Cobalt
#0317B0
BlueColor Codes
All color formats for development
HEX
#0317B0RGB
rgb(3, 23, 176)HSL
hsl(233, 97%, 35%)OKLCH
oklch(0.358 0.226 264.6)CMYK
cmyk(98%, 87%, 0%, 31%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#02159E
2#02128D
3#02107B
4#020E69
5#010B58
6#010946
7#010735
8#010523
9#000212
Tints
Lighter variations
1#031BD0
2#041FF1
3#1A35FC
4#3B52FC
5#5C6EFD
6#7C8BFD
7#9DA8FE
8#BEC5FE
9#DEE2FF
Tones
Muted variations
1#0B1EA7
2#14249F
3#1D2B96
4#25318D
5#2E3885
6#373F7C
7#3F4573
8#484C6B
9#515362
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F2 #F0F2FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DCE0 #DCE0FE | Light backgroundsTable row hoverSkeleton loading |
| 200 | BEC5 #BEC5FE | Secondary backgroundsInput backgroundsDividers |
| 300 | 8B99 #8B99FD | BordersInactive statesPlaceholder text |
| 400 | 4F63 #4F63FC | Disabled statesSecondary iconsMuted text |
| 500 | 1D37 #1D37FC | Primary brand colorCTAsActive elementsLinks |
| 600 | 031D #031DDD | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0317 #0317B0 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0210 #02107E | Text on light backgroundsHeadingsStrong borders |
| 900 | 010A #010A50 | Primary textHigh emphasis contentDark headings |
| 950 | 0107 #010732 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F2FF;
--cobalt-100: #DCE0FE;
--cobalt-200: #BEC5FE;
--cobalt-300: #8B99FD;
--cobalt-400: #4F63FC;
--cobalt-500: #1D37FC;
--cobalt-600: #031DDD;
--cobalt-700: #0317B0;
--cobalt-800: #02107E;
--cobalt-900: #010A50;
--cobalt-950: #010732;
}