Royal Blue
#3F8CD9
BlueColor Codes
All color formats for development
HEX
#3F8CD9RGB
rgb(63, 140, 217)HSL
hsl(210, 67%, 55%)OKLCH
oklch(0.628 0.139 251)CMYK
cmyk(71%, 35%, 0%, 15%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#2A7ED3
2#2570BB
3#2062A4
4#1C548D
5#174675
6#13385E
7#0E2A46
8#091C2F
9#050E17
Tints
Lighter variations
1#5398DD
2#66A3E1
3#79AFE4
4#8CBAE8
5#9FC6EC
6#B2D1F0
7#C6DDF4
8#D9E8F7
9#ECF4FB
Tones
Muted variations
1#478CD1
2#4F8CCA
3#568CC2
4#5E8CBA
5#668CB3
6#6D8CAB
7#758CA3
8#7D8C9C
9#858C94
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F7 #F2F7FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1ED #E1EDF9 | Light backgroundsTable row hoverSkeleton loading |
| 200 | C8DE #C8DEF4 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9DC4 #9DC4EC | BordersInactive statesPlaceholder text |
| 400 | 6AA6 #6AA6E2 | Disabled statesSecondary iconsMuted text |
| 500 | 3F8C #3F8CD9 | Primary brand colorCTAsActive elementsLinks |
| 600 | 2570 #2570BB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1D59 #1D5995 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1540 #15406A | Text on light backgroundsHeadingsStrong borders |
| 900 | 0D29 #0D2944 | Primary textHigh emphasis contentDark headings |
| 950 | 081A #081A2B | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--royal-blue-50: #F2F7FC;
--royal-blue-100: #E1EDF9;
--royal-blue-200: #C8DEF4;
--royal-blue-300: #9DC4EC;
--royal-blue-400: #6AA6E2;
--royal-blue-500: #3F8CD9;
--royal-blue-600: #2570BB;
--royal-blue-700: #1D5995;
--royal-blue-800: #15406A;
--royal-blue-900: #0D2944;
--royal-blue-950: #081A2B;
}