Cobalt
#2A3A89
BlueColor Codes
All color formats for development
HEX
#2A3A89RGB
rgb(42, 58, 137)HSL
hsl(230, 53%, 35%)OKLCH
oklch(0.384 0.133 270.3)CMYK
cmyk(69%, 58%, 0%, 46%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#26347B
2#222E6D
3#1D2860
4#192352
5#151D44
6#111737
7#0D1129
8#080C1B
9#04060E
Tints
Lighter variations
1#3244A2
2#3A4FBB
3#4D62C8
4#6778D0
5#808FD8
6#9AA5E0
7#B3BCE8
8#CCD2EF
9#E6E9F7
Tones
Muted variations
1#2F3D84
2#33407F
3#38437A
4#3D4676
5#424971
6#464D6C
7#4B5067
8#505363
9#55565E
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F5 #F3F5FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4E7 #E4E7F7 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CCD2 #CCD2EF | Secondary backgroundsInput backgroundsDividers |
| 300 | A5B0 #A5B0E3 | BordersInactive statesPlaceholder text |
| 400 | 7686 #7686D5 | Disabled statesSecondary iconsMuted text |
| 500 | 4F64 #4F64C9 | Primary brand colorCTAsActive elementsLinks |
| 600 | 3549 #3549AC | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2A3A #2A3A89 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1E29 #1E2962 | Text on light backgroundsHeadingsStrong borders |
| 900 | 131A #131A3E | Primary textHigh emphasis contentDark headings |
| 950 | 0C10 #0C1027 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F5FB;
--cobalt-100: #E4E7F7;
--cobalt-200: #CCD2EF;
--cobalt-300: #A5B0E3;
--cobalt-400: #7686D5;
--cobalt-500: #4F64C9;
--cobalt-600: #3549AC;
--cobalt-700: #2A3A89;
--cobalt-800: #1E2962;
--cobalt-900: #131A3E;
--cobalt-950: #0C1027;
}