Cobalt
#003E80
BlueColor Codes
All color formats for development
HEX
#003E80RGB
rgb(0, 62, 128)HSL
hsl(211, 100%, 25%)OKLCH
oklch(0.372 0.125 255.6)CMYK
cmyk(100%, 52%, 0%, 50%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#003773
2#003166
3#002B59
4#00254D
5#001F40
6#001933
7#001226
8#000C1A
9#00060D
Tints
Lighter variations
1#0050A6
2#0063CC
3#0075F2
4#1A88FF
5#409CFF
6#66B0FF
7#8CC4FF
8#B3D7FF
9#D9EBFF
Tones
Muted variations
1#063E79
2#0D3E73
3#133E6C
4#193E66
5#203F60
6#263F59
7#2D3F53
8#333F4D
9#394046
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F7 #F0F7FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DBED #DBEDFF | Light backgroundsTable row hoverSkeleton loading |
| 200 | BDDD #BDDDFF | Secondary backgroundsInput backgroundsDividers |
| 300 | 8AC2 #8AC2FF | BordersInactive statesPlaceholder text |
| 400 | 4DA3 #4DA3FF | Disabled statesSecondary iconsMuted text |
| 500 | 1A88 #1A88FF | Primary brand colorCTAsActive elementsLinks |
| 600 | 006C #006CE0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0056 #0056B3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 003E #003E80 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0027 #002752 | Primary textHigh emphasis contentDark headings |
| 950 | 0019 #001933 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F7FF;
--cobalt-100: #DBEDFF;
--cobalt-200: #BDDDFF;
--cobalt-300: #8AC2FF;
--cobalt-400: #4DA3FF;
--cobalt-500: #1A88FF;
--cobalt-600: #006CE0;
--cobalt-700: #0056B3;
--cobalt-800: #003E80;
--cobalt-900: #002752;
--cobalt-950: #001933;
}