Charcoal

#12273F

Blue

Color Codes

All color formats for development

HEX
#12273F
RGB
rgb(18, 39, 63)
HSL
hsl(212, 56%, 16%)
OKLCH
oklch(0.269 0.053 253.1)
CMYK
cmyk(71%, 38%, 0%, 75%)

Accessibility

WCAG contrast compliance

On White Background

15.13:1

AA AAA

On Black Background

1.39:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F7
100
#E3EC
200
#CBDD
300
#A4C2
400
#74A2
500
#4C88
600
#316C
700
#2756
800
#1C3D
900
#1227
950
#0B19

Shades

Darker variations

1#102339
2#0E1F33
3#0D1B2D
4#0B1826
5#091420
6#071019
7#050C13
8#04080D
9#020406

Tints

Lighter variations

1#1B3C61
2#255182
3#2E65A4
4#387AC5
5#5890D0
6#79A6D9
7#9BBCE3
8#BCD3EC
9#DEE9F6

Tones

Muted variations

1#14273D
2#17283B
3#192839
4#1B2837
5#1D2834
6#202832
7#222830
8#24282D
9#27292B

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F7
#F3F7FC
BackgroundsSubtle highlightsCard backgrounds
100
E3EC
#E3ECF7
Light backgroundsTable row hoverSkeleton loading
200
CBDD
#CBDDF0
Secondary backgroundsInput backgroundsDividers
300
A4C2
#A4C2E5
BordersInactive statesPlaceholder text
400
74A2
#74A2D8
Disabled statesSecondary iconsMuted text
500
4C88
#4C88CD
Primary brand colorCTAsActive elementsLinks
600
316C
#316CAF
Hover statesFocus ringsPrimary buttons hover
700
2756
#27568B
Active/pressed statesDark mode accentsSecondary text
800
1C3D
#1C3D63
Text on light backgroundsHeadingsStrong borders
900
1227
#122740
Primary textHigh emphasis contentDark headings
950
0B19
#0B1928
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --charcoal-50: #F3F7FC;
  --charcoal-100: #E3ECF7;
  --charcoal-200: #CBDDF0;
  --charcoal-300: #A4C2E5;
  --charcoal-400: #74A2D8;
  --charcoal-500: #4C88CD;
  --charcoal-600: #316CAF;
  --charcoal-700: #27568B;
  --charcoal-800: #1C3D63;
  --charcoal-900: #122740;
  --charcoal-950: #0B1928;
}
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