Cobalt
#2A3789
BlueColor Codes
All color formats for development
HEX
#2A3789RGB
rgb(42, 55, 137)HSL
hsl(232, 53%, 35%)OKLCH
oklch(0.378 0.137 271.4)CMYK
cmyk(69%, 60%, 0%, 46%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#26317B
2#222C6D
3#1D2660
4#192152
5#151B44
6#111637
7#0D1029
8#080B1B
9#04050E
Tints
Lighter variations
1#3241A2
2#3A4BBB
3#4D5EC8
4#6775D0
5#808CD8
6#9AA3E0
7#B3BAE8
8#CCD1EF
9#E6E8F7
Tones
Muted variations
1#2F3A84
2#333D7F
3#38417A
4#3D4476
5#424871
6#464B6C
7#4B4F67
8#505263
9#55565E
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F4 #F3F4FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4E6 #E4E6F7 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CCD1 #CCD1EF | Secondary backgroundsInput backgroundsDividers |
| 300 | A5AE #A5AEE3 | BordersInactive statesPlaceholder text |
| 400 | 7683 #7683D5 | Disabled statesSecondary iconsMuted text |
| 500 | 4F60 #4F60C9 | Primary brand colorCTAsActive elementsLinks |
| 600 | 3545 #3545AC | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2A37 #2A3789 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1E27 #1E2762 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1319 #13193E | Primary textHigh emphasis contentDark headings |
| 950 | 0C10 #0C1027 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F4FB;
--cobalt-100: #E4E6F7;
--cobalt-200: #CCD1EF;
--cobalt-300: #A5AEE3;
--cobalt-400: #7683D5;
--cobalt-500: #4F60C9;
--cobalt-600: #3545AC;
--cobalt-700: #2A3789;
--cobalt-800: #1E2762;
--cobalt-900: #13193E;
--cobalt-950: #0C1027;
}