Cobalt
#0B37D5
BlueColor Codes
All color formats for development
HEX
#0B37D5RGB
rgb(11, 55, 213)HSL
hsl(227, 90%, 44%)OKLCH
oklch(0.444 0.241 264.5)CMYK
cmyk(95%, 74%, 0%, 16%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0A31C0
2#092CAB
3#082695
4#072180
5#061B6B
6#041655
7#031040
8#020B2B
9#010515
Tints
Lighter variations
1#0D3EF0
2#2652F4
3#4168F5
4#5C7EF6
5#7793F8
6#92A9F9
7#AEBEFB
8#C9D4FC
9#E4E9FE
Tones
Muted variations
1#153DCB
2#1F42C1
3#2A48B7
4#344EAD
5#3E54A3
6#485999
7#525F8E
8#5C6584
9#666A7A
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F3 #F0F3FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DDE4 #DDE4FD | Light backgroundsTable row hoverSkeleton loading |
| 200 | C0CD #C0CDFC | Secondary backgroundsInput backgroundsDividers |
| 300 | 90A6 #90A6F9 | BordersInactive statesPlaceholder text |
| 400 | 5578 #5578F6 | Disabled statesSecondary iconsMuted text |
| 500 | 2552 #2552F4 | Primary brand colorCTAsActive elementsLinks |
| 600 | 0B37 #0B37D5 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 092C #092CAA | Active/pressed statesDark mode accentsSecondary text |
| 800 | 061F #061F79 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0414 #04144E | Primary textHigh emphasis contentDark headings |
| 950 | 030C #030C30 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F3FE;
--cobalt-100: #DDE4FD;
--cobalt-200: #C0CDFC;
--cobalt-300: #90A6F9;
--cobalt-400: #5578F6;
--cobalt-500: #2552F4;
--cobalt-600: #0B37D5;
--cobalt-700: #092CAA;
--cobalt-800: #061F79;
--cobalt-900: #04144E;
--cobalt-950: #030C30;
}