Cobalt
#2B5888
BlueColor Codes
All color formats for development
HEX
#2B5888RGB
rgb(43, 88, 136)HSL
hsl(211, 52%, 35%)OKLCH
oklch(0.452 0.093 251.9)CMYK
cmyk(68%, 35%, 0%, 47%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#274F7A
2#22466D
3#1E3D5F
4#1A3551
5#152C44
6#112336
7#0D1A29
8#09121B
9#04090E
Tints
Lighter variations
1#3368A1
2#3B78BA
3#4F89C7
4#689ACF
5#81ABD7
6#9ABCDF
7#B3CCE7
8#CDDDEF
9#E6EEF7
Tones
Muted variations
1#2F5883
2#34587E
3#39587A
4#3D5875
5#425870
6#47596C
7#4B5967
8#505963
9#55595E
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F7 #F3F7FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4ED #E4EDF6 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CDDD #CDDDEF | Secondary backgroundsInput backgroundsDividers |
| 300 | A6C3 #A6C3E3 | BordersInactive statesPlaceholder text |
| 400 | 77A4 #77A4D4 | Disabled statesSecondary iconsMuted text |
| 500 | 518A #518AC8 | Primary brand colorCTAsActive elementsLinks |
| 600 | 366E #366EAB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2B58 #2B5888 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1F3F #1F3F61 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1428 #14283E | Primary textHigh emphasis contentDark headings |
| 950 | 0C19 #0C1927 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F7FB;
--cobalt-100: #E4EDF6;
--cobalt-200: #CDDDEF;
--cobalt-300: #A6C3E3;
--cobalt-400: #77A4D4;
--cobalt-500: #518AC8;
--cobalt-600: #366EAB;
--cobalt-700: #2B5888;
--cobalt-800: #1F3F61;
--cobalt-900: #14283E;
--cobalt-950: #0C1927;
}