Charcoal
#283E57
BlueColor Codes
All color formats for development
HEX
#283E57RGB
rgb(40, 62, 87)HSL
hsl(212, 37%, 25%)OKLCH
oklch(0.357 0.052 252.4)CMYK
cmyk(54%, 29%, 0%, 66%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#24384F
2#203246
3#1C2C3D
4#182534
5#141F2C
6#101923
7#0C131A
8#080C11
9#040609
Tints
Lighter variations
1#345172
2#40638C
3#4C76A6
4#6289B7
5#7C9DC3
6#96B1CF
7#B0C4DB
8#CBD8E7
9#E5EBF3
Tones
Muted variations
1#2B3E55
2#2D3E53
3#2F3F50
4#323F4E
5#343F4C
6#363F49
7#393F47
8#3B3F44
9#3D4042
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F5F7 #F5F7FA | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E7ED #E7EDF4 | Light backgroundsTable row hoverSkeleton loading |
| 200 | D2DD #D2DDEA | Secondary backgroundsInput backgroundsDividers |
| 300 | AFC3 #AFC3DA | BordersInactive statesPlaceholder text |
| 400 | 85A4 #85A4C7 | Disabled statesSecondary iconsMuted text |
| 500 | 6289 #6289B7 | Primary brand colorCTAsActive elementsLinks |
| 600 | 476D #476D9A | Hover statesFocus ringsPrimary buttons hover |
| 700 | 3857 #38577A | Active/pressed statesDark mode accentsSecondary text |
| 800 | 283E #283E57 | Text on light backgroundsHeadingsStrong borders |
| 900 | 1A28 #1A2838 | Primary textHigh emphasis contentDark headings |
| 950 | 1019 #101923 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--charcoal-50: #F5F7FA;
--charcoal-100: #E7EDF4;
--charcoal-200: #D2DDEA;
--charcoal-300: #AFC3DA;
--charcoal-400: #85A4C7;
--charcoal-500: #6289B7;
--charcoal-600: #476D9A;
--charcoal-700: #38577A;
--charcoal-800: #283E57;
--charcoal-900: #1A2838;
--charcoal-950: #101923;
}