Steel Blue

#3F78A2

Blue

Color Codes

All color formats for development

HEX
#3F78A2
RGB
rgb(63, 120, 162)
HSL
hsl(205, 44%, 44%)
OKLCH
oklch(0.552 0.089 242.6)
CMYK
cmyk(61%, 26%, 0%, 36%)

Accessibility

WCAG contrast compliance

On White Background

4.75:1

AA AAA

On Black Background

4.42:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F8
100
#E5EE
200
#CFE0
300
#ABC9
400
#7EAC
500
#5A95
600
#3F78
700
#3260
800
#2444
900
#172C
950
#0E1B

Shades

Darker variations

1#396C91
2#326081
3#2C5471
4#264861
5#1F3C51
6#193041
7#132430
8#0D1820
9#060C10

Tints

Lighter variations

1#4788B6
2#5A95BF
3#6FA2C7
4#84B0CF
5#98BDD7
6#ADCADF
7#C1D7E7
8#D6E5EF
9#EAF2F7

Tones

Muted variations

1#44789D
2#497798
3#4E7693
4#53758E
5#587489
6#5C7384
7#61737F
8#66727A
9#6B7175

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F8
#F4F8FB
BackgroundsSubtle highlightsCard backgrounds
100
E5EE
#E5EEF5
Light backgroundsTable row hoverSkeleton loading
200
CFE0
#CFE0EC
Secondary backgroundsInput backgroundsDividers
300
ABC9
#ABC9DE
BordersInactive statesPlaceholder text
400
7EAC
#7EACCD
Disabled statesSecondary iconsMuted text
500
5A95
#5A95BF
Primary brand colorCTAsActive elementsLinks
600
3F78
#3F78A2
Hover statesFocus ringsPrimary buttons hover
700
3260
#326081
Active/pressed statesDark mode accentsSecondary text
800
2444
#24445C
Text on light backgroundsHeadingsStrong borders
900
172C
#172C3B
Primary textHigh emphasis contentDark headings
950
0E1B
#0E1B25
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F8FB;
  --steel-blue-100: #E5EEF5;
  --steel-blue-200: #CFE0EC;
  --steel-blue-300: #ABC9DE;
  --steel-blue-400: #7EACCD;
  --steel-blue-500: #5A95BF;
  --steel-blue-600: #3F78A2;
  --steel-blue-700: #326081;
  --steel-blue-800: #24445C;
  --steel-blue-900: #172C3B;
  --steel-blue-950: #0E1B25;
}
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