Cobalt
#0440AE
BlueColor Codes
All color formats for development
HEX
#0440AERGB
rgb(4, 64, 174)HSL
hsl(219, 96%, 35%)OKLCH
oklch(0.418 0.184 261.8)CMYK
cmyk(98%, 63%, 0%, 32%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#03399D
2#03338C
3#022C7A
4#022669
5#022057
6#011946
7#011334
8#010D23
9#000611
Tints
Lighter variations
1#044BCF
2#0557F0
3#1C6AFA
4#3C7FFB
5#5D94FC
6#7DAAFC
7#9EBFFD
8#BED4FE
9#DFEAFE
Tones
Muted variations
1#0C42A6
2#15459E
3#1D4795
4#264A8D
5#2E4C84
6#374F7C
7#405273
8#48546A
9#515762
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F5 #F0F5FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DCE8 #DCE8FE | Light backgroundsTable row hoverSkeleton loading |
| 200 | BED4 #BED4FE | Secondary backgroundsInput backgroundsDividers |
| 300 | 8CB3 #8CB3FD | BordersInactive statesPlaceholder text |
| 400 | 508C #508CFB | Disabled statesSecondary iconsMuted text |
| 500 | 1E6B #1E6BFA | Primary brand colorCTAsActive elementsLinks |
| 600 | 0450 #0450DC | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0440 #0440AF | Active/pressed statesDark mode accentsSecondary text |
| 800 | 032D #032D7D | Text on light backgroundsHeadingsStrong borders |
| 900 | 021D #021D50 | Primary textHigh emphasis contentDark headings |
| 950 | 0112 #011232 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F5FF;
--cobalt-100: #DCE8FE;
--cobalt-200: #BED4FE;
--cobalt-300: #8CB3FD;
--cobalt-400: #508CFB;
--cobalt-500: #1E6BFA;
--cobalt-600: #0450DC;
--cobalt-700: #0440AF;
--cobalt-800: #032D7D;
--cobalt-900: #021D50;
--cobalt-950: #011232;
}