Steel Blue
#42759E
BlueColor Codes
All color formats for development
HEX
#42759ERGB
rgb(66, 117, 158)HSL
hsl(207, 41%, 44%)OKLCH
oklch(0.545 0.085 244.5)CMYK
cmyk(58%, 26%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#3C698E
2#355D7F
3#2E526F
4#28465F
5#213A4F
6#1A2F3F
7#14232F
8#0D1720
9#070C10
Tints
Lighter variations
1#4B84B2
2#5E91BC
3#729FC4
4#86ADCC
5#9ABBD5
6#AEC8DD
7#C3D6E6
8#D7E4EE
9#EBF1F7
Tones
Muted variations
1#47749A
2#4B7495
3#507390
4#55738C
5#597387
6#5E7283
7#62727E
8#677179
9#6C7175
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F4F8 #F4F8FA | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E6EE #E6EEF4 | Light backgroundsTable row hoverSkeleton loading |
| 200 | D0DF #D0DFEB | Secondary backgroundsInput backgroundsDividers |
| 300 | ACC7 #ACC7DC | BordersInactive statesPlaceholder text |
| 400 | 81A9 #81A9CA | Disabled statesSecondary iconsMuted text |
| 500 | 5D91 #5D91BB | Primary brand colorCTAsActive elementsLinks |
| 600 | 4275 #42759E | Hover statesFocus ringsPrimary buttons hover |
| 700 | 355D #355D7E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 2642 #26425A | Text on light backgroundsHeadingsStrong borders |
| 900 | 182A #182A3A | Primary textHigh emphasis contentDark headings |
| 950 | 0F1B #0F1B24 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--steel-blue-50: #F4F8FA;
--steel-blue-100: #E6EEF4;
--steel-blue-200: #D0DFEB;
--steel-blue-300: #ACC7DC;
--steel-blue-400: #81A9CA;
--steel-blue-500: #5D91BB;
--steel-blue-600: #42759E;
--steel-blue-700: #355D7E;
--steel-blue-800: #26425A;
--steel-blue-900: #182A3A;
--steel-blue-950: #0F1B24;
}