Steel Blue

#3974A7

Blue

Color Codes

All color formats for development

HEX
#3974A7
RGB
rgb(57, 116, 167)
HSL
hsl(208, 49%, 44%)
OKLCH
oklch(0.543 0.101 247.1)
CMYK
cmyk(66%, 31%, 0%, 35%)

Accessibility

WCAG contrast compliance

On White Background

4.96:1

AA AAA

On Black Background

4.23:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F8
100
#E4EE
200
#CEDF
300
#A8C6
400
#7AA9
500
#5490
600
#3974
700
#2E5C
800
#2142
900
#152A
950
#0D1A

Shades

Darker variations

1#336896
2#2E5D86
3#285175
4#224664
5#1D3A54
6#172E43
7#112332
8#0B1721
9#060C11

Tints

Lighter variations

1#4183BC
2#5590C5
3#6A9ECC
4#7FACD3
5#95BADB
6#AAC8E2
7#BFD6E9
8#D4E3F0
9#EAF1F8

Tones

Muted variations

1#3F73A2
2#44739C
3#4A7397
4#4F7291
5#55728C
6#5A7286
7#607181
8#65717B
9#6B7176

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F8
#F4F8FB
BackgroundsSubtle highlightsCard backgrounds
100
E4EE
#E4EEF6
Light backgroundsTable row hoverSkeleton loading
200
CEDF
#CEDFEE
Secondary backgroundsInput backgroundsDividers
300
A8C6
#A8C6E1
BordersInactive statesPlaceholder text
400
7AA9
#7AA9D1
Disabled statesSecondary iconsMuted text
500
5490
#5490C4
Primary brand colorCTAsActive elementsLinks
600
3974
#3974A7
Hover statesFocus ringsPrimary buttons hover
700
2E5C
#2E5C85
Active/pressed statesDark mode accentsSecondary text
800
2142
#21425F
Text on light backgroundsHeadingsStrong borders
900
152A
#152A3D
Primary textHigh emphasis contentDark headings
950
0D1A
#0D1A26
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F8FB;
  --steel-blue-100: #E4EEF6;
  --steel-blue-200: #CEDFEE;
  --steel-blue-300: #A8C6E1;
  --steel-blue-400: #7AA9D1;
  --steel-blue-500: #5490C4;
  --steel-blue-600: #3974A7;
  --steel-blue-700: #2E5C85;
  --steel-blue-800: #21425F;
  --steel-blue-900: #152A3D;
  --steel-blue-950: #0D1A26;
}
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