Cobalt
#15239D
BlueColor Codes
All color formats for development
HEX
#15239DRGB
rgb(21, 35, 157)HSL
hsl(234, 76%, 35%)OKLCH
oklch(0.353 0.192 267.6)CMYK
cmyk(87%, 78%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#131F8D
2#111C7E
3#0F186E
4#0D155E
5#0B114F
6#090E3F
7#060A2F
8#04071F
9#020310
Tints
Lighter variations
1#1929BA
2#1D30D7
3#3344E3
4#505FE7
5#6D7AEB
6#8A94EF
7#A7AFF3
8#C5CAF7
9#E2E4FB
Tones
Muted variations
1#1C2896
2#232E90
3#2A3389
4#313982
5#373E7B
6#3E4474
7#45496E
8#4C4E67
9#525460
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F3 #F2F3FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0E2 #E0E2FB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C5CA #C5CAF7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 98A1 #98A1F1 | BordersInactive statesPlaceholder text |
| 400 | 626F #626FEA | Disabled statesSecondary iconsMuted text |
| 500 | 3546 #3546E3 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1B2C #1B2CC5 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1523 #15239D | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F19 #0F1970 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0A10 #0A1048 | Primary textHigh emphasis contentDark headings |
| 950 | 060A #060A2D | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F3FD;
--cobalt-100: #E0E2FB;
--cobalt-200: #C5CAF7;
--cobalt-300: #98A1F1;
--cobalt-400: #626FEA;
--cobalt-500: #3546E3;
--cobalt-600: #1B2CC5;
--cobalt-700: #15239D;
--cobalt-800: #0F1970;
--cobalt-900: #0A1048;
--cobalt-950: #060A2D;
}