Cobalt
#3F45A2
BlueColor Codes
All color formats for development
HEX
#3F45A2RGB
rgb(63, 69, 162)HSL
hsl(236, 44%, 44%)OKLCH
oklch(0.44 0.148 275.7)CMYK
cmyk(61%, 57%, 0%, 36%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#393E91
2#323881
3#2C3171
4#262A61
5#1F2351
6#191C41
7#131530
8#0D0E20
9#060710
Tints
Lighter variations
1#474EB6
2#5A61BF
3#6F75C7
4#8489CF
5#989CD7
6#ADB0DF
7#C1C4E7
8#D6D8EF
9#EAEBF7
Tones
Muted variations
1#444A9D
2#494E98
3#4E5293
4#53578E
5#585B89
6#5C5F84
7#61637F
8#66687A
9#6B6C75
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F4F4 #F4F4FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E5E6 #E5E6F5 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CFD1 #CFD1EC | Secondary backgroundsInput backgroundsDividers |
| 300 | ABAE #ABAEDE | BordersInactive statesPlaceholder text |
| 400 | 7E84 #7E84CD | Disabled statesSecondary iconsMuted text |
| 500 | 5A60 #5A60BF | Primary brand colorCTAsActive elementsLinks |
| 600 | 3F45 #3F45A2 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 3237 #323781 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 2427 #24275C | Text on light backgroundsHeadingsStrong borders |
| 900 | 1719 #17193B | Primary textHigh emphasis contentDark headings |
| 950 | 0E10 #0E1025 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F4F4FB;
--cobalt-100: #E5E6F5;
--cobalt-200: #CFD1EC;
--cobalt-300: #ABAEDE;
--cobalt-400: #7E84CD;
--cobalt-500: #5A60BF;
--cobalt-600: #3F45A2;
--cobalt-700: #323781;
--cobalt-800: #24275C;
--cobalt-900: #17193B;
--cobalt-950: #0E1025;
}