Cobalt
#003380
BlueColor Codes
All color formats for development
HEX
#003380RGB
rgb(0, 51, 128)HSL
hsl(216, 100%, 25%)OKLCH
oklch(0.346 0.14 259.8)CMYK
cmyk(100%, 60%, 0%, 50%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#002E73
2#002966
3#002459
4#001F4D
5#001940
6#001433
7#000F26
8#000A1A
9#00050D
Tints
Lighter variations
1#0042A6
2#0052CC
3#0061F2
4#1A75FF
5#408CFF
6#66A3FF
7#8CBAFF
8#B3D1FF
9#D9E8FF
Tones
Muted variations
1#063479
2#0D3673
3#13376C
4#193866
5#203960
6#263B59
7#2D3C53
8#333D4D
9#393E46
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F6 #F0F6FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DBEA #DBEAFF | Light backgroundsTable row hoverSkeleton loading |
| 200 | BDD7 #BDD7FF | Secondary backgroundsInput backgroundsDividers |
| 300 | 8AB9 #8AB9FF | BordersInactive statesPlaceholder text |
| 400 | 4D94 #4D94FF | Disabled statesSecondary iconsMuted text |
| 500 | 1A75 #1A75FF | Primary brand colorCTAsActive elementsLinks |
| 600 | 005A #005AE0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0047 #0047B3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0033 #003380 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0021 #002152 | Primary textHigh emphasis contentDark headings |
| 950 | 0014 #001433 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F6FF;
--cobalt-100: #DBEAFF;
--cobalt-200: #BDD7FF;
--cobalt-300: #8AB9FF;
--cobalt-400: #4D94FF;
--cobalt-500: #1A75FF;
--cobalt-600: #005AE0;
--cobalt-700: #0047B3;
--cobalt-800: #003380;
--cobalt-900: #002152;
--cobalt-950: #001433;
}