Cobalt
#273B8B
BlueColor Codes
All color formats for development
HEX
#273B8BRGB
rgb(39, 59, 139)HSL
hsl(228, 56%, 35%)OKLCH
oklch(0.386 0.135 268.6)CMYK
cmyk(72%, 58%, 0%, 45%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#23357D
2#1F2F6F
3#1B2961
4#182454
5#141E46
6#101838
7#0C122A
8#080C1C
9#04060E
Tints
Lighter variations
1#2F46A5
2#3651BF
3#4A64CC
4#647AD3
5#7E90DB
6#98A6E2
7#B1BDE9
8#CBD3F0
9#E5E9F8
Tones
Muted variations
1#2C3E86
2#314181
3#36447C
4#3B4777
5#404A72
6#454D6D
7#4A5068
8#4F5363
9#54565E
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F5 #F3F5FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E3E7 #E3E7F7 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CBD3 #CBD3F0 | Secondary backgroundsInput backgroundsDividers |
| 300 | A4B1 #A4B1E5 | BordersInactive statesPlaceholder text |
| 400 | 7488 #7488D8 | Disabled statesSecondary iconsMuted text |
| 500 | 4C66 #4C66CD | Primary brand colorCTAsActive elementsLinks |
| 600 | 314B #314BAF | Hover statesFocus ringsPrimary buttons hover |
| 700 | 273B #273B8B | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1C2A #1C2A63 | Text on light backgroundsHeadingsStrong borders |
| 900 | 121B #121B40 | Primary textHigh emphasis contentDark headings |
| 950 | 0B11 #0B1128 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F5FC;
--cobalt-100: #E3E7F7;
--cobalt-200: #CBD3F0;
--cobalt-300: #A4B1E5;
--cobalt-400: #7488D8;
--cobalt-500: #4C66CD;
--cobalt-600: #314BAF;
--cobalt-700: #273B8B;
--cobalt-800: #1C2A63;
--cobalt-900: #121B40;
--cobalt-950: #0B1128;
}