Cobalt
#0040E0
BlueColor Codes
All color formats for development
HEX
#0040E0RGB
rgb(0, 64, 224)HSL
hsl(223, 100%, 44%)OKLCH
oklch(0.468 0.246 263.4)CMYK
cmyk(100%, 71%, 0%, 12%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#0039CA
2#0033B4
3#002D9D
4#002687
5#002070
6#00195A
7#001343
8#000D2D
9#000616
Tints
Lighter variations
1#0048FD
2#1B5BFF
3#3770FF
4#5484FF
5#7099FF
6#8DADFF
7#A9C2FF
8#C6D6FF
9#E2EBFF
Tones
Muted variations
1#0B44D5
2#1649CA
3#224EBF
4#2D53B4
5#3858A8
6#435D9D
7#4F6292
8#5A6687
9#656B7B
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F4 #F0F4FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DBE5 #DBE5FF | Light backgroundsTable row hoverSkeleton loading |
| 200 | BDCF #BDCFFF | Secondary backgroundsInput backgroundsDividers |
| 300 | 8AAB #8AABFF | BordersInactive statesPlaceholder text |
| 400 | 4D7F #4D7FFF | Disabled statesSecondary iconsMuted text |
| 500 | 1A5B #1A5BFF | Primary brand colorCTAsActive elementsLinks |
| 600 | 0040 #0040E0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0033 #0033B3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0024 #002480 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0017 #001752 | Primary textHigh emphasis contentDark headings |
| 950 | 000E #000E33 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F4FF;
--cobalt-100: #DBE5FF;
--cobalt-200: #BDCFFF;
--cobalt-300: #8AABFF;
--cobalt-400: #4D7FFF;
--cobalt-500: #1A5BFF;
--cobalt-600: #0040E0;
--cobalt-700: #0033B3;
--cobalt-800: #002480;
--cobalt-900: #001752;
--cobalt-950: #000E33;
}