Cobalt
#1D3996
BlueColor Codes
All color formats for development
HEX
#1D3996RGB
rgb(29, 57, 150)HSL
hsl(226, 68%, 35%)OKLCH
oklch(0.387 0.156 266.1)CMYK
cmyk(81%, 62%, 0%, 41%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#1A3387
2#172E78
3#142869
4#11225A
5#0E1C4B
6#0B173C
7#09112D
8#060B1E
9#03060F
Tints
Lighter variations
1#2243B2
2#274ECE
3#3C61DA
4#5877DF
5#748EE4
6#90A5EA
7#ABBBEF
8#C7D2F4
9#E3E8FA
Tones
Muted variations
1#233C90
2#293F8A
3#2F4384
4#35467E
5#3B4978
6#414C72
7#47506B
8#4D5365
9#53565F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F5 #F2F5FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1E7 #E1E7F9 | Light backgroundsTable row hoverSkeleton loading |
| 200 | C7D2 #C7D2F4 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9CAF #9CAFEC | BordersInactive statesPlaceholder text |
| 400 | 6985 #6985E2 | Disabled statesSecondary iconsMuted text |
| 500 | 3E63 #3E63DA | Primary brand colorCTAsActive elementsLinks |
| 600 | 2448 #2448BC | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1D39 #1D3996 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1429 #14296B | Text on light backgroundsHeadingsStrong borders |
| 900 | 0D1A #0D1A45 | Primary textHigh emphasis contentDark headings |
| 950 | 0810 #08102B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F5FD;
--cobalt-100: #E1E7F9;
--cobalt-200: #C7D2F4;
--cobalt-300: #9CAFEC;
--cobalt-400: #6985E2;
--cobalt-500: #3E63DA;
--cobalt-600: #2448BC;
--cobalt-700: #1D3996;
--cobalt-800: #14296B;
--cobalt-900: #0D1A45;
--cobalt-950: #08102B;
}