Cobalt
#0B28A8
BlueColor Codes
All color formats for development
HEX
#0B28A8RGB
rgb(11, 40, 168)HSL
hsl(229, 88%, 35%)OKLCH
oklch(0.371 0.202 265.2)CMYK
cmyk(93%, 76%, 0%, 34%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0A2497
2#092086
3#071C75
4#061865
5#051454
6#041043
7#030C32
8#020822
9#010411
Tints
Lighter variations
1#0D2FC7
2#0F36E6
3#254AF1
4#4464F3
5#637EF5
6#8298F7
7#A2B2F9
8#C1CBFB
9#E0E5FD
Tones
Muted variations
1#132CA0
2#1A3198
3#223690
4#2A3B88
5#324081
6#3A4579
7#424A71
8#4A4F69
9#515461
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F3 #F1F3FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DDE3 #DDE3FD | Light backgroundsTable row hoverSkeleton loading |
| 200 | C1CB #C1CBFB | Secondary backgroundsInput backgroundsDividers |
| 300 | 91A4 #91A4F8 | BordersInactive statesPlaceholder text |
| 400 | 5774 #5774F4 | Disabled statesSecondary iconsMuted text |
| 500 | 274C #274CF1 | Primary brand colorCTAsActive elementsLinks |
| 600 | 0D32 #0D32D3 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0B28 #0B28A8 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 081C #081C78 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0512 #05124D | Primary textHigh emphasis contentDark headings |
| 950 | 030B #030B30 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F3FE;
--cobalt-100: #DDE3FD;
--cobalt-200: #C1CBFB;
--cobalt-300: #91A4F8;
--cobalt-400: #5774F4;
--cobalt-500: #274CF1;
--cobalt-600: #0D32D3;
--cobalt-700: #0B28A8;
--cobalt-800: #081C78;
--cobalt-900: #05124D;
--cobalt-950: #030B30;
}