Cobalt
#3647AB
BlueColor Codes
All color formats for development
HEX
#3647ABRGB
rgb(54, 71, 171)HSL
hsl(231, 52%, 44%)OKLCH
oklch(0.445 0.16 271.1)CMYK
cmyk(68%, 58%, 0%, 33%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#304099
2#2B3988
3#263277
4#202B66
5#1B2455
6#161D44
7#101533
8#0B0E22
9#050711
Tints
Lighter variations
1#3D50C0
2#5163C8
3#6777CF
4#7D8AD6
5#929EDD
6#A8B1E4
7#BEC5EA
8#D4D8F1
9#E9ECF8
Tones
Muted variations
1#3C4BA5
2#42509F
3#475499
4#4D5893
5#535C8D
6#596088
7#5F6482
8#65687C
9#6A6C76
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F5 #F3F5FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4E7 #E4E7F6 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CDD2 #CDD2EF | Secondary backgroundsInput backgroundsDividers |
| 300 | A6AF #A6AFE3 | BordersInactive statesPlaceholder text |
| 400 | 7785 #7785D4 | Disabled statesSecondary iconsMuted text |
| 500 | 5162 #5162C8 | Primary brand colorCTAsActive elementsLinks |
| 600 | 3647 #3647AB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2B39 #2B3988 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1F29 #1F2961 | Text on light backgroundsHeadingsStrong borders |
| 900 | 141A #141A3E | Primary textHigh emphasis contentDark headings |
| 950 | 0C10 #0C1027 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F5FB;
--cobalt-100: #E4E7F6;
--cobalt-200: #CDD2EF;
--cobalt-300: #A6AFE3;
--cobalt-400: #7785D4;
--cobalt-500: #5162C8;
--cobalt-600: #3647AB;
--cobalt-700: #2B3988;
--cobalt-800: #1F2961;
--cobalt-900: #141A3E;
--cobalt-950: #0C1027;
}