Cobalt
#0047B3
BlueColor Codes
All color formats for development
HEX
#0047B3RGB
rgb(0, 71, 179)HSL
hsl(216, 100%, 35%)OKLCH
oklch(0.436 0.182 260.5)CMYK
cmyk(100%, 60%, 0%, 30%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0040A1
2#00398F
3#00327D
4#002B6B
5#002459
6#001D47
7#001536
8#000E24
9#000712
Tints
Lighter variations
1#0055D4
2#0062F5
3#1774FF
4#3888FF
5#599CFF
6#7AAFFF
7#9CC3FF
8#BDD7FF
9#DEEBFF
Tones
Muted variations
1#0949AA
2#124BA1
3#1B4D98
4#244F8F
5#2D5086
6#36527D
7#3E5474
8#47566B
9#505762
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F6 #F0F6FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DBEA #DBEAFF | Light backgroundsTable row hoverSkeleton loading |
| 200 | BDD7 #BDD7FF | Secondary backgroundsInput backgroundsDividers |
| 300 | 8AB9 #8AB9FF | BordersInactive statesPlaceholder text |
| 400 | 4D94 #4D94FF | Disabled statesSecondary iconsMuted text |
| 500 | 1A75 #1A75FF | Primary brand colorCTAsActive elementsLinks |
| 600 | 005A #005AE0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0047 #0047B3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0033 #003380 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0021 #002152 | Primary textHigh emphasis contentDark headings |
| 950 | 0014 #001433 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F6FF;
--cobalt-100: #DBEAFF;
--cobalt-200: #BDD7FF;
--cobalt-300: #8AB9FF;
--cobalt-400: #4D94FF;
--cobalt-500: #1A75FF;
--cobalt-600: #005AE0;
--cobalt-700: #0047B3;
--cobalt-800: #003380;
--cobalt-900: #002152;
--cobalt-950: #001433;
}