Cobalt
#0F34A3
BlueColor Codes
All color formats for development
HEX
#0F34A3RGB
rgb(15, 52, 163)HSL
hsl(225, 83%, 35%)OKLCH
oklch(0.386 0.183 264.5)CMYK
cmyk(91%, 68%, 0%, 36%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0E2F93
2#0C2A83
3#0B2572
4#091F62
5#081A52
6#061541
7#051031
8#030A21
9#020510
Tints
Lighter variations
1#123EC2
2#1548E0
3#2B5BEB
4#4972EE
5#678AF1
6#86A1F4
7#A4B9F7
8#C2D0F9
9#E1E8FC
Tones
Muted variations
1#17389C
2#1E3C95
3#253F8D
4#2D4386
5#34477E
6#3C4A77
7#434E6F
8#4A5268
9#525661
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F4 #F1F4FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DEE6 #DEE6FC | Light backgroundsTable row hoverSkeleton loading |
| 200 | C2D0 #C2D0F9 | Secondary backgroundsInput backgroundsDividers |
| 300 | 94AC #94ACF5 | BordersInactive statesPlaceholder text |
| 400 | 5C81 #5C81F0 | Disabled statesSecondary iconsMuted text |
| 500 | 2D5D #2D5DEB | Primary brand colorCTAsActive elementsLinks |
| 600 | 1342 #1342CD | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0F34 #0F34A3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0B25 #0B2575 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0718 #07184B | Primary textHigh emphasis contentDark headings |
| 950 | 040F #040F2F | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F4FE;
--cobalt-100: #DEE6FC;
--cobalt-200: #C2D0F9;
--cobalt-300: #94ACF5;
--cobalt-400: #5C81F0;
--cobalt-500: #2D5DEB;
--cobalt-600: #1342CD;
--cobalt-700: #0F34A3;
--cobalt-800: #0B2575;
--cobalt-900: #07184B;
--cobalt-950: #040F2F;
}