Cobalt
#1F42C1
BlueColor Codes
All color formats for development
HEX
#1F42C1RGB
rgb(31, 66, 193)HSL
hsl(227, 72%, 44%)OKLCH
oklch(0.446 0.202 265.9)CMYK
cmyk(84%, 66%, 0%, 24%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#1C3CAE
2#19359A
3#162E87
4#132874
5#102160
6#0D1B4D
7#09143A
8#060D27
9#030713
Tints
Lighter variations
1#234BDA
2#3B5EDF
3#5372E3
4#6C86E7
5#849AEB
6#9DAFEF
7#B5C3F3
8#CED7F7
9#E6EBFB
Tones
Muted variations
1#2747B9
2#304CB1
3#3850A9
4#4055A1
5#485999
6#505E91
7#586288
8#606780
9#686C78
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F4 #F2F4FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0E6 #E0E6FA | Light backgroundsTable row hoverSkeleton loading |
| 200 | C6D0 #C6D0F6 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9AAC #9AACEF | BordersInactive statesPlaceholder text |
| 400 | 6581 #6581E6 | Disabled statesSecondary iconsMuted text |
| 500 | 3A5D #3A5DDF | Primary brand colorCTAsActive elementsLinks |
| 600 | 1F42 #1F42C1 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1935 #19359A | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1226 #12266E | Text on light backgroundsHeadingsStrong borders |
| 900 | 0B18 #0B1846 | Primary textHigh emphasis contentDark headings |
| 950 | 070F #070F2C | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F4FD;
--cobalt-100: #E0E6FA;
--cobalt-200: #C6D0F6;
--cobalt-300: #9AACEF;
--cobalt-400: #6581E6;
--cobalt-500: #3A5DDF;
--cobalt-600: #1F42C1;
--cobalt-700: #19359A;
--cobalt-800: #12266E;
--cobalt-900: #0B1846;
--cobalt-950: #070F2C;
}