Cobalt
#1B3698
BlueColor Codes
All color formats for development
HEX
#1B3698RGB
rgb(27, 54, 152)HSL
hsl(227, 70%, 35%)OKLCH
oklch(0.383 0.163 266.4)CMYK
cmyk(82%, 64%, 0%, 40%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#183089
2#152B79
3#13266A
4#10205B
5#0D1B4C
6#0B163D
7#08102E
8#050B1E
9#03050F
Tints
Lighter variations
1#2040B4
2#254AD0
3#3A5DDC
4#5674E1
5#728BE6
6#8EA2EB
7#AABAF0
8#C7D1F5
9#E3E8FA
Tones
Muted variations
1#213991
2#273D8B
3#2E4085
4#34447F
5#3A4878
6#404B72
7#474F6C
8#4D5266
9#53565F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F4 #F2F4FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1E6 #E1E6FA | Light backgroundsTable row hoverSkeleton loading |
| 200 | C7D1 #C7D1F5 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9BAD #9BADED | BordersInactive statesPlaceholder text |
| 400 | 6782 #6782E4 | Disabled statesSecondary iconsMuted text |
| 500 | 3C5F #3C5FDD | Primary brand colorCTAsActive elementsLinks |
| 600 | 2244 #2244BF | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1B36 #1B3698 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1326 #13266C | Text on light backgroundsHeadingsStrong borders |
| 900 | 0C19 #0C1945 | Primary textHigh emphasis contentDark headings |
| 950 | 080F #080F2B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F4FD;
--cobalt-100: #E1E6FA;
--cobalt-200: #C7D1F5;
--cobalt-300: #9BADED;
--cobalt-400: #6782E4;
--cobalt-500: #3C5FDD;
--cobalt-600: #2244BF;
--cobalt-700: #1B3698;
--cobalt-800: #13266C;
--cobalt-900: #0C1945;
--cobalt-950: #080F2B;
}