Cobalt
#013A7E
BlueColor Codes
All color formats for development
HEX
#013A7ERGB
rgb(1, 58, 126)HSL
hsl(213, 98%, 25%)OKLCH
oklch(0.361 0.127 257.1)CMYK
cmyk(99%, 54%, 0%, 51%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#013472
2#012E65
3#012858
4#01234C
5#011D3F
6#011732
7#001126
8#000C19
9#00060D
Tints
Lighter variations
1#024BA4
2#025CCA
3#026DF0
4#1C81FD
5#4296FD
6#68ABFD
7#8DC0FE
8#B3D5FE
9#D9EAFF
Tones
Muted variations
1#083A78
2#0E3B72
3#143B6B
4#1A3C65
5#213D5F
6#273D59
7#2D3E52
8#333F4C
9#3A3F46
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F7 #F0F7FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DCEB #DCEBFF | Light backgroundsTable row hoverSkeleton loading |
| 200 | BDDB #BDDBFE | Secondary backgroundsInput backgroundsDividers |
| 300 | 8BBF #8BBFFE | BordersInactive statesPlaceholder text |
| 400 | 4E9D #4E9DFD | Disabled statesSecondary iconsMuted text |
| 500 | 1C81 #1C81FD | Primary brand colorCTAsActive elementsLinks |
| 600 | 0265 #0265DE | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0251 #0251B1 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 013A #013A7E | Text on light backgroundsHeadingsStrong borders |
| 900 | 0125 #012551 | Primary textHigh emphasis contentDark headings |
| 950 | 0117 #011732 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F7FF;
--cobalt-100: #DCEBFF;
--cobalt-200: #BDDBFE;
--cobalt-300: #8BBFFE;
--cobalt-400: #4E9DFD;
--cobalt-500: #1C81FD;
--cobalt-600: #0265DE;
--cobalt-700: #0251B1;
--cobalt-800: #013A7E;
--cobalt-900: #012551;
--cobalt-950: #011732;
}