Cobalt
#304EB0
BlueColor Codes
All color formats for development
HEX
#304EB0RGB
rgb(48, 78, 176)HSL
hsl(226, 57%, 44%)OKLCH
oklch(0.46 0.16 267)CMYK
cmyk(73%, 56%, 0%, 31%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#2B469F
2#273E8D
3#22377B
4#1D2F6A
5#182758
6#131F46
7#0E1735
8#0A1023
9#050812
Tints
Lighter variations
1#3658C7
2#4C6ACE
3#627DD4
4#788FDA
5#8FA2E0
6#A5B5E6
7#BCC7ED
8#D2DAF3
9#E9ECF9
Tones
Muted variations
1#3752AA
2#3D55A3
3#43589D
4#4A5C97
5#505F90
6#57638A
7#5D6683
8#63697D
9#6A6D77
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F5 #F3F5FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E3E8 #E3E8F7 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CBD4 #CBD4F1 | Secondary backgroundsInput backgroundsDividers |
| 300 | A3B3 #A3B3E6 | BordersInactive statesPlaceholder text |
| 400 | 738B #738BD9 | Disabled statesSecondary iconsMuted text |
| 500 | 4B69 #4B69CE | Primary brand colorCTAsActive elementsLinks |
| 600 | 304E #304EB0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 263E #263E8C | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1B2C #1B2C64 | Text on light backgroundsHeadingsStrong borders |
| 900 | 121C #121C40 | Primary textHigh emphasis contentDark headings |
| 950 | 0B12 #0B1228 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F5FC;
--cobalt-100: #E3E8F7;
--cobalt-200: #CBD4F1;
--cobalt-300: #A3B3E6;
--cobalt-400: #738BD9;
--cobalt-500: #4B69CE;
--cobalt-600: #304EB0;
--cobalt-700: #263E8C;
--cobalt-800: #1B2C64;
--cobalt-900: #121C40;
--cobalt-950: #0B1228;
}