Cobalt
#1B2398
BlueColor Codes
All color formats for development
HEX
#1B2398RGB
rgb(27, 35, 152)HSL
hsl(236, 70%, 35%)OKLCH
oklch(0.35 0.184 269.4)CMYK
cmyk(82%, 77%, 0%, 40%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#182089
2#151C79
3#13196A
4#10155B
5#0D124C
6#0B0E3D
7#080B2E
8#05071E
9#03040F
Tints
Lighter variations
1#202AB4
2#2530D0
3#3A45DC
4#565FE1
5#727AE6
6#8E94EB
7#AAAFF0
8#C7CAF5
9#E3E4FA
Tones
Muted variations
1#212991
2#272E8B
3#2E3385
4#34397F
5#3A3E78
6#404472
7#47496C
8#4D4E66
9#53545F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F3 #F2F3FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1E2 #E1E2FA | Light backgroundsTable row hoverSkeleton loading |
| 200 | C7CA #C7CAF5 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9BA1 #9BA1ED | BordersInactive statesPlaceholder text |
| 400 | 6770 #6770E4 | Disabled statesSecondary iconsMuted text |
| 500 | 3C47 #3C47DD | Primary brand colorCTAsActive elementsLinks |
| 600 | 222C #222CBF | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1B23 #1B2398 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1319 #13196C | Text on light backgroundsHeadingsStrong borders |
| 900 | 0C10 #0C1045 | Primary textHigh emphasis contentDark headings |
| 950 | 080A #080A2B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F3FD;
--cobalt-100: #E1E2FA;
--cobalt-200: #C7CAF5;
--cobalt-300: #9BA1ED;
--cobalt-400: #6770E4;
--cobalt-500: #3C47DD;
--cobalt-600: #222CBF;
--cobalt-700: #1B2398;
--cobalt-800: #13196C;
--cobalt-900: #0C1045;
--cobalt-950: #080A2B;
}