Royal Blue

#4D66CB

Blue

Color Codes

All color formats for development

HEX
#4D66CB
RGB
rgb(77, 102, 203)
HSL
hsl(228, 55%, 55%)
OKLCH
oklch(0.544 0.159 270)
CMYK
cmyk(62%, 50%, 0%, 20%)

Accessibility

WCAG contrast compliance

On White Background

5.15:1

AA AAA

On Black Background

4.08:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F5
100
#E3E7
200
#CCD3
300
#A4B1
400
#7588
500
#4D66
600
#324B
700
#283C
800
#1D2B
900
#121B
950
#0B11

Shades

Darker variations

1#3955C4
2#324BAE
3#2C4298
4#263882
5#202F6D
6#192657
7#131C41
8#0D132B
9#060916

Tints

Lighter variations

1#5F76D1
2#7185D6
3#8294DB
4#94A3E0
5#A6B3E5
6#B8C2EA
7#CAD1F0
8#DBE0F5
9#EDF0FA

Tones

Muted variations

1#536AC5
2#5A6EBF
3#6072B8
4#6676B2
5#6D79AC
6#737DA5
7#79819F
8#808599
9#868893

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F5
#F3F5FC
BackgroundsSubtle highlightsCard backgrounds
100
E3E7
#E3E7F7
Light backgroundsTable row hoverSkeleton loading
200
CCD3
#CCD3F0
Secondary backgroundsInput backgroundsDividers
300
A4B1
#A4B1E5
BordersInactive statesPlaceholder text
400
7588
#7588D7
Disabled statesSecondary iconsMuted text
500
4D66
#4D66CB
Primary brand colorCTAsActive elementsLinks
600
324B
#324BAE
Hover statesFocus ringsPrimary buttons hover
700
283C
#283C8A
Active/pressed statesDark mode accentsSecondary text
800
1D2B
#1D2B63
Text on light backgroundsHeadingsStrong borders
900
121B
#121B3F
Primary textHigh emphasis contentDark headings
950
0B11
#0B1128
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --royal-blue-50: #F3F5FC;
  --royal-blue-100: #E3E7F7;
  --royal-blue-200: #CCD3F0;
  --royal-blue-300: #A4B1E5;
  --royal-blue-400: #7588D7;
  --royal-blue-500: #4D66CB;
  --royal-blue-600: #324BAE;
  --royal-blue-700: #283C8A;
  --royal-blue-800: #1D2B63;
  --royal-blue-900: #121B3F;
  --royal-blue-950: #0B1128;
}
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