Steel Blue
#399EA7
CyanColor Codes
All color formats for development
HEX
#399EA7RGB
rgb(57, 158, 167)HSL
hsl(185, 49%, 44%)OKLCH
oklch(0.645 0.092 203.5)CMYK
cmyk(66%, 5%, 0%, 35%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#338E96
2#2E7E86
3#286F75
4#225F64
5#1D4F54
6#173F43
7#112F32
8#0B2021
9#061011
Tints
Lighter variations
1#41B2BC
2#55BBC5
3#6AC4CC
4#7FCCD3
5#95D5DB
6#AADDE2
7#BFE6E9
8#D4EEF0
9#EAF7F8
Tones
Muted variations
1#3F99A2
2#44959C
3#4A9097
4#4F8C91
5#55878C
6#5A8386
7#607E81
8#65797B
9#6B7576
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F4FA #F4FAFB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E4F4 #E4F4F6 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CEEB #CEEBEE | Secondary backgroundsInput backgroundsDividers |
| 300 | A8DC #A8DCE1 | BordersInactive statesPlaceholder text |
| 400 | 7ACA #7ACAD1 | Disabled statesSecondary iconsMuted text |
| 500 | 54BB #54BBC4 | Primary brand colorCTAsActive elementsLinks |
| 600 | 399E #399EA7 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 2E7E #2E7E85 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 215A #215A5F | Text on light backgroundsHeadingsStrong borders |
| 900 | 1539 #15393D | Primary textHigh emphasis contentDark headings |
| 950 | 0D24 #0D2426 | 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: #CEEBEE;
--steel-blue-300: #A8DCE1;
--steel-blue-400: #7ACAD1;
--steel-blue-500: #54BBC4;
--steel-blue-600: #399EA7;
--steel-blue-700: #2E7E85;
--steel-blue-800: #215A5F;
--steel-blue-900: #15393D;
--steel-blue-950: #0D2426;
}