Steel Blue
#42539E
BlueColor Codes
All color formats for development
HEX
#42539ERGB
rgb(66, 83, 158)HSL
hsl(229, 41%, 44%)OKLCH
oklch(0.467 0.123 271.3)CMYK
cmyk(58%, 47%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#3C4B8E
2#35427F
3#2E3A6F
4#28325F
5#212A4F
6#1A213F
7#14192F
8#0D1120
9#070810
Tints
Lighter variations
1#4B5EB2
2#5E6FBC
3#7281C4
4#8693CC
5#9AA5D5
6#AEB7DD
7#C3C9E6
8#D7DBEE
9#EBEDF7
Tones
Muted variations
1#47569A
2#4B5995
3#505C90
4#555F8C
5#596287
6#5E6583
7#62677E
8#676A79
9#6C6D75
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F4F5 #F4F5FA | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E6E9 #E6E9F4 | Light backgroundsTable row hoverSkeleton loading |
| 200 | D0D5 #D0D5EB | Secondary backgroundsInput backgroundsDividers |
| 300 | ACB5 #ACB5DC | BordersInactive statesPlaceholder text |
| 400 | 818F #818FCA | Disabled statesSecondary iconsMuted text |
| 500 | 5D6E #5D6EBB | Primary brand colorCTAsActive elementsLinks |
| 600 | 4253 #42539E | Hover statesFocus ringsPrimary buttons hover |
| 700 | 3542 #35427E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 262F #262F5A | Text on light backgroundsHeadingsStrong borders |
| 900 | 181E #181E3A | Primary textHigh emphasis contentDark headings |
| 950 | 0F13 #0F1324 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--steel-blue-50: #F4F5FA;
--steel-blue-100: #E6E9F4;
--steel-blue-200: #D0D5EB;
--steel-blue-300: #ACB5DC;
--steel-blue-400: #818FCA;
--steel-blue-500: #5D6EBB;
--steel-blue-600: #42539E;
--steel-blue-700: #35427E;
--steel-blue-800: #262F5A;
--steel-blue-900: #181E3A;
--steel-blue-950: #0F1324;
}