Cobalt
#1F3DC1
BlueColor Codes
All color formats for development
HEX
#1F3DC1RGB
rgb(31, 61, 193)HSL
hsl(229, 72%, 44%)OKLCH
oklch(0.437 0.207 266.6)CMYK
cmyk(84%, 68%, 0%, 24%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#1C37AE
2#19319A
3#162B87
4#132574
5#101F60
6#0D184D
7#09123A
8#060C27
9#030613
Tints
Lighter variations
1#2345DA
2#3B59DF
3#536DE3
4#6C82E7
5#8497EB
6#9DACEF
7#B5C1F3
8#CED5F7
9#E6EAFB
Tones
Muted variations
1#2742B9
2#3047B1
3#384CA9
4#4052A1
5#485799
6#505C91
7#586188
8#606680
9#686B78
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F4 #F2F4FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0E5 #E0E5FA | Light backgroundsTable row hoverSkeleton loading |
| 200 | C6CF #C6CFF6 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9AAA #9AAAEF | BordersInactive statesPlaceholder text |
| 400 | 657D #657DE6 | Disabled statesSecondary iconsMuted text |
| 500 | 3A58 #3A58DF | Primary brand colorCTAsActive elementsLinks |
| 600 | 1F3D #1F3DC1 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1931 #19319A | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1223 #12236E | Text on light backgroundsHeadingsStrong borders |
| 900 | 0B16 #0B1646 | Primary textHigh emphasis contentDark headings |
| 950 | 070E #070E2C | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F4FD;
--cobalt-100: #E0E5FA;
--cobalt-200: #C6CFF6;
--cobalt-300: #9AAAEF;
--cobalt-400: #657DE6;
--cobalt-500: #3A58DF;
--cobalt-600: #1F3DC1;
--cobalt-700: #19319A;
--cobalt-800: #12236E;
--cobalt-900: #0B1646;
--cobalt-950: #070E2C;
}