Cobalt
#3643AB
BlueColor Codes
All color formats for development
HEX
#3643ABRGB
rgb(54, 67, 171)HSL
hsl(233, 52%, 44%)OKLCH
oklch(0.438 0.165 272.2)CMYK
cmyk(68%, 61%, 0%, 33%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#303D99
2#2B3688
3#262F77
4#202866
5#1B2255
6#161B44
7#101433
8#0B0D22
9#050711
Tints
Lighter variations
1#3D4CC0
2#515FC8
3#6773CF
4#7D87D6
5#929BDD
6#A8AFE4
7#BEC3EA
8#D4D7F1
9#E9EBF8
Tones
Muted variations
1#3C48A5
2#424C9F
3#475199
4#4D5593
5#535A8D
6#595E88
7#5F6382
8#65677C
9#6A6C76
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F4 #F3F4FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4E6 #E4E6F6 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CDD1 #CDD1EF | Secondary backgroundsInput backgroundsDividers |
| 300 | A6AD #A6ADE3 | BordersInactive statesPlaceholder text |
| 400 | 7782 #7782D4 | Disabled statesSecondary iconsMuted text |
| 500 | 515F #515FC8 | Primary brand colorCTAsActive elementsLinks |
| 600 | 3643 #3643AB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2B36 #2B3688 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1F26 #1F2661 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1419 #14193E | Primary textHigh emphasis contentDark headings |
| 950 | 0C0F #0C0F27 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F4FB;
--cobalt-100: #E4E6F6;
--cobalt-200: #CDD1EF;
--cobalt-300: #A6ADE3;
--cobalt-400: #7782D4;
--cobalt-500: #515FC8;
--cobalt-600: #3643AB;
--cobalt-700: #2B3688;
--cobalt-800: #1F2661;
--cobalt-900: #14193E;
--cobalt-950: #0C0F27;
}