Cobalt
#153E9E
BlueColor Codes
All color formats for development
HEX
#153E9ERGB
rgb(21, 62, 158)HSL
hsl(222, 77%, 35%)OKLCH
oklch(0.402 0.163 263.4)CMYK
cmyk(87%, 61%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#12388E
2#10317E
3#0E2B6F
4#0C255F
5#0A1F4F
6#08193F
7#06132F
8#040C20
9#020610
Tints
Lighter variations
1#1849BB
2#1C55D9
3#3267E4
4#4F7DE8
5#6C93EC
6#8AA8F0
7#A7BEF4
8#C4D4F7
9#E2E9FB
Tones
Muted variations
1#1B4197
2#224390
3#294689
4#304982
5#374C7C
6#3E4E75
7#45516E
8#4C5467
9#525760
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F5 #F1F5FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DFE8 #DFE8FB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C4D4 #C4D4F7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 97B2 #97B2F2 | BordersInactive statesPlaceholder text |
| 400 | 618A #618AEA | Disabled statesSecondary iconsMuted text |
| 500 | 3469 #3469E5 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1A4E #1A4EC7 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 153E #153E9E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F2C #0F2C71 | Text on light backgroundsHeadingsStrong borders |
| 900 | 091C #091C48 | Primary textHigh emphasis contentDark headings |
| 950 | 0612 #06122D | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F5FD;
--cobalt-100: #DFE8FB;
--cobalt-200: #C4D4F7;
--cobalt-300: #97B2F2;
--cobalt-400: #618AEA;
--cobalt-500: #3469E5;
--cobalt-600: #1A4EC7;
--cobalt-700: #153E9E;
--cobalt-800: #0F2C71;
--cobalt-900: #091C48;
--cobalt-950: #06122D;
}