Charcoal

#15253D

Blue

Color Codes

All color formats for development

HEX
#15253D
RGB
rgb(21, 37, 61)
HSL
hsl(216, 49%, 16%)
OKLCH
oklch(0.264 0.05 258.3)
CMYK
cmyk(66%, 39%, 0%, 76%)

Accessibility

WCAG contrast compliance

On White Background

15.40:1

AA AAA

On Black Background

1.36:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F7
100
#E4EB
200
#CEDB
300
#A8BF
400
#7A9D
500
#5481
600
#3965
700
#2E51
800
#213A
900
#1525
950
#0D17

Shades

Darker variations

1#132137
2#111D31
3#0F1A2B
4#0C1624
5#0A121E
6#080F18
7#060B12
8#04070C
9#020406

Tints

Lighter variations

1#20385D
2#2B4B7D
3#365F9D
4#4172BC
5#5F89C8
6#7FA1D3
7#9FB8DE
8#BFD0E9
9#DFE7F4

Tones

Muted variations

1#17253B
2#192639
3#1B2637
4#1D2635
5#1F2733
6#212731
7#23282F
8#25282D
9#27282B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F7
#F4F7FB
BackgroundsSubtle highlightsCard backgrounds
100
E4EB
#E4EBF6
Light backgroundsTable row hoverSkeleton loading
200
CEDB
#CEDBEE
Secondary backgroundsInput backgroundsDividers
300
A8BF
#A8BFE1
BordersInactive statesPlaceholder text
400
7A9D
#7A9DD1
Disabled statesSecondary iconsMuted text
500
5481
#5481C4
Primary brand colorCTAsActive elementsLinks
600
3965
#3965A7
Hover statesFocus ringsPrimary buttons hover
700
2E51
#2E5185
Active/pressed statesDark mode accentsSecondary text
800
213A
#213A5F
Text on light backgroundsHeadingsStrong borders
900
1525
#15253D
Primary textHigh emphasis contentDark headings
950
0D17
#0D1726
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F4F7FB;
  --charcoal-100: #E4EBF6;
  --charcoal-200: #CEDBEE;
  --charcoal-300: #A8BFE1;
  --charcoal-400: #7A9DD1;
  --charcoal-500: #5481C4;
  --charcoal-600: #3965A7;
  --charcoal-700: #2E5185;
  --charcoal-800: #213A5F;
  --charcoal-900: #15253D;
  --charcoal-950: #0D1726;
}
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