Steel Blue
#3D99DB
BlueColor Codes
All color formats for development
HEX
#3D99DBRGB
rgb(61, 153, 219)HSL
hsl(205, 69%, 55%)OKLCH
oklch(0.658 0.131 243.6)CMYK
cmyk(72%, 30%, 0%, 14%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#278DD5
2#237DBE
3#1E6DA6
4#1A5E8E
5#164E77
6#113F5F
7#0D2F47
8#091F2F
9#041018
Tints
Lighter variations
1#50A4DF
2#64AEE3
3#77B8E6
4#8BC2EA
5#9ECCED
6#B1D6F1
7#C5E1F4
8#D8EBF8
9#ECF5FB
Tones
Muted variations
1#4598D4
2#4D97CC
3#5595C4
4#5D94BC
5#6593B4
6#6D92AC
7#7490A4
8#7C8F9C
9#848E94
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F8 #F2F8FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1EF #E1EFF9 | Light backgroundsTable row hoverSkeleton loading |
| 200 | C7E2 #C7E2F5 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9CCB #9CCBED | BordersInactive statesPlaceholder text |
| 400 | 68B0 #68B0E3 | Disabled statesSecondary iconsMuted text |
| 500 | 3D99 #3D99DB | Primary brand colorCTAsActive elementsLinks |
| 600 | 237D #237DBE | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1C64 #1C6497 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1447 #14476C | Text on light backgroundsHeadingsStrong borders |
| 900 | 0D2D #0D2D45 | Primary textHigh emphasis contentDark headings |
| 950 | 081C #081C2B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--steel-blue-50: #F2F8FD;
--steel-blue-100: #E1EFF9;
--steel-blue-200: #C7E2F5;
--steel-blue-300: #9CCBED;
--steel-blue-400: #68B0E3;
--steel-blue-500: #3D99DB;
--steel-blue-600: #237DBE;
--steel-blue-700: #1C6497;
--steel-blue-800: #14476C;
--steel-blue-900: #0D2D45;
--steel-blue-950: #081C2B;
}