Cobalt
#15509D
BlueColor Codes
All color formats for development
HEX
#15509DRGB
rgb(21, 80, 157)HSL
hsl(214, 76%, 35%)OKLCH
oklch(0.44 0.139 257.2)CMYK
cmyk(87%, 49%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#13488D
2#11407E
3#0F386E
4#0D305E
5#0B284F
6#09203F
7#06182F
8#04101F
9#020810
Tints
Lighter variations
1#195FBA
2#1D6ED7
3#337FE3
4#5091E7
5#6DA4EB
6#8AB6EF
7#A7C8F3
8#C5DAF7
9#E2EDFB
Tones
Muted variations
1#1C5196
2#235290
3#2A5389
4#315482
5#37557B
6#3E5674
7#45576E
8#4C5767
9#525860
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F7 #F2F7FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0EB #E0EBFB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C5DA #C5DAF7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 98BE #98BEF1 | BordersInactive statesPlaceholder text |
| 400 | 629D #629DEA | Disabled statesSecondary iconsMuted text |
| 500 | 3581 #3581E3 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1B65 #1B65C5 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1550 #15509D | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F39 #0F3970 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0A25 #0A2548 | Primary textHigh emphasis contentDark headings |
| 950 | 0617 #06172D | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F7FD;
--cobalt-100: #E0EBFB;
--cobalt-200: #C5DAF7;
--cobalt-300: #98BEF1;
--cobalt-400: #629DEA;
--cobalt-500: #3581E3;
--cobalt-600: #1B65C5;
--cobalt-700: #15509D;
--cobalt-800: #0F3970;
--cobalt-900: #0A2548;
--cobalt-950: #06172D;
}