Cobalt
#1A2F99
BlueColor Codes
All color formats for development
HEX
#1A2F99RGB
rgb(26, 47, 153)HSL
hsl(230, 71%, 35%)OKLCH
oklch(0.37 0.173 267.5)CMYK
cmyk(83%, 69%, 0%, 40%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#172A89
2#15267A
3#12216B
4#101C5C
5#0D184C
6#0A133D
7#080E2E
8#05091F
9#03050F
Tints
Lighter variations
1#1F38B5
2#2340D1
3#3954DD
4#556CE2
5#7185E7
6#8E9DEC
7#AAB6F1
8#C6CEF5
9#E3E7FA
Tones
Muted variations
1#203392
2#27378C
3#2D3C86
4#33407F
5#3A4479
6#404873
7#464D6C
8#4D5166
9#535560
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F4 #F2F4FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0E5 #E0E5FA | Light backgroundsTable row hoverSkeleton loading |
| 200 | C6CE #C6CEF5 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9BA9 #9BA9EE | BordersInactive statesPlaceholder text |
| 400 | 667C #667CE5 | Disabled statesSecondary iconsMuted text |
| 500 | 3B56 #3B56DE | Primary brand colorCTAsActive elementsLinks |
| 600 | 213B #213BC0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1A2F #1A2F99 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1222 #12226D | Text on light backgroundsHeadingsStrong borders |
| 900 | 0C15 #0C1546 | Primary textHigh emphasis contentDark headings |
| 950 | 070D #070D2C | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F4FD;
--cobalt-100: #E0E5FA;
--cobalt-200: #C6CEF5;
--cobalt-300: #9BA9EE;
--cobalt-400: #667CE5;
--cobalt-500: #3B56DE;
--cobalt-600: #213BC0;
--cobalt-700: #1A2F99;
--cobalt-800: #12226D;
--cobalt-900: #0C1546;
--cobalt-950: #070D2C;
}