Cobalt
#0B2AD5
BlueColor Codes
All color formats for development
HEX
#0B2AD5RGB
rgb(11, 42, 213)HSL
hsl(231, 90%, 44%)OKLCH
oklch(0.426 0.252 265)CMYK
cmyk(95%, 80%, 0%, 16%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0A25C0
2#0921AB
3#081D95
4#071980
5#06156B
6#041155
7#030C40
8#02082B
9#010415
Tints
Lighter variations
1#0D2FF0
2#2645F4
3#415CF5
4#5C73F6
5#778BF8
6#92A2F9
7#AEB9FB
8#C9D0FC
9#E4E8FE
Tones
Muted variations
1#1531CB
2#1F38C1
3#2A3FB7
4#3446AD
5#3E4DA3
6#485499
7#525B8E
8#5C6284
9#66697A
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F3 #F0F3FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DDE2 #DDE2FD | Light backgroundsTable row hoverSkeleton loading |
| 200 | C0C9 #C0C9FC | Secondary backgroundsInput backgroundsDividers |
| 300 | 909F #909FF9 | BordersInactive statesPlaceholder text |
| 400 | 556E #556EF6 | Disabled statesSecondary iconsMuted text |
| 500 | 2544 #2544F4 | Primary brand colorCTAsActive elementsLinks |
| 600 | 0B2A #0B2AD5 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0921 #0921AA | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0618 #061879 | Text on light backgroundsHeadingsStrong borders |
| 900 | 040F #040F4E | Primary textHigh emphasis contentDark headings |
| 950 | 0309 #030930 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F3FE;
--cobalt-100: #DDE2FD;
--cobalt-200: #C0C9FC;
--cobalt-300: #909FF9;
--cobalt-400: #556EF6;
--cobalt-500: #2544F4;
--cobalt-600: #0B2AD5;
--cobalt-700: #0921AA;
--cobalt-800: #061879;
--cobalt-900: #040F4E;
--cobalt-950: #030930;
}