Cobalt
#254D8D
BlueColor Codes
All color formats for development
HEX
#254D8DRGB
rgb(37, 77, 141)HSL
hsl(217, 58%, 35%)OKLCH
oklch(0.427 0.115 259.4)CMYK
cmyk(74%, 45%, 0%, 45%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#22457F
2#1E3E71
3#1A3663
4#162E55
5#132747
6#0F1F38
7#0B172A
8#070F1C
9#04080E
Tints
Lighter variations
1#2C5CA7
2#336AC1
3#487BCE
4#628ED5
5#7CA1DC
6#96B4E3
7#B0C7EA
8#CBD9F1
9#E5ECF8
Tones
Muted variations
1#2B4E88
2#305083
3#35517D
4#3A5278
5#3F5373
6#45546E
7#4A5669
8#4F5764
9#54585E
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F6 #F3F6FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E3EB #E3EBF8 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CBD9 #CBD9F1 | Secondary backgroundsInput backgroundsDividers |
| 300 | A2BC #A2BCE6 | BordersInactive statesPlaceholder text |
| 400 | 729A #729ADA | Disabled statesSecondary iconsMuted text |
| 500 | 4A7D #4A7DCF | Primary brand colorCTAsActive elementsLinks |
| 600 | 2F61 #2F61B1 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 254D #254D8D | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1B37 #1B3765 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1123 #112340 | Primary textHigh emphasis contentDark headings |
| 950 | 0B16 #0B1628 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F6FC;
--cobalt-100: #E3EBF8;
--cobalt-200: #CBD9F1;
--cobalt-300: #A2BCE6;
--cobalt-400: #729ADA;
--cobalt-500: #4A7DCF;
--cobalt-600: #2F61B1;
--cobalt-700: #254D8D;
--cobalt-800: #1B3765;
--cobalt-900: #112340;
--cobalt-950: #0B1628;
}