Steel Blue
#3781A9
BlueColor Codes
All color formats for development
HEX
#3781A9RGB
rgb(55, 129, 169)HSL
hsl(201, 51%, 44%)OKLCH
oklch(0.574 0.095 235.5)CMYK
cmyk(67%, 24%, 0%, 34%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#317498
2#2C6788
3#265B77
4#214E66
5#1B4155
6#163444
7#102733
8#0B1A22
9#050D11
Tints
Lighter variations
1#3E92BF
2#529EC7
3#68AACE
4#7EB6D5
5#93C3DC
6#A9CFE3
7#BEDBEA
8#D4E7F1
9#E9F3F8
Tones
Muted variations
1#3D80A4
2#427E9E
3#487C98
4#4E7A93
5#54798D
6#597787
7#5F7581
8#65747C
9#6A7276
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F9 #F3F9FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4F0 #E4F0F6 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CDE3 #CDE3EF | Secondary backgroundsInput backgroundsDividers |
| 300 | A6CD #A6CDE2 | BordersInactive statesPlaceholder text |
| 400 | 78B3 #78B3D3 | Disabled statesSecondary iconsMuted text |
| 500 | 529E #529EC7 | Primary brand colorCTAsActive elementsLinks |
| 600 | 3781 #3781A9 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2C67 #2C6787 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1F4A #1F4A60 | Text on light backgroundsHeadingsStrong borders |
| 900 | 142F #142F3E | Primary textHigh emphasis contentDark headings |
| 950 | 0C1D #0C1D27 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--steel-blue-50: #F3F9FB;
--steel-blue-100: #E4F0F6;
--steel-blue-200: #CDE3EF;
--steel-blue-300: #A6CDE2;
--steel-blue-400: #78B3D3;
--steel-blue-500: #529EC7;
--steel-blue-600: #3781A9;
--steel-blue-700: #2C6787;
--steel-blue-800: #1F4A60;
--steel-blue-900: #142F3E;
--steel-blue-950: #0C1D27;
}