Cobalt
#2A3FB7
BlueColor Codes
All color formats for development
HEX
#2A3FB7RGB
rgb(42, 63, 183)HSL
hsl(231, 63%, 44%)OKLCH
oklch(0.435 0.189 268.9)CMYK
cmyk(77%, 66%, 0%, 28%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#2538A5
2#213292
3#1D2C80
4#19266E
5#151F5B
6#111949
7#0C1337
8#080D25
9#040612
Tints
Lighter variations
1#2F47CE
2#455AD5
3#5C6FDA
4#7384DF
5#8B98E5
6#A2ADEA
7#B9C1EF
8#D0D6F4
9#E8EAFA
Tones
Muted variations
1#3144B0
2#3849A9
3#3F4EA2
4#46539B
5#4D5794
6#545C8C
7#5B6185
8#62667E
9#696B77
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F4 #F3F4FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E2E5 #E2E5F8 | Light backgroundsTable row hoverSkeleton loading |
| 200 | C9CF #C9CFF3 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9FAA #9FAAE9 | BordersInactive statesPlaceholder text |
| 400 | 6E7E #6E7EDE | Disabled statesSecondary iconsMuted text |
| 500 | 445A #445AD5 | Primary brand colorCTAsActive elementsLinks |
| 600 | 2A3F #2A3FB7 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2132 #213291 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1824 #182468 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0F17 #0F1743 | Primary textHigh emphasis contentDark headings |
| 950 | 090E #090E2A | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F3F4FC;
--cobalt-100: #E2E5F8;
--cobalt-200: #C9CFF3;
--cobalt-300: #9FAAE9;
--cobalt-400: #6E7EDE;
--cobalt-500: #445AD5;
--cobalt-600: #2A3FB7;
--cobalt-700: #213291;
--cobalt-800: #182468;
--cobalt-900: #0F1743;
--cobalt-950: #090E2A;
}