Cobalt
#003980
BlueColor Codes
All color formats for development
HEX
#003980RGB
rgb(0, 57, 128)HSL
hsl(213, 100%, 25%)OKLCH
oklch(0.36 0.132 257.7)CMYK
cmyk(100%, 55%, 0%, 50%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#003473
2#002E66
3#002859
4#00224D
5#001D40
6#001733
7#001126
8#000B1A
9#00060D
Tints
Lighter variations
1#004BA6
2#005CCC
3#006DF2
4#1A81FF
5#4096FF
6#66ABFF
7#8CC0FF
8#B3D5FF
9#D9EAFF
Tones
Muted variations
1#063A79
2#0D3B73
3#133B6C
4#193C66
5#203D60
6#263D59
7#2D3E53
8#333E4D
9#393F46
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F7 #F0F7FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DBEB #DBEBFF | Light backgroundsTable row hoverSkeleton loading |
| 200 | BDDB #BDDBFF | Secondary backgroundsInput backgroundsDividers |
| 300 | 8ABE #8ABEFF | BordersInactive statesPlaceholder text |
| 400 | 4D9D #4D9DFF | Disabled statesSecondary iconsMuted text |
| 500 | 1A81 #1A81FF | Primary brand colorCTAsActive elementsLinks |
| 600 | 0065 #0065E0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0050 #0050B3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0039 #003980 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0025 #002552 | Primary textHigh emphasis contentDark headings |
| 950 | 0017 #001733 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F7FF;
--cobalt-100: #DBEBFF;
--cobalt-200: #BDDBFF;
--cobalt-300: #8ABEFF;
--cobalt-400: #4D9DFF;
--cobalt-500: #1A81FF;
--cobalt-600: #0065E0;
--cobalt-700: #0050B3;
--cobalt-800: #003980;
--cobalt-900: #002552;
--cobalt-950: #001733;
}