Steel Blue
#428A9E
CyanColor Codes
All color formats for development
HEX
#428A9ERGB
rgb(66, 138, 158)HSL
hsl(193, 41%, 44%)OKLCH
oklch(0.595 0.078 218.5)CMYK
cmyk(58%, 13%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#3C7C8E
2#356F7F
3#2E616F
4#28535F
5#21454F
6#1A373F
7#14292F
8#0D1C20
9#070E10
Tints
Lighter variations
1#4B9CB2
2#5EA7BC
3#72B2C4
4#86BDCC
5#9AC8D5
6#AED3DD
7#C3DEE6
8#D7E9EE
9#EBF4F7
Tones
Muted variations
1#47889A
2#4B8595
3#508290
4#55808C
5#597D87
6#5E7B83
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 | D0E6 #D0E6EB | Secondary backgroundsInput backgroundsDividers |
| 300 | ACD2 #ACD2DC | BordersInactive statesPlaceholder text |
| 400 | 81BA #81BACA | Disabled statesSecondary iconsMuted text |
| 500 | 5DA7 #5DA7BB | Primary brand colorCTAsActive elementsLinks |
| 600 | 428A #428A9E | Hover statesFocus ringsPrimary buttons hover |
| 700 | 356E #356E7E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 264F #264F5A | 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: #D0E6EB;
--steel-blue-300: #ACD2DC;
--steel-blue-400: #81BACA;
--steel-blue-500: #5DA7BB;
--steel-blue-600: #428A9E;
--steel-blue-700: #356E7E;
--steel-blue-800: #264F5A;
--steel-blue-900: #18323A;
--steel-blue-950: #0F1F24;
}