Steel Blue
#3688AB
BlueColor Codes
All color formats for development
HEX
#3688ABRGB
rgb(54, 136, 171)HSL
hsl(198, 52%, 44%)OKLCH
oklch(0.592 0.095 229.7)CMYK
cmyk(68%, 20%, 0%, 33%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#307A99
2#2B6C88
3#265F77
4#205166
5#1B4455
6#163644
7#102933
8#0B1B22
9#050E11
Tints
Lighter variations
1#3D99C0
2#51A5C8
3#67B0CF
4#7DBBD6
5#92C6DD
6#A8D2E4
7#BEDDEA
8#D4E8F1
9#E9F4F8
Tones
Muted variations
1#3C85A5
2#42839F
3#478199
4#4D7E93
5#537C8D
6#597A88
7#5F7782
8#65757C
9#6A7376
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F3F9 #F3F9FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4F1 #E4F1F6 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CDE5 #CDE5EF | Secondary backgroundsInput backgroundsDividers |
| 300 | A6D1 #A6D1E3 | BordersInactive statesPlaceholder text |
| 400 | 77B8 #77B8D4 | Disabled statesSecondary iconsMuted text |
| 500 | 51A4 #51A4C8 | Primary brand colorCTAsActive elementsLinks |
| 600 | 3688 #3688AB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2B6C #2B6C88 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1F4D #1F4D61 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1431 #14313E | Primary textHigh emphasis contentDark headings |
| 950 | 0C1F #0C1F27 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--steel-blue-50: #F3F9FB;
--steel-blue-100: #E4F1F6;
--steel-blue-200: #CDE5EF;
--steel-blue-300: #A6D1E3;
--steel-blue-400: #77B8D4;
--steel-blue-500: #51A4C8;
--steel-blue-600: #3688AB;
--steel-blue-700: #2B6C88;
--steel-blue-800: #1F4D61;
--steel-blue-900: #14313E;
--steel-blue-950: #0C1F27;
}