Cobalt
#0437AF
BlueColor Codes
All color formats for development
HEX
#0437AFRGB
rgb(4, 55, 175)HSL
hsl(222, 96%, 35%)OKLCH
oklch(0.402 0.196 263.1)CMYK
cmyk(98%, 69%, 0%, 31%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#03319D
2#032C8C
3#02267A
4#022169
5#021B57
6#011646
7#011034
8#010B23
9#000511
Tints
Lighter variations
1#0441CF
2#054BF0
3#1C5EFA
4#3C75FB
5#5D8CFC
6#7DA3FC
7#9EBAFD
8#BED1FE
9#DFE8FE
Tones
Muted variations
1#0C3AA6
2#153E9E
3#1D4195
4#26458D
5#2E4884
6#374C7C
7#404F73
8#48526A
9#515662
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F4 #F0F4FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DCE6 #DCE6FE | Light backgroundsTable row hoverSkeleton loading |
| 200 | BED1 #BED1FE | Secondary backgroundsInput backgroundsDividers |
| 300 | 8CAE #8CAEFD | BordersInactive statesPlaceholder text |
| 400 | 5083 #5083FB | Disabled statesSecondary iconsMuted text |
| 500 | 1E60 #1E60FA | Primary brand colorCTAsActive elementsLinks |
| 600 | 0445 #0445DC | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0437 #0437AF | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0327 #03277D | Text on light backgroundsHeadingsStrong borders |
| 900 | 0219 #021950 | Primary textHigh emphasis contentDark headings |
| 950 | 0110 #011032 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F4FF;
--cobalt-100: #DCE6FE;
--cobalt-200: #BED1FE;
--cobalt-300: #8CAEFD;
--cobalt-400: #5083FB;
--cobalt-500: #1E60FA;
--cobalt-600: #0445DC;
--cobalt-700: #0437AF;
--cobalt-800: #03277D;
--cobalt-900: #021950;
--cobalt-950: #011032;
}