Cobalt
#0015B3
BlueColor Codes
All color formats for development
HEX
#0015B3RGB
rgb(0, 21, 179)HSL
hsl(233, 100%, 35%)OKLCH
oklch(0.36 0.231 264.2)CMYK
cmyk(100%, 88%, 0%, 30%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0013A1
2#00118F
3#000F7D
4#000C6B
5#000A59
6#000847
7#000636
8#000424
9#000212
Tints
Lighter variations
1#0019D4
2#001DF5
3#1732FF
4#384FFF
5#596DFF
6#7A8AFF
7#9CA7FF
8#BDC4FF
9#DEE2FF
Tones
Muted variations
1#091CAA
2#1223A1
3#1B2998
4#24308F
5#2D3786
6#363E7D
7#3E4574
8#474C6B
9#505262
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F1 #F0F1FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DBDF #DBDFFF | Light backgroundsTable row hoverSkeleton loading |
| 200 | BDC4 #BDC4FF | Secondary backgroundsInput backgroundsDividers |
| 300 | 8A97 #8A97FF | BordersInactive statesPlaceholder text |
| 400 | 4D61 #4D61FF | Disabled statesSecondary iconsMuted text |
| 500 | 1A34 #1A34FF | Primary brand colorCTAsActive elementsLinks |
| 600 | 001A #001AE0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0015 #0015B3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 000F #000F80 | Text on light backgroundsHeadingsStrong borders |
| 900 | 000A #000A52 | Primary textHigh emphasis contentDark headings |
| 950 | 0006 #000633 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F1FF;
--cobalt-100: #DBDFFF;
--cobalt-200: #BDC4FF;
--cobalt-300: #8A97FF;
--cobalt-400: #4D61FF;
--cobalt-500: #1A34FF;
--cobalt-600: #001AE0;
--cobalt-700: #0015B3;
--cobalt-800: #000F80;
--cobalt-900: #000A52;
--cobalt-950: #000633;
}