Charcoal

#172B3A

Blue

Color Codes

All color formats for development

HEX
#172B3A
RGB
rgb(23, 43, 58)
HSL
hsl(206, 43%, 16%)
OKLCH
oklch(0.28 0.038 242.3)
CMYK
cmyk(60%, 26%, 0%, 77%)

Accessibility

WCAG contrast compliance

On White Background

14.55:1

AA AAA

On Black Background

1.44:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F8
100
#E5EE
200
#D0E0
300
#ABC8
400
#7FAB
500
#5B93
600
#4077
700
#335E
800
#2443
900
#172B
950
#0F1B

Shades

Darker variations

1#152735
2#13232F
3#101E29
4#0E1A23
5#0C161D
6#091117
7#070D12
8#05090C
9#020406

Tints

Lighter variations

1#234259
2#305878
3#3C6F96
4#4886B5
5#669AC2
6#84AECE
7#A3C2DA
8#C2D7E7
9#E0EBF3

Tones

Muted variations

1#192B39
2#1B2B37
3#1D2A35
4#1E2A33
5#202A32
6#222A30
7#242A2E
8#25292C
9#27292B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F8
#F4F8FB
BackgroundsSubtle highlightsCard backgrounds
100
E5EE
#E5EEF5
Light backgroundsTable row hoverSkeleton loading
200
D0E0
#D0E0EC
Secondary backgroundsInput backgroundsDividers
300
ABC8
#ABC8DE
BordersInactive statesPlaceholder text
400
7FAB
#7FABCC
Disabled statesSecondary iconsMuted text
500
5B93
#5B93BE
Primary brand colorCTAsActive elementsLinks
600
4077
#4077A0
Hover statesFocus ringsPrimary buttons hover
700
335E
#335E80
Active/pressed statesDark mode accentsSecondary text
800
2443
#24435B
Text on light backgroundsHeadingsStrong borders
900
172B
#172B3A
Primary textHigh emphasis contentDark headings
950
0F1B
#0F1B24
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F8FB;
  --charcoal-100: #E5EEF5;
  --charcoal-200: #D0E0EC;
  --charcoal-300: #ABC8DE;
  --charcoal-400: #7FABCC;
  --charcoal-500: #5B93BE;
  --charcoal-600: #4077A0;
  --charcoal-700: #335E80;
  --charcoal-800: #24435B;
  --charcoal-900: #172B3A;
  --charcoal-950: #0F1B24;
}
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