Cobalt
#0B3AD5
BlueColor Codes
All color formats for development
HEX
#0B3AD5RGB
rgb(11, 58, 213)HSL
hsl(226, 90%, 44%)OKLCH
oklch(0.448 0.238 264.3)CMYK
cmyk(95%, 73%, 0%, 16%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0A35C0
2#092FAB
3#082995
4#072380
5#061D6B
6#041755
7#031240
8#020C2B
9#010615
Tints
Lighter variations
1#0D42F0
2#2656F4
3#416BF5
4#5C80F6
5#7795F8
6#92AAF9
7#AEC0FB
8#C9D5FC
9#E4EAFE
Tones
Muted variations
1#1540CB
2#1F45C1
3#2A4BB7
4#3450AD
5#3E55A3
6#485B99
7#52608E
8#5C6584
9#666B7A
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F4 #F0F4FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DDE5 #DDE5FD | Light backgroundsTable row hoverSkeleton loading |
| 200 | C0CE #C0CEFC | Secondary backgroundsInput backgroundsDividers |
| 300 | 90A8 #90A8F9 | BordersInactive statesPlaceholder text |
| 400 | 557B #557BF6 | Disabled statesSecondary iconsMuted text |
| 500 | 2555 #2555F4 | Primary brand colorCTAsActive elementsLinks |
| 600 | 0B3A #0B3AD5 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 092E #092EAA | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0621 #062179 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0415 #04154E | Primary textHigh emphasis contentDark headings |
| 950 | 030D #030D30 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F4FE;
--cobalt-100: #DDE5FD;
--cobalt-200: #C0CEFC;
--cobalt-300: #90A8F9;
--cobalt-400: #557BF6;
--cobalt-500: #2555F4;
--cobalt-600: #0B3AD5;
--cobalt-700: #092EAA;
--cobalt-800: #062179;
--cobalt-900: #04154E;
--cobalt-950: #030D30;
}