Steel Blue

#3F75A2

Blue

Color Codes

All color formats for development

HEX
#3F75A2
RGB
rgb(63, 117, 162)
HSL
hsl(207, 44%, 44%)
OKLCH
oklch(0.545 0.091 245.7)
CMYK
cmyk(61%, 28%, 0%, 36%)

Accessibility

WCAG contrast compliance

On White Background

4.91:1

AA AAA

On Black Background

4.28:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F8
100
#E5EE
200
#CFDF
300
#ABC7
400
#7EAA
500
#5A91
600
#3F75
700
#325D
800
#2443
900
#172B
950
#0E1B

Shades

Darker variations

1#396991
2#325E81
3#2C5271
4#264661
5#1F3B51
6#192F41
7#132330
8#0D1720
9#060C10

Tints

Lighter variations

1#4784B6
2#5A92BF
3#6F9FC7
4#84ADCF
5#98BBD7
6#ADC8DF
7#C1D6E7
8#D6E4EF
9#EAF1F7

Tones

Muted variations

1#44759D
2#497498
3#4E7493
4#53738E
5#587389
6#5C7284
7#61727F
8#66717A
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
CFDF
#CFDFEC
Secondary backgroundsInput backgroundsDividers
300
ABC7
#ABC7DE
BordersInactive statesPlaceholder text
400
7EAA
#7EAACD
Disabled statesSecondary iconsMuted text
500
5A91
#5A91BF
Primary brand colorCTAsActive elementsLinks
600
3F75
#3F75A2
Hover statesFocus ringsPrimary buttons hover
700
325D
#325D81
Active/pressed statesDark mode accentsSecondary text
800
2443
#24435C
Text on light backgroundsHeadingsStrong borders
900
172B
#172B3B
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: #CFDFEC;
  --steel-blue-300: #ABC7DE;
  --steel-blue-400: #7EAACD;
  --steel-blue-500: #5A91BF;
  --steel-blue-600: #3F75A2;
  --steel-blue-700: #325D81;
  --steel-blue-800: #24435C;
  --steel-blue-900: #172B3B;
  --steel-blue-950: #0E1B25;
}
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