Steel Blue

#315DAF

Blue

Color Codes

All color formats for development

HEX
#315DAF
RGB
rgb(49, 93, 175)
HSL
hsl(219, 56%, 44%)
OKLCH
oklch(0.492 0.14 261.5)
CMYK
cmyk(72%, 47%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

6.33:1

AA AAA

On Black Background

3.32:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F6
100
#E3EA
200
#CBD8
300
#A4BA
400
#7497
500
#4C79
600
#315D
700
#274A
800
#1C35
900
#1222
950
#0B15

Shades

Darker variations

1#2C549E
2#274B8C
3#23417B
4#1E3869
5#192F58
6#142546
7#0F1C35
8#0A1323
9#050912

Tints

Lighter variations

1#3869C5
2#4D7ACD
3#638AD3
4#799BD9
5#90ACE0
6#A6BCE6
7#BCCDEC
8#D2DEF2
9#E9EEF9

Tones

Muted variations

1#385FA9
2#3E61A2
3#44639C
4#4B6596
5#516790
6#576989
7#5D6B83
8#646C7D
9#6A6E76

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F6
#F3F6FC
BackgroundsSubtle highlightsCard backgrounds
100
E3EA
#E3EAF7
Light backgroundsTable row hoverSkeleton loading
200
CBD8
#CBD8F0
Secondary backgroundsInput backgroundsDividers
300
A4BA
#A4BAE5
BordersInactive statesPlaceholder text
400
7497
#7497D8
Disabled statesSecondary iconsMuted text
500
4C79
#4C79CD
Primary brand colorCTAsActive elementsLinks
600
315D
#315DAF
Hover statesFocus ringsPrimary buttons hover
700
274A
#274A8B
Active/pressed statesDark mode accentsSecondary text
800
1C35
#1C3563
Text on light backgroundsHeadingsStrong borders
900
1222
#122240
Primary textHigh emphasis contentDark headings
950
0B15
#0B1528
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F3F6FC;
  --steel-blue-100: #E3EAF7;
  --steel-blue-200: #CBD8F0;
  --steel-blue-300: #A4BAE5;
  --steel-blue-400: #7497D8;
  --steel-blue-500: #4C79CD;
  --steel-blue-600: #315DAF;
  --steel-blue-700: #274A8B;
  --steel-blue-800: #1C3563;
  --steel-blue-900: #122240;
  --steel-blue-950: #0B1528;
}
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