Cobalt
#2B4288
BlueColor Codes
All color formats for development
HEX
#2B4288RGB
rgb(43, 66, 136)HSL
hsl(225, 52%, 35%)OKLCH
oklch(0.401 0.12 267.2)CMYK
cmyk(68%, 51%, 0%, 47%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#273B7A
2#22356D
3#1E2E5F
4#1A2851
5#152144
6#111A36
7#0D1429
8#090D1B
9#04070E
Tints
Lighter variations
1#334EA1
2#3B5BBA
3#4F6DC7
4#6882CF
5#8197D7
6#9AABDF
7#B3C0E7
8#CDD5EF
9#E6EAF7
Tones
Muted variations
1#2F4483
2#34477E
3#39497A
4#3D4B75
5#424E70
6#47506C
7#4B5267
8#505563
9#55575E
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F5 #F3F5FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4E9 #E4E9F6 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CDD5 #CDD5EF | Secondary backgroundsInput backgroundsDividers |
| 300 | A6B5 #A6B5E3 | BordersInactive statesPlaceholder text |
| 400 | 778F #778FD4 | Disabled statesSecondary iconsMuted text |
| 500 | 516E #516EC8 | Primary brand colorCTAsActive elementsLinks |
| 600 | 3653 #3653AB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2B42 #2B4288 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1F2F #1F2F61 | Text on light backgroundsHeadingsStrong borders |
| 900 | 141E #141E3E | Primary textHigh emphasis contentDark headings |
| 950 | 0C13 #0C1327 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F5FB;
--cobalt-100: #E4E9F6;
--cobalt-200: #CDD5EF;
--cobalt-300: #A6B5E3;
--cobalt-400: #778FD4;
--cobalt-500: #516EC8;
--cobalt-600: #3653AB;
--cobalt-700: #2B4288;
--cobalt-800: #1F2F61;
--cobalt-900: #141E3E;
--cobalt-950: #0C1327;
}