Cobalt
#043A7B
BlueColor Codes
All color formats for development
HEX
#043A7BRGB
rgb(4, 58, 123)HSL
hsl(213, 94%, 25%)OKLCH
oklch(0.359 0.122 257)CMYK
cmyk(97%, 53%, 0%, 52%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#03346F
2#032E63
3#032857
4#02234A
5#021D3E
6#021731
7#011125
8#010C19
9#00060C
Tints
Lighter variations
1#054BA1
2#065CC6
3#076EEB
4#2081F8
5#4596F9
6#6BABFA
7#90C0FC
8#B5D5FD
9#DAEAFE
Tones
Muted variations
1#0A3A76
2#103B70
3#163C6A
4#1C3C64
5#223D5E
6#283D58
7#2E3E52
8#343F4C
9#3A3F46
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F7 #F0F7FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DCEB #DCEBFE | Light backgroundsTable row hoverSkeleton loading |
| 200 | BFDB #BFDBFD | Secondary backgroundsInput backgroundsDividers |
| 300 | 8DBF #8DBFFB | BordersInactive statesPlaceholder text |
| 400 | 529D #529DFA | Disabled statesSecondary iconsMuted text |
| 500 | 2081 #2081F8 | Primary brand colorCTAsActive elementsLinks |
| 600 | 0766 #0766DA | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0551 #0551AD | Active/pressed statesDark mode accentsSecondary text |
| 800 | 043A #043A7C | Text on light backgroundsHeadingsStrong borders |
| 900 | 0225 #02254F | Primary textHigh emphasis contentDark headings |
| 950 | 0217 #021731 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F7FF;
--cobalt-100: #DCEBFE;
--cobalt-200: #BFDBFD;
--cobalt-300: #8DBFFB;
--cobalt-400: #529DFA;
--cobalt-500: #2081F8;
--cobalt-600: #0766DA;
--cobalt-700: #0551AD;
--cobalt-800: #043A7C;
--cobalt-900: #02254F;
--cobalt-950: #021731;
}