Cobalt
#155C9D
BlueColor Codes
All color formats for development
HEX
#155C9DRGB
rgb(21, 92, 157)HSL
hsl(209, 76%, 35%)OKLCH
oklch(0.468 0.125 251.2)CMYK
cmyk(87%, 41%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#13528D
2#11497E
3#0F406E
4#0D375E
5#0B2E4F
6#09253F
7#061B2F
8#04121F
9#020910
Tints
Lighter variations
1#196DBA
2#1D7ED7
3#338EE3
4#509EE7
5#6DAEEB
6#8ABEEF
7#A7CFF3
8#C5DFF7
9#E2EFFB
Tones
Muted variations
1#1C5B96
2#235B90
3#2A5B89
4#315B82
5#375A7B
6#3E5A74
7#455A6E
8#4C5A67
9#525960
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F8 #F2F8FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0EE #E0EEFB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C5DF #C5DFF7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 98C6 #98C6F1 | BordersInactive statesPlaceholder text |
| 400 | 62A8 #62A8EA | Disabled statesSecondary iconsMuted text |
| 500 | 358F #358FE3 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1B73 #1B73C5 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 155C #155C9D | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F41 #0F4170 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0A2A #0A2A48 | Primary textHigh emphasis contentDark headings |
| 950 | 061A #061A2D | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F8FD;
--cobalt-100: #E0EEFB;
--cobalt-200: #C5DFF7;
--cobalt-300: #98C6F1;
--cobalt-400: #62A8EA;
--cobalt-500: #358FE3;
--cobalt-600: #1B73C5;
--cobalt-700: #155C9D;
--cobalt-800: #0F4170;
--cobalt-900: #0A2A48;
--cobalt-950: #061A2D;
}