Steel Blue
#42559E
BlueColor Codes
All color formats for development
HEX
#42559ERGB
rgb(66, 85, 158)HSL
hsl(228, 41%, 44%)OKLCH
oklch(0.472 0.12 270.3)CMYK
cmyk(58%, 46%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#3C4C8E
2#35447F
3#2E3B6F
4#28335F
5#212A4F
6#1A223F
7#14192F
8#0D1120
9#070810
Tints
Lighter variations
1#4B5FB2
2#5E71BC
3#7282C4
4#8694CC
5#9AA6D5
6#AEB8DD
7#C3CAE6
8#D7DBEE
9#EBEDF7
Tones
Muted variations
1#47579A
2#4B5A95
3#505D90
4#55608C
5#596287
6#5E6583
7#62687E
8#676B79
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 | D0D6 #D0D6EB | Secondary backgroundsInput backgroundsDividers |
| 300 | ACB6 #ACB6DC | BordersInactive statesPlaceholder text |
| 400 | 8190 #8190CA | Disabled statesSecondary iconsMuted text |
| 500 | 5D70 #5D70BB | Primary brand colorCTAsActive elementsLinks |
| 600 | 4255 #42559E | Hover statesFocus ringsPrimary buttons hover |
| 700 | 3543 #35437E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 2630 #26305A | Text on light backgroundsHeadingsStrong borders |
| 900 | 181F #181F3A | 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: #D0D6EB;
--steel-blue-300: #ACB6DC;
--steel-blue-400: #8190CA;
--steel-blue-500: #5D70BB;
--steel-blue-600: #42559E;
--steel-blue-700: #35437E;
--steel-blue-800: #26305A;
--steel-blue-900: #181F3A;
--steel-blue-950: #0F1324;
}