Steel Blue
#42899E
CyanColor Codes
All color formats for development
HEX
#42899ERGB
rgb(66, 137, 158)HSL
hsl(194, 41%, 44%)OKLCH
oklch(0.593 0.078 219.8)CMYK
cmyk(58%, 13%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#3C7B8E
2#356D7F
3#2E606F
4#28525F
5#21444F
6#1A373F
7#14292F
8#0D1B20
9#070E10
Tints
Lighter variations
1#4B9AB2
2#5EA6BC
3#72B1C4
4#86BCCC
5#9AC7D5
6#AED2DD
7#C3DEE6
8#D7E9EE
9#EBF4F7
Tones
Muted variations
1#47869A
2#4B8495
3#508190
4#557F8C
5#597C87
6#5E7A83
7#62787E
8#677579
9#6C7375
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F4F9 #F4F9FA | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E6F1 #E6F1F4 | Light backgroundsTable row hoverSkeleton loading |
| 200 | D0E5 #D0E5EB | Secondary backgroundsInput backgroundsDividers |
| 300 | ACD1 #ACD1DC | BordersInactive statesPlaceholder text |
| 400 | 81B9 #81B9CA | Disabled statesSecondary iconsMuted text |
| 500 | 5DA5 #5DA5BB | Primary brand colorCTAsActive elementsLinks |
| 600 | 4289 #42899E | Hover statesFocus ringsPrimary buttons hover |
| 700 | 356D #356D7E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 264E #264E5A | Text on light backgroundsHeadingsStrong borders |
| 900 | 1832 #18323A | Primary textHigh emphasis contentDark headings |
| 950 | 0F1F #0F1F24 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--steel-blue-50: #F4F9FA;
--steel-blue-100: #E6F1F4;
--steel-blue-200: #D0E5EB;
--steel-blue-300: #ACD1DC;
--steel-blue-400: #81B9CA;
--steel-blue-500: #5DA5BB;
--steel-blue-600: #42899E;
--steel-blue-700: #356D7E;
--steel-blue-800: #264E5A;
--steel-blue-900: #18323A;
--steel-blue-950: #0F1F24;
}