Cobalt
#0030B3
BlueColor Codes
All color formats for development
HEX
#0030B3RGB
rgb(0, 48, 179)HSL
hsl(224, 100%, 35%)OKLCH
oklch(0.393 0.209 263.5)CMYK
cmyk(100%, 73%, 0%, 30%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#002BA1
2#00268F
3#00217D
4#001D6B
5#001859
6#001347
7#000E36
8#000A24
9#000512
Tints
Lighter variations
1#0038D4
2#0041F5
3#1755FF
4#386DFF
5#5985FF
6#7A9EFF
7#9CB6FF
8#BDCEFF
9#DEE7FF
Tones
Muted variations
1#0934AA
2#1238A1
3#1B3C98
4#24408F
5#2D4486
6#36497D
7#3E4D74
8#47516B
9#505562
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F4 #F0F4FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DBE5 #DBE5FF | Light backgroundsTable row hoverSkeleton loading |
| 200 | BDCE #BDCEFF | Secondary backgroundsInput backgroundsDividers |
| 300 | 8AA9 #8AA9FF | BordersInactive statesPlaceholder text |
| 400 | 4D7C #4D7CFF | Disabled statesSecondary iconsMuted text |
| 500 | 1A57 #1A57FF | Primary brand colorCTAsActive elementsLinks |
| 600 | 003C #003CE0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0030 #0030B3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0022 #002280 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0016 #001652 | Primary textHigh emphasis contentDark headings |
| 950 | 000E #000E33 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F4FF;
--cobalt-100: #DBE5FF;
--cobalt-200: #BDCEFF;
--cobalt-300: #8AA9FF;
--cobalt-400: #4D7CFF;
--cobalt-500: #1A57FF;
--cobalt-600: #003CE0;
--cobalt-700: #0030B3;
--cobalt-800: #002280;
--cobalt-900: #001652;
--cobalt-950: #000E33;
}