Cobalt
#15439D
BlueColor Codes
All color formats for development
HEX
#15439DRGB
rgb(21, 67, 157)HSL
hsl(220, 76%, 35%)OKLCH
oklch(0.411 0.155 261.9)CMYK
cmyk(87%, 57%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#133C8D
2#11357E
3#0F2F6E
4#0D285E
5#0B214F
6#091B3F
7#06142F
8#040D1F
9#020710
Tints
Lighter variations
1#194FBA
2#1D5BD7
3#336EE3
4#5082E7
5#6D97EB
6#8AACEF
7#A7C1F3
8#C5D5F7
9#E2EAFB
Tones
Muted variations
1#1C4596
2#234790
3#2A4989
4#314C82
5#374E7B
6#3E5074
7#45526E
8#4C5567
9#525760
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F5 #F2F5FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0E9 #E0E9FB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C5D5 #C5D5F7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 98B5 #98B5F1 | BordersInactive statesPlaceholder text |
| 400 | 628F #628FEA | Disabled statesSecondary iconsMuted text |
| 500 | 356F #356FE3 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1B54 #1B54C5 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1543 #15439D | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F30 #0F3070 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0A1E #0A1E48 | Primary textHigh emphasis contentDark headings |
| 950 | 0613 #06132D | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F5FD;
--cobalt-100: #E0E9FB;
--cobalt-200: #C5D5F7;
--cobalt-300: #98B5F1;
--cobalt-400: #628FEA;
--cobalt-500: #356FE3;
--cobalt-600: #1B54C5;
--cobalt-700: #15439D;
--cobalt-800: #0F3070;
--cobalt-900: #0A1E48;
--cobalt-950: #06132D;
}