Cobalt
#001BB3
BlueColor Codes
All color formats for development
HEX
#001BB3RGB
rgb(0, 27, 179)HSL
hsl(231, 100%, 35%)OKLCH
oklch(0.365 0.227 264.2)CMYK
cmyk(100%, 85%, 0%, 30%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0018A1
2#00158F
3#00137D
4#00106B
5#000D59
6#000B47
7#000836
8#000524
9#000312
Tints
Lighter variations
1#0020D4
2#0025F5
3#173AFF
4#3856FF
5#5972FF
6#7A8EFF
7#9CAAFF
8#BDC7FF
9#DEE3FF
Tones
Muted variations
1#0921AA
2#1227A1
3#1B2E98
4#24348F
5#2D3A86
6#36407D
7#3E4774
8#474D6B
9#505362
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F2 #F0F2FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DBE1 #DBE1FF | Light backgroundsTable row hoverSkeleton loading |
| 200 | BDC7 #BDC7FF | Secondary backgroundsInput backgroundsDividers |
| 300 | 8A9B #8A9BFF | BordersInactive statesPlaceholder text |
| 400 | 4D67 #4D67FF | Disabled statesSecondary iconsMuted text |
| 500 | 1A3C #1A3CFF | Primary brand colorCTAsActive elementsLinks |
| 600 | 0022 #0022E0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 001B #001BB3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0013 #001380 | Text on light backgroundsHeadingsStrong borders |
| 900 | 000C #000C52 | Primary textHigh emphasis contentDark headings |
| 950 | 0008 #000833 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F2FF;
--cobalt-100: #DBE1FF;
--cobalt-200: #BDC7FF;
--cobalt-300: #8A9BFF;
--cobalt-400: #4D67FF;
--cobalt-500: #1A3CFF;
--cobalt-600: #0022E0;
--cobalt-700: #001BB3;
--cobalt-800: #001380;
--cobalt-900: #000C52;
--cobalt-950: #000833;
}