Cobalt
#0D42D3
BlueColor Codes
All color formats for development
HEX
#0D42D3RGB
rgb(13, 66, 211)HSL
hsl(224, 88%, 44%)OKLCH
oklch(0.459 0.227 263.8)CMYK
cmyk(94%, 69%, 0%, 17%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0C3CBE
2#0B35A9
3#092E94
4#08287F
5#072169
6#051A54
7#04143F
8#030D2A
9#010715
Tints
Lighter variations
1#0F4BEE
2#285EF1
3#4372F3
4#5E86F5
5#799AF6
6#94AEF8
7#AEC3FA
8#C9D7FC
9#E4EBFD
Tones
Muted variations
1#1747C9
2#214BBF
3#2B50B5
4#3555AB
5#3F59A2
6#495E98
7#53628E
8#5C6784
9#666C7A
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F4 #F1F4FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DDE6 #DDE6FD | Light backgroundsTable row hoverSkeleton loading |
| 200 | C1D0 #C1D0FB | Secondary backgroundsInput backgroundsDividers |
| 300 | 91AC #91ACF8 | BordersInactive statesPlaceholder text |
| 400 | 5781 #5781F4 | Disabled statesSecondary iconsMuted text |
| 500 | 275D #275DF1 | Primary brand colorCTAsActive elementsLinks |
| 600 | 0D42 #0D42D3 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0B35 #0B35A8 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0826 #082678 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0518 #05184D | Primary textHigh emphasis contentDark headings |
| 950 | 030F #030F30 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F4FE;
--cobalt-100: #DDE6FD;
--cobalt-200: #C1D0FB;
--cobalt-300: #91ACF8;
--cobalt-400: #5781F4;
--cobalt-500: #275DF1;
--cobalt-600: #0D42D3;
--cobalt-700: #0B35A8;
--cobalt-800: #082678;
--cobalt-900: #05184D;
--cobalt-950: #030F30;
}