Cobalt
#15299E
BlueColor Codes
All color formats for development
HEX
#15299ERGB
rgb(21, 41, 158)HSL
hsl(231, 77%, 35%)OKLCH
oklch(0.364 0.187 267)CMYK
cmyk(87%, 74%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#12258E
2#10217E
3#0E1D6F
4#0C195F
5#0A154F
6#08103F
7#060C2F
8#040820
9#020410
Tints
Lighter variations
1#1831BB
2#1C38D9
3#324CE4
4#4F66E8
5#6C7FEC
6#8A99F0
7#A7B2F4
8#C4CCF7
9#E2E5FB
Tones
Muted variations
1#1B2E97
2#223390
3#293889
4#303C82
5#37417C
6#3E4675
7#454B6E
8#4C5067
9#525460
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F3 #F1F3FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DFE4 #DFE4FB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C4CC #C4CCF7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 97A5 #97A5F2 | BordersInactive statesPlaceholder text |
| 400 | 6176 #6176EA | Disabled statesSecondary iconsMuted text |
| 500 | 344E #344EE5 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1A34 #1A34C7 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1529 #15299E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F1D #0F1D71 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0913 #091348 | Primary textHigh emphasis contentDark headings |
| 950 | 060C #060C2D | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F3FD;
--cobalt-100: #DFE4FB;
--cobalt-200: #C4CCF7;
--cobalt-300: #97A5F2;
--cobalt-400: #6176EA;
--cobalt-500: #344EE5;
--cobalt-600: #1A34C7;
--cobalt-700: #15299E;
--cobalt-800: #0F1D71;
--cobalt-900: #091348;
--cobalt-950: #060C2D;
}