Steel Blue

#397DA7

Blue

Color Codes

All color formats for development

HEX
#397DA7
RGB
rgb(57, 125, 167)
HSL
hsl(203, 49%, 44%)
OKLCH
oklch(0.564 0.094 238.7)
CMYK
cmyk(66%, 25%, 0%, 35%)

Accessibility

WCAG contrast compliance

On White Background

4.50:1

AA AAA

On Black Background

4.67:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F8
100
#E4EF
200
#CEE2
300
#A8CB
400
#7AB0
500
#5499
600
#397D
700
#2E63
800
#2147
900
#152D
950
#0D1C

Shades

Darker variations

1#337196
2#2E6486
3#285875
4#224B64
5#1D3F54
6#173243
7#112632
8#0B1921
9#060D11

Tints

Lighter variations

1#418DBC
2#559AC5
3#6AA6CC
4#7FB3D3
5#95C0DB
6#AACCE2
7#BFD9E9
8#D4E6F0
9#EAF2F8

Tones

Muted variations

1#3F7CA2
2#447A9C
3#4A7997
4#4F7891
5#55778C
6#5A7586
7#607481
8#65737B
9#6B7176

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F8
#F4F8FB
BackgroundsSubtle highlightsCard backgrounds
100
E4EF
#E4EFF6
Light backgroundsTable row hoverSkeleton loading
200
CEE2
#CEE2EE
Secondary backgroundsInput backgroundsDividers
300
A8CB
#A8CBE1
BordersInactive statesPlaceholder text
400
7AB0
#7AB0D1
Disabled statesSecondary iconsMuted text
500
5499
#5499C4
Primary brand colorCTAsActive elementsLinks
600
397D
#397DA7
Hover statesFocus ringsPrimary buttons hover
700
2E63
#2E6385
Active/pressed statesDark mode accentsSecondary text
800
2147
#21475F
Text on light backgroundsHeadingsStrong borders
900
152D
#152D3D
Primary textHigh emphasis contentDark headings
950
0D1C
#0D1C26
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4F8FB;
  --steel-blue-100: #E4EFF6;
  --steel-blue-200: #CEE2EE;
  --steel-blue-300: #A8CBE1;
  --steel-blue-400: #7AB0D1;
  --steel-blue-500: #5499C4;
  --steel-blue-600: #397DA7;
  --steel-blue-700: #2E6385;
  --steel-blue-800: #21475F;
  --steel-blue-900: #152D3D;
  --steel-blue-950: #0D1C26;
}
Generate More ShadesCreate PaletteConvert Color