Cobalt
#243D8F
BlueColor Codes
All color formats for development
HEX
#243D8FRGB
rgb(36, 61, 143)HSL
hsl(226, 60%, 35%)OKLCH
oklch(0.392 0.139 266.9)CMYK
cmyk(75%, 57%, 0%, 44%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#203781
2#1D3172
3#192A64
4#152456
5#121E47
6#0E1839
7#0B122B
8#070C1D
9#04060E
Tints
Lighter variations
1#2A48A9
2#3153C4
3#4566D1
4#607CD7
5#7A92DE
6#95A7E4
7#AFBDEB
8#CAD3F2
9#E4E9F8
Tones
Muted variations
1#294089
2#2E4284
3#34457F
4#394879
5#3E4B74
6#444E6F
7#495169
8#4F5464
9#54565F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F5 #F3F5FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E2E7 #E2E7F8 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CAD3 #CAD3F2 | Secondary backgroundsInput backgroundsDividers |
| 300 | A1B2 #A1B2E8 | BordersInactive statesPlaceholder text |
| 400 | 7089 #7089DB | Disabled statesSecondary iconsMuted text |
| 500 | 4768 #4768D1 | Primary brand colorCTAsActive elementsLinks |
| 600 | 2D4C #2D4CB4 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 243D #243D8F | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1A2B #1A2B66 | Text on light backgroundsHeadingsStrong borders |
| 900 | 101C #101C41 | Primary textHigh emphasis contentDark headings |
| 950 | 0A11 #0A1129 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F5FC;
--cobalt-100: #E2E7F8;
--cobalt-200: #CAD3F2;
--cobalt-300: #A1B2E8;
--cobalt-400: #7089DB;
--cobalt-500: #4768D1;
--cobalt-600: #2D4CB4;
--cobalt-700: #243D8F;
--cobalt-800: #1A2B66;
--cobalt-900: #101C41;
--cobalt-950: #0A1129;
}