Cobalt
#133FCD
BlueColor Codes
All color formats for development
HEX
#133FCDRGB
rgb(19, 63, 205)HSL
hsl(226, 83%, 44%)OKLCH
oklch(0.449 0.222 264.6)CMYK
cmyk(91%, 69%, 0%, 20%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#1138B9
2#0F32A4
3#0D2C90
4#0B267B
5#0A1F67
6#081952
7#06133E
8#040D29
9#020615
Tints
Lighter variations
1#1646E7
2#2E5AEC
3#486FEE
4#6283F0
5#7C98F3
6#96ADF5
7#B1C1F8
8#CBD6FA
9#E5EAFD
Tones
Muted variations
1#1C43C4
2#2648BB
3#2F4DB1
4#3852A8
5#42579F
6#4B5C95
7#54618C
8#5E6683
9#676B7A
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F4 #F1F4FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DEE5 #DEE5FC | Light backgroundsTable row hoverSkeleton loading |
| 200 | C2CF #C2CFF9 | Secondary backgroundsInput backgroundsDividers |
| 300 | 94AA #94AAF5 | BordersInactive statesPlaceholder text |
| 400 | 5C7E #5C7EF0 | Disabled statesSecondary iconsMuted text |
| 500 | 2D59 #2D59EB | Primary brand colorCTAsActive elementsLinks |
| 600 | 133F #133FCD | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0F32 #0F32A3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0B24 #0B2475 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0717 #07174B | Primary textHigh emphasis contentDark headings |
| 950 | 040E #040E2F | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F4FE;
--cobalt-100: #DEE5FC;
--cobalt-200: #C2CFF9;
--cobalt-300: #94AAF5;
--cobalt-400: #5C7EF0;
--cobalt-500: #2D59EB;
--cobalt-600: #133FCD;
--cobalt-700: #0F32A3;
--cobalt-800: #0B2475;
--cobalt-900: #07174B;
--cobalt-950: #040E2F;
}