Cobalt
#1D3595
BlueColor Codes
All color formats for development
HEX
#1D3595RGB
rgb(29, 53, 149)HSL
hsl(228, 67%, 35%)OKLCH
oklch(0.379 0.16 267.1)CMYK
cmyk(81%, 64%, 0%, 42%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#1B3086
2#182B77
3#152568
4#122059
5#0F1B4B
6#0C153C
7#09102D
8#060B1E
9#03050F
Tints
Lighter variations
1#233FB1
2#2849CC
3#3D5CD9
4#5974DE
5#758BE4
6#90A2E9
7#ACB9EF
8#C8D1F4
9#E3E8FA
Tones
Muted variations
1#23398F
2#293D89
3#2F4083
4#35447D
5#3B4777
6#414B71
7#474E6B
8#4D5265
9#53565F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F4 #F2F4FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1E6 #E1E6F9 | Light backgroundsTable row hoverSkeleton loading |
| 200 | C8D1 #C8D1F4 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9DAD #9DADEC | BordersInactive statesPlaceholder text |
| 400 | 6A82 #6A82E2 | Disabled statesSecondary iconsMuted text |
| 500 | 3F5E #3F5ED9 | Primary brand colorCTAsActive elementsLinks |
| 600 | 2543 #2543BB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1D35 #1D3595 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1526 #15266A | Text on light backgroundsHeadingsStrong borders |
| 900 | 0D18 #0D1844 | Primary textHigh emphasis contentDark headings |
| 950 | 080F #080F2B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F4FC;
--cobalt-100: #E1E6F9;
--cobalt-200: #C8D1F4;
--cobalt-300: #9DADEC;
--cobalt-400: #6A82E2;
--cobalt-500: #3F5ED9;
--cobalt-600: #2543BB;
--cobalt-700: #1D3595;
--cobalt-800: #15266A;
--cobalt-900: #0D1844;
--cobalt-950: #080F2B;
}