Cobalt
#04487B
BlueColor Codes
All color formats for development
HEX
#04487BRGB
rgb(4, 72, 123)HSL
hsl(206, 94%, 25%)OKLCH
oklch(0.393 0.105 248.8)CMYK
cmyk(97%, 41%, 0%, 52%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#03416F
2#033963
3#033257
4#022B4A
5#02243E
6#021D31
7#011625
8#010E19
9#00070C
Tints
Lighter variations
1#055DA1
2#0673C6
3#0788EB
4#209BF8
5#45ABF9
6#6BBCFA
7#90CDFC
8#B5DEFD
9#DAEEFE
Tones
Muted variations
1#0A4776
2#104670
3#16456A
4#1C4564
5#22445E
6#284358
7#2E4252
8#34414C
9#3A4146
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F8 #F0F8FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DCEF #DCEFFE | Light backgroundsTable row hoverSkeleton loading |
| 200 | BFE2 #BFE2FD | Secondary backgroundsInput backgroundsDividers |
| 300 | 8DCC #8DCCFB | BordersInactive statesPlaceholder text |
| 400 | 52B1 #52B1FA | Disabled statesSecondary iconsMuted text |
| 500 | 209B #209BF8 | Primary brand colorCTAsActive elementsLinks |
| 600 | 077E #077EDA | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0564 #0564AD | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0448 #04487C | Text on light backgroundsHeadingsStrong borders |
| 900 | 022E #022E4F | Primary textHigh emphasis contentDark headings |
| 950 | 021D #021D31 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F8FF;
--cobalt-100: #DCEFFE;
--cobalt-200: #BFE2FD;
--cobalt-300: #8DCCFB;
--cobalt-400: #52B1FA;
--cobalt-500: #209BF8;
--cobalt-600: #077EDA;
--cobalt-700: #0564AD;
--cobalt-800: #04487C;
--cobalt-900: #022E4F;
--cobalt-950: #021D31;
}