Cobalt
#274A8B
BlueColor Codes
All color formats for development
HEX
#274A8BRGB
rgb(39, 74, 139)HSL
hsl(219, 56%, 35%)OKLCH
oklch(0.419 0.116 261.5)CMYK
cmyk(72%, 47%, 0%, 45%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#23437D
2#1F3B6F
3#1B3461
4#182D54
5#142546
6#101E38
7#0C162A
8#080F1C
9#04070E
Tints
Lighter variations
1#2F58A5
2#3666BF
3#4A77CC
4#648BD3
5#7E9EDB
6#98B2E2
7#B1C5E9
8#CBD8F0
9#E5ECF8
Tones
Muted variations
1#2C4C86
2#314D81
3#364F7C
4#3B5077
5#405272
6#45536D
7#4A5568
8#4F5663
9#54585E
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F6 #F3F6FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E3EA #E3EAF7 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CBD8 #CBD8F0 | Secondary backgroundsInput backgroundsDividers |
| 300 | A4BA #A4BAE5 | BordersInactive statesPlaceholder text |
| 400 | 7497 #7497D8 | Disabled statesSecondary iconsMuted text |
| 500 | 4C79 #4C79CD | Primary brand colorCTAsActive elementsLinks |
| 600 | 315D #315DAF | Hover statesFocus ringsPrimary buttons hover |
| 700 | 274A #274A8B | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1C35 #1C3563 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1222 #122240 | Primary textHigh emphasis contentDark headings |
| 950 | 0B15 #0B1528 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F6FC;
--cobalt-100: #E3EAF7;
--cobalt-200: #CBD8F0;
--cobalt-300: #A4BAE5;
--cobalt-400: #7497D8;
--cobalt-500: #4C79CD;
--cobalt-600: #315DAF;
--cobalt-700: #274A8B;
--cobalt-800: #1C3563;
--cobalt-900: #122240;
--cobalt-950: #0B1528;
}