Cobalt
#1D3B95
BlueColor Codes
All color formats for development
HEX
#1D3B95RGB
rgb(29, 59, 149)HSL
hsl(225, 67%, 35%)OKLCH
oklch(0.39 0.152 265.6)CMYK
cmyk(81%, 60%, 0%, 42%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#1B3586
2#182F77
3#152A68
4#122459
5#0F1E4B
6#0C183C
7#09122D
8#060C1E
9#03060F
Tints
Lighter variations
1#2346B1
2#2851CC
3#3D64D9
4#597ADE
5#7590E4
6#90A6E9
7#ACBDEF
8#C8D3F4
9#E3E9FA
Tones
Muted variations
1#233E8F
2#294189
3#2F4483
4#35477D
5#3B4A77
6#414D71
7#47506B
8#4D5365
9#53565F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F5 #F2F5FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1E7 #E1E7F9 | Light backgroundsTable row hoverSkeleton loading |
| 200 | C8D3 #C8D3F4 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9DB1 #9DB1EC | BordersInactive statesPlaceholder text |
| 400 | 6A88 #6A88E2 | Disabled statesSecondary iconsMuted text |
| 500 | 3F66 #3F66D9 | Primary brand colorCTAsActive elementsLinks |
| 600 | 254B #254BBB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1D3B #1D3B95 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 152A #152A6A | Text on light backgroundsHeadingsStrong borders |
| 900 | 0D1B #0D1B44 | Primary textHigh emphasis contentDark headings |
| 950 | 0811 #08112B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F5FC;
--cobalt-100: #E1E7F9;
--cobalt-200: #C8D3F4;
--cobalt-300: #9DB1EC;
--cobalt-400: #6A88E2;
--cobalt-500: #3F66D9;
--cobalt-600: #254BBB;
--cobalt-700: #1D3B95;
--cobalt-800: #152A6A;
--cobalt-900: #0D1B44;
--cobalt-950: #08112B;
}