Cobalt
#1521CB
BlueColor Codes
All color formats for development
HEX
#1521CBRGB
rgb(21, 33, 203)HSL
hsl(236, 81%, 44%)OKLCH
oklch(0.406 0.246 266.5)CMYK
cmyk(90%, 84%, 0%, 20%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#131EB7
2#111BA2
3#0F178E
4#0D147A
5#0B1166
6#090D51
7#060A3D
8#040729
9#020314
Tints
Lighter variations
1#1826E5
2#303DE9
3#4A55EC
4#646DEF
5#7E85F1
6#989EF4
7#B1B6F7
8#CBCEFA
9#E5E7FC
Tones
Muted variations
1#1E29C2
2#2731B9
3#3139B0
4#3A41A7
5#43499E
6#4C5195
7#55598B
8#5E6082
9#676879
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F2 #F1F2FE | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DFE1 #DFE1FC | Light backgroundsTable row hoverSkeleton loading |
| 200 | C3C7 #C3C7F9 | Secondary backgroundsInput backgroundsDividers |
| 300 | 959B #959BF4 | BordersInactive statesPlaceholder text |
| 400 | 5D67 #5D67EE | Disabled statesSecondary iconsMuted text |
| 500 | 2F3C #2F3CE9 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1521 #1521CB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 111B #111BA2 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0C13 #0C1373 | Text on light backgroundsHeadingsStrong borders |
| 900 | 080C #080C4A | Primary textHigh emphasis contentDark headings |
| 950 | 0508 #05082E | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F2FE;
--cobalt-100: #DFE1FC;
--cobalt-200: #C3C7F9;
--cobalt-300: #959BF4;
--cobalt-400: #5D67EE;
--cobalt-500: #2F3CE9;
--cobalt-600: #1521CB;
--cobalt-700: #111BA2;
--cobalt-800: #0C1373;
--cobalt-900: #080C4A;
--cobalt-950: #05082E;
}