Steel Blue

#318BAF

Blue

Color Codes

All color formats for development

HEX
#318BAF
RGB
rgb(49, 139, 175)
HSL
hsl(197, 56%, 44%)
OKLCH
oklch(0.599 0.099 228.7)
CMYK
cmyk(72%, 21%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

3.86:1

AA AAA

On Black Background

5.44:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F9
100
#E3F1
200
#CBE6
300
#A4D3
400
#74BB
500
#4CA8
600
#318B
700
#276F
800
#1C4F
900
#1233
950
#0B20

Shades

Darker variations

1#2C7D9E
2#27708C
3#23627B
4#1E5469
5#194658
6#143846
7#0F2A35
8#0A1C23
9#050E12

Tints

Lighter variations

1#389DC5
2#4DA8CD
3#63B3D3
4#79BED9
5#90C9E0
6#A6D4E6
7#BCDFEC
8#D2E9F2
9#E9F4F9

Tones

Muted variations

1#3889A9
2#3E86A2
3#44839C
4#4B8196
5#517E90
6#577B89
7#5D7883
8#64767D
9#6A7376

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F9
#F3F9FC
BackgroundsSubtle highlightsCard backgrounds
100
E3F1
#E3F1F7
Light backgroundsTable row hoverSkeleton loading
200
CBE6
#CBE6F0
Secondary backgroundsInput backgroundsDividers
300
A4D3
#A4D3E5
BordersInactive statesPlaceholder text
400
74BB
#74BBD8
Disabled statesSecondary iconsMuted text
500
4CA8
#4CA8CD
Primary brand colorCTAsActive elementsLinks
600
318B
#318BAF
Hover statesFocus ringsPrimary buttons hover
700
276F
#276F8B
Active/pressed statesDark mode accentsSecondary text
800
1C4F
#1C4F63
Text on light backgroundsHeadingsStrong borders
900
1233
#123340
Primary textHigh emphasis contentDark headings
950
0B20
#0B2028
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F3F9FC;
  --steel-blue-100: #E3F1F7;
  --steel-blue-200: #CBE6F0;
  --steel-blue-300: #A4D3E5;
  --steel-blue-400: #74BBD8;
  --steel-blue-500: #4CA8CD;
  --steel-blue-600: #318BAF;
  --steel-blue-700: #276F8B;
  --steel-blue-800: #1C4F63;
  --steel-blue-900: #123340;
  --steel-blue-950: #0B2028;
}
Generate More ShadesCreate PaletteConvert Color