Cobalt
#1B2998
BlueColor Codes
All color formats for development
HEX
#1B2998RGB
rgb(27, 41, 152)HSL
hsl(233, 70%, 35%)OKLCH
oklch(0.359 0.178 268.7)CMYK
cmyk(82%, 73%, 0%, 40%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#182589
2#152179
3#131D6A
4#10195B
5#0D154C
6#0B113D
7#080C2E
8#05081E
9#03040F
Tints
Lighter variations
1#2031B4
2#2539D0
3#3A4DDC
4#5666E1
5#7280E6
6#8E99EB
7#AAB3F0
8#C7CCF5
9#E3E6FA
Tones
Muted variations
1#212E91
2#27338B
3#2E3885
4#343D7F
5#3A4178
6#404672
7#474B6C
8#4D5066
9#53545F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F3 #F2F3FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1E4 #E1E4FA | Light backgroundsTable row hoverSkeleton loading |
| 200 | C7CC #C7CCF5 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9BA5 #9BA5ED | BordersInactive statesPlaceholder text |
| 400 | 6776 #6776E4 | Disabled statesSecondary iconsMuted text |
| 500 | 3C4F #3C4FDD | Primary brand colorCTAsActive elementsLinks |
| 600 | 2234 #2234BF | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1B29 #1B2998 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 131E #131E6C | Text on light backgroundsHeadingsStrong borders |
| 900 | 0C13 #0C1345 | Primary textHigh emphasis contentDark headings |
| 950 | 080C #080C2B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F3FD;
--cobalt-100: #E1E4FA;
--cobalt-200: #C7CCF5;
--cobalt-300: #9BA5ED;
--cobalt-400: #6776E4;
--cobalt-500: #3C4FDD;
--cobalt-600: #2234BF;
--cobalt-700: #1B2998;
--cobalt-800: #131E6C;
--cobalt-900: #0C1345;
--cobalt-950: #080C2B;
}