Cobalt
#0345DD
BlueColor Codes
All color formats for development
HEX
#0345DDRGB
rgb(3, 69, 221)HSL
hsl(222, 97%, 44%)OKLCH
oklch(0.473 0.237 263.1)CMYK
cmyk(99%, 69%, 0%, 13%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#033EC7
2#0337B1
3#02309B
4#022985
5#02226F
6#011B58
7#011542
8#010E2C
9#000716
Tints
Lighter variations
1#044DF9
2#1E60FC
3#3A74FC
4#5688FC
5#729CFD
6#8EB0FD
7#ABC4FE
8#C7D7FE
9#E3EBFF
Tones
Muted variations
1#0E49D2
2#194DC7
3#2452BC
4#2F56B2
5#3A5AA7
6#455F9C
7#506391
8#5A6786
9#656C7B
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F4 #F0F4FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DCE6 #DCE6FE | Light backgroundsTable row hoverSkeleton loading |
| 200 | BED1 #BED1FE | Secondary backgroundsInput backgroundsDividers |
| 300 | 8BAE #8BAEFD | BordersInactive statesPlaceholder text |
| 400 | 4F83 #4F83FC | Disabled statesSecondary iconsMuted text |
| 500 | 1D60 #1D60FC | Primary brand colorCTAsActive elementsLinks |
| 600 | 0345 #0345DD | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0337 #0337B0 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0227 #02277E | Text on light backgroundsHeadingsStrong borders |
| 900 | 0119 #011950 | Primary textHigh emphasis contentDark headings |
| 950 | 0110 #011032 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F4FF;
--cobalt-100: #DCE6FE;
--cobalt-200: #BED1FE;
--cobalt-300: #8BAEFD;
--cobalt-400: #4F83FC;
--cobalt-500: #1D60FC;
--cobalt-600: #0345DD;
--cobalt-700: #0337B0;
--cobalt-800: #02277E;
--cobalt-900: #011950;
--cobalt-950: #011032;
}