Charcoal

#15283D

Blue

Color Codes

All color formats for development

HEX
#15283D
RGB
rgb(21, 40, 61)
HSL
hsl(212, 49%, 16%)
OKLCH
oklch(0.272 0.047 252.1)
CMYK
cmyk(66%, 34%, 0%, 76%)

Accessibility

WCAG contrast compliance

On White Background

14.97:1

AA AAA

On Black Background

1.40:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F7
100
#E4ED
200
#CEDD
300
#A8C2
400
#7AA3
500
#5489
600
#396D
700
#2E56
800
#213E
900
#1527
950
#0D19

Shades

Darker variations

1#132437
2#112031
3#0F1C2B
4#0C1824
5#0A141E
6#081018
7#060C12
8#04080C
9#020406

Tints

Lighter variations

1#203C5D
2#2B517D
3#36669D
4#417ABC
5#5F90C8
6#7FA7D3
7#9FBDDE
8#BFD3E9
9#DFE9F4

Tones

Muted variations

1#17283B
2#192839
3#1B2837
4#1D2835
5#1F2833
6#212831
7#23282F
8#25292D
9#27292B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F7
#F4F7FB
BackgroundsSubtle highlightsCard backgrounds
100
E4ED
#E4EDF6
Light backgroundsTable row hoverSkeleton loading
200
CEDD
#CEDDEE
Secondary backgroundsInput backgroundsDividers
300
A8C2
#A8C2E1
BordersInactive statesPlaceholder text
400
7AA3
#7AA3D1
Disabled statesSecondary iconsMuted text
500
5489
#5489C4
Primary brand colorCTAsActive elementsLinks
600
396D
#396DA7
Hover statesFocus ringsPrimary buttons hover
700
2E56
#2E5685
Active/pressed statesDark mode accentsSecondary text
800
213E
#213E5F
Text on light backgroundsHeadingsStrong borders
900
1527
#15273D
Primary textHigh emphasis contentDark headings
950
0D19
#0D1926
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F7FB;
  --charcoal-100: #E4EDF6;
  --charcoal-200: #CEDDEE;
  --charcoal-300: #A8C2E1;
  --charcoal-400: #7AA3D1;
  --charcoal-500: #5489C4;
  --charcoal-600: #396DA7;
  --charcoal-700: #2E5685;
  --charcoal-800: #213E5F;
  --charcoal-900: #15273D;
  --charcoal-950: #0D1926;
}
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