Cobalt
#1A4299
BlueColor Codes
All color formats for development
HEX
#1A4299RGB
rgb(26, 66, 153)HSL
hsl(221, 71%, 35%)OKLCH
oklch(0.407 0.15 262.9)CMYK
cmyk(83%, 57%, 0%, 40%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#173B89
2#15357A
3#122E6B
4#10285C
5#0D214C
6#0A1A3D
7#08142E
8#050D1F
9#03070F
Tints
Lighter variations
1#1F4EB5
2#235BD1
3#396DDD
4#5582E2
5#7197E7
6#8EABEC
7#AAC0F1
8#C6D5F5
9#E3EAFA
Tones
Muted variations
1#204492
2#27478C
3#2D4986
4#334B7F
5#3A4E79
6#405073
7#46526C
8#4D5566
9#535760
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F5 #F2F5FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0E9 #E0E9FA | Light backgroundsTable row hoverSkeleton loading |
| 200 | C6D5 #C6D5F5 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9BB5 #9BB5EE | BordersInactive statesPlaceholder text |
| 400 | 668F #668FE5 | Disabled statesSecondary iconsMuted text |
| 500 | 3B6E #3B6EDE | Primary brand colorCTAsActive elementsLinks |
| 600 | 2153 #2153C0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1A42 #1A4299 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 122F #122F6D | Text on light backgroundsHeadingsStrong borders |
| 900 | 0C1E #0C1E46 | Primary textHigh emphasis contentDark headings |
| 950 | 0713 #07132C | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F5FD;
--cobalt-100: #E0E9FA;
--cobalt-200: #C6D5F5;
--cobalt-300: #9BB5EE;
--cobalt-400: #668FE5;
--cobalt-500: #3B6EDE;
--cobalt-600: #2153C0;
--cobalt-700: #1A4299;
--cobalt-800: #122F6D;
--cobalt-900: #0C1E46;
--cobalt-950: #07132C;
}