rgb(19, 59, 160)HSL
hsl(223, 79%, 35%)OKLCH
oklch(0.397 0.17 263.8)CMYK
cmyk(88%, 63%, 0%, 37%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#113590
2#0F2F80
3#0D2970
4#0B2360
5#091D50
6#071740
7#061230
8#040C20
9#020610
Tints
Lighter variations
1#1646BD
2#1A50DB
3#2F63E7
4#4D7AEA
5#6B90EE
6#88A6F1
7#A6BCF5
8#C4D3F8
9#E1E9FC
Tones
Muted variations
1#1A3E99
2#214192
3#28448B
4#2F4784
5#364A7D
6#3D4D75
7#44506E
8#4B5367
9#525660
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F5 #F1F5FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DFE7 #DFE7FB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C4D3 #C4D3F8 | Secondary backgroundsInput backgroundsDividers |
| 300 | 96B0 #96B0F3 | BordersInactive statesPlaceholder text |
| 400 | 5F87 #5F87EC | Disabled statesSecondary iconsMuted text |
| 500 | 3265 #3265E7 | Primary brand colorCTAsActive elementsLinks |
| 600 | 184A #184AC9 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 133B #133BA0 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0D2A #0D2A72 | Text on light backgroundsHeadingsStrong borders |
| 900 | 091B #091B49 | Primary textHigh emphasis contentDark headings |
| 950 | 0511 #05112E | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F5FD;
--cobalt-100: #DFE7FB;
--cobalt-200: #C4D3F8;
--cobalt-300: #96B0F3;
--cobalt-400: #5F87EC;
--cobalt-500: #3265E7;
--cobalt-600: #184AC9;
--cobalt-700: #133BA0;
--cobalt-800: #0D2A72;
--cobalt-900: #091B49;
--cobalt-950: #05112E;
}