Cobalt
#1B5F98
BlueColor Codes
All color formats for development
HEX
#1B5F98RGB
rgb(27, 95, 152)HSL
hsl(207, 70%, 35%)OKLCH
oklch(0.474 0.113 248.6)CMYK
cmyk(82%, 38%, 0%, 40%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#185689
2#154C79
3#13436A
4#10395B
5#0D304C
6#0B263D
7#081D2E
8#05131E
9#030A0F
Tints
Lighter variations
1#2071B4
2#2583D0
3#3A93DC
4#56A3E1
5#72B2E6
6#8EC1EB
7#AAD1F0
8#C7E0F5
9#E3F0FA
Tones
Muted variations
1#215F91
2#275E8B
3#2E5E85
4#345D7F
5#3A5C78
6#405C72
7#475B6C
8#4D5A66
9#535A5F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F8 #F2F8FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1EE #E1EEFA | Light backgroundsTable row hoverSkeleton loading |
| 200 | C7E0 #C7E0F5 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9BC8 #9BC8ED | BordersInactive statesPlaceholder text |
| 400 | 67AC #67ACE4 | Disabled statesSecondary iconsMuted text |
| 500 | 3C94 #3C94DD | Primary brand colorCTAsActive elementsLinks |
| 600 | 2278 #2278BF | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1B5F #1B5F98 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1344 #13446C | Text on light backgroundsHeadingsStrong borders |
| 900 | 0C2C #0C2C45 | Primary textHigh emphasis contentDark headings |
| 950 | 081B #081B2B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F8FD;
--cobalt-100: #E1EEFA;
--cobalt-200: #C7E0F5;
--cobalt-300: #9BC8ED;
--cobalt-400: #67ACE4;
--cobalt-500: #3C94DD;
--cobalt-600: #2278BF;
--cobalt-700: #1B5F98;
--cobalt-800: #13446C;
--cobalt-900: #0C2C45;
--cobalt-950: #081B2B;
}