Cobalt
#1A3FC7
BlueColor Codes
All color formats for development
HEX
#1A3FC7RGB
rgb(26, 63, 199)HSL
hsl(227, 77%, 44%)OKLCH
oklch(0.445 0.213 265.5)CMYK
cmyk(87%, 68%, 0%, 22%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#1739B3
2#15339F
3#122C8B
4#0F2677
5#0D2063
6#0A194F
7#08133C
8#050D28
9#030614
Tints
Lighter variations
1#1D47E0
2#355BE5
3#4E6FE8
4#6784EB
5#8198EF
6#9AADF2
7#B3C1F5
8#CCD6F8
9#E6EAFC
Tones
Muted variations
1#2244BE
2#2B49B5
3#344EAD
4#3C53A4
5#45589B
6#4E5D93
7#56628A
8#5F6681
9#686B79
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F4 #F1F4FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DFE5 #DFE5FB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C4CF #C4CFF7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 97AB #97ABF2 | BordersInactive statesPlaceholder text |
| 400 | 617F #617FEA | Disabled statesSecondary iconsMuted text |
| 500 | 345A #345AE5 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1A3F #1A3FC7 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1532 #15329E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F24 #0F2471 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0917 #091748 | Primary textHigh emphasis contentDark headings |
| 950 | 060E #060E2D | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F4FD;
--cobalt-100: #DFE5FB;
--cobalt-200: #C4CFF7;
--cobalt-300: #97ABF2;
--cobalt-400: #617FEA;
--cobalt-500: #345AE5;
--cobalt-600: #1A3FC7;
--cobalt-700: #15329E;
--cobalt-800: #0F2471;
--cobalt-900: #091748;
--cobalt-950: #060E2D;
}