Charcoal

#1B5365

Blue

Color Codes

All color formats for development

HEX
#1B5365
RGB
rgb(27, 83, 101)
HSL
hsl(195, 58%, 25%)
OKLCH
oklch(0.414 0.064 223.1)
CMYK
cmyk(73%, 18%, 0%, 60%)

Accessibility

WCAG contrast compliance

On White Background

8.50:1

AA AAA

On Black Background

2.47:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3FA
100
#E3F2
200
#CBE7
300
#A2D5
400
#72C0
500
#4AAE
600
#2F91
700
#2573
800
#1B52
900
#1135
950
#0B21

Shades

Darker variations

1#184A5B
2#154251
3#133A47
4#10313C
5#0D2932
6#0B2128
7#08191E
8#051014
9#03080A

Tints

Lighter variations

1#236B83
2#2B84A1
3#339CBF
4#4AAECF
5#68BBD7
6#86C9DF
7#A4D6E7
8#C3E4EF
9#E1F1F7

Tones

Muted variations

1#1E5061
2#224F5D
3#264D5A
4#2A4B56
5#2D4952
6#31474F
7#35454B
8#384347
9#3C4243

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3FA
#F3FAFC
BackgroundsSubtle highlightsCard backgrounds
100
E3F2
#E3F2F8
Light backgroundsTable row hoverSkeleton loading
200
CBE7
#CBE7F1
Secondary backgroundsInput backgroundsDividers
300
A2D5
#A2D5E6
BordersInactive statesPlaceholder text
400
72C0
#72C0DA
Disabled statesSecondary iconsMuted text
500
4AAE
#4AAECF
Primary brand colorCTAsActive elementsLinks
600
2F91
#2F91B1
Hover statesFocus ringsPrimary buttons hover
700
2573
#25738D
Active/pressed statesDark mode accentsSecondary text
800
1B52
#1B5265
Text on light backgroundsHeadingsStrong borders
900
1135
#113540
Primary textHigh emphasis contentDark headings
950
0B21
#0B2128
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F3FAFC;
  --charcoal-100: #E3F2F8;
  --charcoal-200: #CBE7F1;
  --charcoal-300: #A2D5E6;
  --charcoal-400: #72C0DA;
  --charcoal-500: #4AAECF;
  --charcoal-600: #2F91B1;
  --charcoal-700: #25738D;
  --charcoal-800: #1B5265;
  --charcoal-900: #113540;
  --charcoal-950: #0B2128;
}
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