Cobalt
#0B51A8
BlueColor Codes
All color formats for development
HEX
#0B51A8RGB
rgb(11, 81, 168)HSL
hsl(213, 88%, 35%)OKLCH
oklch(0.449 0.154 257.5)CMYK
cmyk(93%, 52%, 0%, 34%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0A4997
2#094186
3#073975
4#063165
5#052954
6#042143
7#031832
8#021022
9#010811
Tints
Lighter variations
1#0D61C7
2#0F70E6
3#2581F1
4#4493F3
5#63A5F5
6#82B7F7
7#A2C9F9
8#C1DBFB
9#E0EDFD
Tones
Muted variations
1#1352A0
2#1A5398
3#225490
4#2A5588
5#325581
6#3A5679
7#425771
8#4A5869
9#515861
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F7 #F1F7FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DDEC #DDECFD | Light backgroundsTable row hoverSkeleton loading |
| 200 | C1DB #C1DBFB | Secondary backgroundsInput backgroundsDividers |
| 300 | 91BF #91BFF8 | BordersInactive statesPlaceholder text |
| 400 | 579E #579EF4 | Disabled statesSecondary iconsMuted text |
| 500 | 2782 #2782F1 | Primary brand colorCTAsActive elementsLinks |
| 600 | 0D66 #0D66D3 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0B51 #0B51A8 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 083A #083A78 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0525 #05254D | Primary textHigh emphasis contentDark headings |
| 950 | 0317 #031730 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F7FE;
--cobalt-100: #DDECFD;
--cobalt-200: #C1DBFB;
--cobalt-300: #91BFF8;
--cobalt-400: #579EF4;
--cobalt-500: #2782F1;
--cobalt-600: #0D66D3;
--cobalt-700: #0B51A8;
--cobalt-800: #083A78;
--cobalt-900: #05254D;
--cobalt-950: #031730;
}