Steel Blue

#4F90C9

Blue

Color Codes

All color formats for development

HEX
#4F90C9
RGB
rgb(79, 144, 201)
HSL
hsl(208, 53%, 55%)
OKLCH
oklch(0.635 0.109 247)
CMYK
cmyk(61%, 28%, 0%, 21%)

Accessibility

WCAG contrast compliance

On White Background

3.41:1

AA AAA

On Black Background

6.17:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F8
100
#E4EE
200
#CCDF
300
#A5C6
400
#76A9
500
#4F90
600
#3574
700
#2A5C
800
#1E42
900
#132A
950
#0C1A

Shades

Darker variations

1#3B83C1
2#3574AC
3#2E6696
4#285781
5#21496B
6#1A3A56
7#142C40
8#0D1D2B
9#070F15

Tints

Lighter variations

1#619BCE
2#73A6D4
3#84B2D9
4#96BDDF
5#A7C8E4
6#B9D3E9
7#CADEEF
8#DCE9F4
9#EDF4FA

Tones

Muted variations

1#5690C3
2#5C8FBD
3#628FB7
4#688FB1
5#6E8EAB
6#748EA5
7#7A8D9E
8#808D98
9#868D92

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F8
#F3F8FB
BackgroundsSubtle highlightsCard backgrounds
100
E4EE
#E4EEF7
Light backgroundsTable row hoverSkeleton loading
200
CCDF
#CCDFEF
Secondary backgroundsInput backgroundsDividers
300
A5C6
#A5C6E3
BordersInactive statesPlaceholder text
400
76A9
#76A9D5
Disabled statesSecondary iconsMuted text
500
4F90
#4F90C9
Primary brand colorCTAsActive elementsLinks
600
3574
#3574AC
Hover statesFocus ringsPrimary buttons hover
700
2A5C
#2A5C89
Active/pressed statesDark mode accentsSecondary text
800
1E42
#1E4262
Text on light backgroundsHeadingsStrong borders
900
132A
#132A3E
Primary textHigh emphasis contentDark headings
950
0C1A
#0C1A27
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F3F8FB;
  --steel-blue-100: #E4EEF7;
  --steel-blue-200: #CCDFEF;
  --steel-blue-300: #A5C6E3;
  --steel-blue-400: #76A9D5;
  --steel-blue-500: #4F90C9;
  --steel-blue-600: #3574AC;
  --steel-blue-700: #2A5C89;
  --steel-blue-800: #1E4262;
  --steel-blue-900: #132A3E;
  --steel-blue-950: #0C1A27;
}
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