Steel Blue

#3972A7

Blue

Color Codes

All color formats for development

HEX
#3972A7
RGB
rgb(57, 114, 167)
HSL
hsl(209, 49%, 44%)
OKLCH
oklch(0.538 0.103 248.8)
CMYK
cmyk(66%, 32%, 0%, 35%)

Accessibility

WCAG contrast compliance

On White Background

5.07:1

AA AAA

On Black Background

4.14:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F7
100
#E4ED
200
#CEDE
300
#A8C5
400
#7AA7
500
#548E
600
#3972
700
#2E5B
800
#2141
900
#1529
950
#0D1A

Shades

Darker variations

1#336796
2#2E5B86
3#285075
4#224464
5#1D3954
6#172E43
7#112232
8#0B1721
9#060B11

Tints

Lighter variations

1#4181BC
2#558FC5
3#6A9DCC
4#7FABD3
5#95B9DB
6#AAC7E2
7#BFD5E9
8#D4E3F0
9#EAF1F8

Tones

Muted variations

1#3F72A2
2#44729C
3#4A7197
4#4F7191
5#55718C
6#5A7186
7#607181
8#65717B
9#6B7076

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F7
#F4F7FB
BackgroundsSubtle highlightsCard backgrounds
100
E4ED
#E4EDF6
Light backgroundsTable row hoverSkeleton loading
200
CEDE
#CEDEEE
Secondary backgroundsInput backgroundsDividers
300
A8C5
#A8C5E1
BordersInactive statesPlaceholder text
400
7AA7
#7AA7D1
Disabled statesSecondary iconsMuted text
500
548E
#548EC4
Primary brand colorCTAsActive elementsLinks
600
3972
#3972A7
Hover statesFocus ringsPrimary buttons hover
700
2E5B
#2E5B85
Active/pressed statesDark mode accentsSecondary text
800
2141
#21415F
Text on light backgroundsHeadingsStrong borders
900
1529
#15293D
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: #F4F7FB;
  --steel-blue-100: #E4EDF6;
  --steel-blue-200: #CEDEEE;
  --steel-blue-300: #A8C5E1;
  --steel-blue-400: #7AA7D1;
  --steel-blue-500: #548EC4;
  --steel-blue-600: #3972A7;
  --steel-blue-700: #2E5B85;
  --steel-blue-800: #21415F;
  --steel-blue-900: #15293D;
  --steel-blue-950: #0D1A26;
}
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