Steel Blue

#399AA7

Cyan

Color Codes

All color formats for development

HEX
#399AA7
RGB
rgb(57, 154, 167)
HSL
hsl(187, 49%, 44%)
OKLCH
oklch(0.635 0.091 207.6)
CMYK
cmyk(66%, 8%, 0%, 35%)

Accessibility

WCAG contrast compliance

On White Background

3.30:1

AA AAA

On Black Background

6.35:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4FA
100
#E4F4
200
#CEEA
300
#A8DA
400
#7AC7
500
#54B7
600
#399A
700
#2E7B
800
#2158
900
#1538
950
#0D23

Shades

Darker variations

1#338B96
2#2E7B86
3#286C75
4#225D64
5#1D4D54
6#173E43
7#112E32
8#0B1F21
9#060F11

Tints

Lighter variations

1#41AEBC
2#55B8C5
3#6AC1CC
4#7FCAD3
5#95D2DB
6#AADBE2
7#BFE4E9
8#D4EDF0
9#EAF6F8

Tones

Muted variations

1#3F96A2
2#44929C
3#4A8E97
4#4F8991
5#55858C
6#5A8186
7#607D81
8#65797B
9#6B7476

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4FA
#F4FAFB
BackgroundsSubtle highlightsCard backgrounds
100
E4F4
#E4F4F6
Light backgroundsTable row hoverSkeleton loading
200
CEEA
#CEEAEE
Secondary backgroundsInput backgroundsDividers
300
A8DA
#A8DAE1
BordersInactive statesPlaceholder text
400
7AC7
#7AC7D1
Disabled statesSecondary iconsMuted text
500
54B7
#54B7C4
Primary brand colorCTAsActive elementsLinks
600
399A
#399AA7
Hover statesFocus ringsPrimary buttons hover
700
2E7B
#2E7B85
Active/pressed statesDark mode accentsSecondary text
800
2158
#21585F
Text on light backgroundsHeadingsStrong borders
900
1538
#15383D
Primary textHigh emphasis contentDark headings
950
0D23
#0D2326
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --steel-blue-50: #F4FAFB;
  --steel-blue-100: #E4F4F6;
  --steel-blue-200: #CEEAEE;
  --steel-blue-300: #A8DAE1;
  --steel-blue-400: #7AC7D1;
  --steel-blue-500: #54B7C4;
  --steel-blue-600: #399AA7;
  --steel-blue-700: #2E7B85;
  --steel-blue-800: #21585F;
  --steel-blue-900: #15383D;
  --steel-blue-950: #0D2326;
}
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