Steel Blue
#666BB2
BlueColor Codes
All color formats for development
HEX
#666BB2RGB
rgb(102, 107, 178)HSL
hsl(236, 33%, 55%)OKLCH
oklch(0.555 0.11 279.1)CMYK
cmyk(43%, 40%, 0%, 30%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#555AA8
2#4B5095
3#424683
4#383C70
5#2F325D
6#26284B
7#1C1E38
8#131425
9#090A13
Tints
Lighter variations
1#767ABA
2#8589C1
3#9498C9
4#A3A6D1
5#B3B5D9
6#C2C4E0
7#D1D3E8
8#E0E1F0
9#F0F0F7
Tones
Muted variations
1#6A6FAE
2#6E72AB
3#7275A7
4#7679A3
5#797C9F
6#7D7F9B
7#818298
8#858694
9#888990
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F5F5 #F5F5FA | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E7E8 #E7E8F3 | Light backgroundsTable row hoverSkeleton loading |
| 200 | D3D4 #D3D4E9 | Secondary backgroundsInput backgroundsDividers |
| 300 | B1B4 #B1B4D8 | BordersInactive statesPlaceholder text |
| 400 | 888C #888CC3 | Disabled statesSecondary iconsMuted text |
| 500 | 666B #666BB2 | Primary brand colorCTAsActive elementsLinks |
| 600 | 4B50 #4B5095 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 3C40 #3C4077 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 2B2E #2B2E55 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1B1D #1B1D36 | Primary textHigh emphasis contentDark headings |
| 950 | 1112 #111222 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--steel-blue-50: #F5F5FA;
--steel-blue-100: #E7E8F3;
--steel-blue-200: #D3D4E9;
--steel-blue-300: #B1B4D8;
--steel-blue-400: #888CC3;
--steel-blue-500: #666BB2;
--steel-blue-600: #4B5095;
--steel-blue-700: #3C4077;
--steel-blue-800: #2B2E55;
--steel-blue-900: #1B1D36;
--steel-blue-950: #111222;
}