Steel Blue

#405FA0

Blue

Color Codes

All color formats for development

HEX
#405FA0
RGB
rgb(64, 95, 160)
HSL
hsl(221, 43%, 44%)
OKLCH
oklch(0.494 0.111 263.6)
CMYK
cmyk(60%, 41%, 0%, 37%)

Accessibility

WCAG contrast compliance

On White Background

6.25:1

AA AAA

On Black Background

3.36:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F6
100
#E5EA
200
#D0D9
300
#ABBB
400
#7F98
500
#5B7A
600
#405F
700
#334B
800
#2436
900
#1722
950
#0F15

Shades

Darker variations

1#3A5590
2#334C80
3#2D4270
4#263960
5#202F50
6#1A2640
7#131C30
8#0D1320
9#060910

Tints

Lighter variations

1#486BB5
2#5C7BBE
3#708BC6
4#849CCE
5#99ACD6
6#ADBDDE
7#C2CDE7
8#D6DEEF
9#EBEEF7

Tones

Muted variations

1#45609C
2#4A6297
3#4E6492
4#53668D
5#586788
6#5D6983
7#626B7F
8#676D7A
9#6B6E75

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F6
#F4F6FB
BackgroundsSubtle highlightsCard backgrounds
100
E5EA
#E5EAF5
Light backgroundsTable row hoverSkeleton loading
200
D0D9
#D0D9EC
Secondary backgroundsInput backgroundsDividers
300
ABBB
#ABBBDE
BordersInactive statesPlaceholder text
400
7F98
#7F98CC
Disabled statesSecondary iconsMuted text
500
5B7A
#5B7ABE
Primary brand colorCTAsActive elementsLinks
600
405F
#405FA0
Hover statesFocus ringsPrimary buttons hover
700
334B
#334B80
Active/pressed statesDark mode accentsSecondary text
800
2436
#24365B
Text on light backgroundsHeadingsStrong borders
900
1722
#17223A
Primary textHigh emphasis contentDark headings
950
0F15
#0F1524
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F6FB;
  --steel-blue-100: #E5EAF5;
  --steel-blue-200: #D0D9EC;
  --steel-blue-300: #ABBBDE;
  --steel-blue-400: #7F98CC;
  --steel-blue-500: #5B7ABE;
  --steel-blue-600: #405FA0;
  --steel-blue-700: #334B80;
  --steel-blue-800: #24365B;
  --steel-blue-900: #17223A;
  --steel-blue-950: #0F1524;
}
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