Cobalt
#18599A
BlueColor Codes
All color formats for development
HEX
#18599ARGB
rgb(24, 89, 154)HSL
hsl(210, 73%, 35%)OKLCH
oklch(0.46 0.123 252.5)CMYK
cmyk(84%, 42%, 0%, 40%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#16508B
2#13477C
3#113E6C
4#0E365D
5#0C2D4D
6#0A243E
7#071B2E
8#05121F
9#02090F
Tints
Lighter variations
1#1D6AB7
2#217AD4
3#368BE0
4#539CE4
5#70ACE9
6#8CBDED
7#A9CDF2
8#C6DEF6
9#E2EEFB
Tones
Muted variations
1#1F5994
2#25598D
3#2C5987
4#325980
5#39597A
6#3F5973
7#46596D
8#4C5966
9#535960
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F7 #F2F7FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0ED #E0EDFA | Light backgroundsTable row hoverSkeleton loading |
| 200 | C6DE #C6DEF6 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9AC4 #9AC4EF | BordersInactive statesPlaceholder text |
| 400 | 65A6 #65A6E7 | Disabled statesSecondary iconsMuted text |
| 500 | 388C #388CE0 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1E70 #1E70C2 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1859 #18599A | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1140 #11406E | Text on light backgroundsHeadingsStrong borders |
| 900 | 0B29 #0B2947 | Primary textHigh emphasis contentDark headings |
| 950 | 071A #071A2C | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F7FD;
--cobalt-100: #E0EDFA;
--cobalt-200: #C6DEF6;
--cobalt-300: #9AC4EF;
--cobalt-400: #65A6E7;
--cobalt-500: #388CE0;
--cobalt-600: #1E70C2;
--cobalt-700: #18599A;
--cobalt-800: #11406E;
--cobalt-900: #0B2947;
--cobalt-950: #071A2C;
}