Cobalt
#045CAE
BlueColor Codes
All color formats for development
HEX
#045CAERGB
rgb(4, 92, 174)HSL
hsl(209, 96%, 35%)OKLCH
oklch(0.478 0.15 254)CMYK
cmyk(98%, 47%, 0%, 32%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#03539D
2#034A8C
3#02407A
4#023769
5#022E57
6#012546
7#011C34
8#011223
9#000911
Tints
Lighter variations
1#046DCF
2#057EF0
3#1C8FFA
4#3C9FFB
5#5DAFFC
6#7DBFFC
7#9ECFFD
8#BEDFFE
9#DFEFFE
Tones
Muted variations
1#0C5CA6
2#155C9E
3#1D5B95
4#265B8D
5#2E5B84
6#375A7C
7#405A73
8#485A6A
9#515A62
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F8 #F0F8FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DCEE #DCEEFE | Light backgroundsTable row hoverSkeleton loading |
| 200 | BEDF #BEDFFE | Secondary backgroundsInput backgroundsDividers |
| 300 | 8CC6 #8CC6FD | BordersInactive statesPlaceholder text |
| 400 | 50A9 #50A9FB | Disabled statesSecondary iconsMuted text |
| 500 | 1E90 #1E90FA | Primary brand colorCTAsActive elementsLinks |
| 600 | 0474 #0474DC | Hover statesFocus ringsPrimary buttons hover |
| 700 | 045C #045CAF | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0342 #03427D | Text on light backgroundsHeadingsStrong borders |
| 900 | 022A #022A50 | Primary textHigh emphasis contentDark headings |
| 950 | 011A #011A32 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F8FF;
--cobalt-100: #DCEEFE;
--cobalt-200: #BEDFFE;
--cobalt-300: #8CC6FD;
--cobalt-400: #50A9FB;
--cobalt-500: #1E90FA;
--cobalt-600: #0474DC;
--cobalt-700: #045CAF;
--cobalt-800: #03427D;
--cobalt-900: #022A50;
--cobalt-950: #011A32;
}