Steel Blue
#257FBB
BlueColor Codes
All color formats for development
HEX
#257FBBRGB
rgb(37, 127, 187)HSL
hsl(204, 67%, 44%)OKLCH
oklch(0.574 0.123 243.2)CMYK
cmyk(80%, 32%, 0%, 27%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#2173A9
2#1E6696
3#1A5983
4#164C70
5#13405E
6#0F334B
7#0B2638
8#071925
9#040D13
Tints
Lighter variations
1#2A8FD3
2#409CD9
3#58A8DE
4#70B5E3
5#88C1E7
6#A0CEEC
7#B7DAF1
8#CFE6F6
9#E7F3FA
Tones
Muted variations
1#2D7EB4
2#347CAC
3#3C7BA5
4#43799D
5#4B7896
6#52768E
7#5A7587
8#61737F
9#697278
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F8 #F2F8FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1F0 #E1F0F9 | Light backgroundsTable row hoverSkeleton loading |
| 200 | C8E2 #C8E2F4 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9DCC #9DCCEC | BordersInactive statesPlaceholder text |
| 400 | 6AB2 #6AB2E2 | Disabled statesSecondary iconsMuted text |
| 500 | 3F9C #3F9CD9 | Primary brand colorCTAsActive elementsLinks |
| 600 | 257F #257FBB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1D65 #1D6595 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1548 #15486A | Text on light backgroundsHeadingsStrong borders |
| 900 | 0D2E #0D2E44 | Primary textHigh emphasis contentDark headings |
| 950 | 081D #081D2B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--steel-blue-50: #F2F8FC;
--steel-blue-100: #E1F0F9;
--steel-blue-200: #C8E2F4;
--steel-blue-300: #9DCCEC;
--steel-blue-400: #6AB2E2;
--steel-blue-500: #3F9CD9;
--steel-blue-600: #257FBB;
--steel-blue-700: #1D6595;
--steel-blue-800: #15486A;
--steel-blue-900: #0D2E44;
--steel-blue-950: #081D2B;
}