Cobalt
#3239AE
BlueColor Codes
All color formats for development
HEX
#3239AERGB
rgb(50, 57, 174)HSL
hsl(237, 55%, 44%)OKLCH
oklch(0.42 0.183 272.8)CMYK
cmyk(71%, 67%, 0%, 32%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#2D339D
2#282D8B
3#23287A
4#1E2268
5#191C57
6#141746
7#0F1134
8#0A0B23
9#050611
Tints
Lighter variations
1#3940C4
2#4E54CC
3#646AD2
4#7A7FD8
5#9094DF
6#A6AAE5
7#BDBFEC
8#D3D4F2
9#E9EAF9
Tones
Muted variations
1#393EA8
2#3F44A2
3#45499B
4#4B4F95
5#51548F
6#585A89
7#5E6083
8#64657D
9#6A6B76
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F4 #F3F4FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E3E4 #E3E4F7 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CCCD #CCCDF0 | Secondary backgroundsInput backgroundsDividers |
| 300 | A4A7 #A4A7E5 | BordersInactive statesPlaceholder text |
| 400 | 757A #757AD7 | Disabled statesSecondary iconsMuted text |
| 500 | 4D53 #4D53CB | Primary brand colorCTAsActive elementsLinks |
| 600 | 3239 #3239AE | Hover statesFocus ringsPrimary buttons hover |
| 700 | 282D #282D8A | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1D20 #1D2063 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1215 #12153F | Primary textHigh emphasis contentDark headings |
| 950 | 0B0D #0B0D28 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F4FC;
--cobalt-100: #E3E4F7;
--cobalt-200: #CCCDF0;
--cobalt-300: #A4A7E5;
--cobalt-400: #757AD7;
--cobalt-500: #4D53CB;
--cobalt-600: #3239AE;
--cobalt-700: #282D8A;
--cobalt-800: #1D2063;
--cobalt-900: #12153F;
--cobalt-950: #0B0D28;
}