Cobalt
#003580
BlueColor Codes
All color formats for development
HEX
#003580RGB
rgb(0, 53, 128)HSL
hsl(215, 100%, 25%)OKLCH
oklch(0.351 0.137 259.1)CMYK
cmyk(100%, 59%, 0%, 50%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#003073
2#002A66
3#002559
4#00204D
5#001B40
6#001533
7#001026
8#000B1A
9#00050D
Tints
Lighter variations
1#0045A6
2#0055CC
3#0065F2
4#1A79FF
5#408FFF
6#66A6FF
7#8CBCFF
8#B3D2FF
9#D9E9FF
Tones
Muted variations
1#063679
2#0D3773
3#13386C
4#193966
5#203A60
6#263B59
7#2D3D53
8#333E4D
9#393F46
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 | BDD8 #BDD8FF | Secondary backgroundsInput backgroundsDividers |
| 300 | 8ABB #8ABBFF | BordersInactive statesPlaceholder text |
| 400 | 4D97 #4D97FF | Disabled statesSecondary iconsMuted text |
| 500 | 1A79 #1A79FF | Primary brand colorCTAsActive elementsLinks |
| 600 | 005D #005DE0 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 004A #004AB3 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0035 #003580 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0022 #002252 | Primary textHigh emphasis contentDark headings |
| 950 | 0015 #001533 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F6FF;
--cobalt-100: #DBEAFF;
--cobalt-200: #BDD8FF;
--cobalt-300: #8ABBFF;
--cobalt-400: #4D97FF;
--cobalt-500: #1A79FF;
--cobalt-600: #005DE0;
--cobalt-700: #004AB3;
--cobalt-800: #003580;
--cobalt-900: #002252;
--cobalt-950: #001533;
}