Cobalt
#0333DD
BlueColor Codes
All color formats for development
HEX
#0333DDRGB
rgb(3, 51, 221)HSL
hsl(227, 97%, 44%)OKLCH
oklch(0.446 0.254 264.2)CMYK
cmyk(99%, 77%, 0%, 13%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#032DC7
2#0328B1
3#02239B
4#021E85
5#02196F
6#011458
7#010F42
8#010A2C
9#000516
Tints
Lighter variations
1#0439F9
2#1E4EFC
3#3A64FC
4#567AFC
5#7290FD
6#8EA6FD
7#ABBDFE
8#C7D3FE
9#E3E9FF
Tones
Muted variations
1#0E39D2
2#193FC7
3#2445BC
4#2F4BB2
5#3A51A7
6#45589C
7#505E91
8#5A6486
9#656A7B
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F3 #F0F3FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DCE3 #DCE3FE | Light backgroundsTable row hoverSkeleton loading |
| 200 | BECC #BECCFE | Secondary backgroundsInput backgroundsDividers |
| 300 | 8BA4 #8BA4FD | BordersInactive statesPlaceholder text |
| 400 | 4F75 #4F75FC | Disabled statesSecondary iconsMuted text |
| 500 | 1D4D #1D4DFC | Primary brand colorCTAsActive elementsLinks |
| 600 | 0333 #0333DD | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0328 #0328B0 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 021D #021D7E | Text on light backgroundsHeadingsStrong borders |
| 900 | 0112 #011250 | Primary textHigh emphasis contentDark headings |
| 950 | 010B #010B32 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F3FF;
--cobalt-100: #DCE3FE;
--cobalt-200: #BECCFE;
--cobalt-300: #8BA4FD;
--cobalt-400: #4F75FC;
--cobalt-500: #1D4DFC;
--cobalt-600: #0333DD;
--cobalt-700: #0328B0;
--cobalt-800: #021D7E;
--cobalt-900: #011250;
--cobalt-950: #010B32;
}