Steel Blue
#666FB2
BlueColor Codes
All color formats for development
HEX
#666FB2RGB
rgb(102, 111, 178)HSL
hsl(233, 33%, 55%)OKLCH
oklch(0.564 0.104 276.7)CMYK
cmyk(43%, 38%, 0%, 30%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#555EA8
2#4B5495
3#424983
4#383F70
5#2F345D
6#262A4B
7#1C1F38
8#131525
9#090A13
Tints
Lighter variations
1#767EBA
2#858CC1
3#949AC9
4#A3A9D1
5#B3B7D9
6#C2C5E0
7#D1D4E8
8#E0E2F0
9#F0F1F7
Tones
Muted variations
1#6A72AE
2#6E75AB
3#7278A7
4#767BA3
5#797E9F
6#7D819B
7#818498
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 | E7E9 #E7E9F3 | Light backgroundsTable row hoverSkeleton loading |
| 200 | D3D5 #D3D5E9 | Secondary backgroundsInput backgroundsDividers |
| 300 | B1B6 #B1B6D8 | BordersInactive statesPlaceholder text |
| 400 | 888F #888FC3 | Disabled statesSecondary iconsMuted text |
| 500 | 666F #666FB2 | Primary brand colorCTAsActive elementsLinks |
| 600 | 4B54 #4B5495 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 3C43 #3C4377 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 2B30 #2B3055 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1B1E #1B1E36 | Primary textHigh emphasis contentDark headings |
| 950 | 1113 #111322 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--steel-blue-50: #F5F5FA;
--steel-blue-100: #E7E9F3;
--steel-blue-200: #D3D5E9;
--steel-blue-300: #B1B6D8;
--steel-blue-400: #888FC3;
--steel-blue-500: #666FB2;
--steel-blue-600: #4B5495;
--steel-blue-700: #3C4377;
--steel-blue-800: #2B3055;
--steel-blue-900: #1B1E36;
--steel-blue-950: #111322;
}