Black

#121821

Blue

Color Codes

All color formats for development

HEX
#121821
RGB
rgb(18, 24, 33)
HSL
hsl(216, 29%, 10%)
OKLCH
oklch(0.207 0.02 258.3)
CMYK
cmyk(45%, 27%, 0%, 87%)

Accessibility

WCAG contrast compliance

On White Background

17.82:1

AA AAA

On Black Background

1.18:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F5F7
100
#E8EC
200
#D4DC
300
#B3C1
400
#8CA1
500
#6B86
600
#506A
700
#3F54
800
#2D3C
900
#1D26
950
#1218

Shades

Darker variations

1#10161E
2#0E131A
3#0D1117
4#0B0E14
5#090C10
6#070A0D
7#05070A
8#040507
9#020203

Tints

Lighter variations

1#222E3F
2#33435C
3#43597A
4#536E97
5#6B86AE
6#899EBE
7#A6B6CE
8#C4CEDE
9#E1E7EF

Tones

Muted variations

1#131820
2#14181F
3#14181F
4#15191E
5#16191D
6#17191C
7#17191C
8#18191B
9#19191A

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F5F7
#F5F7FA
BackgroundsSubtle highlightsCard backgrounds
100
E8EC
#E8ECF2
Light backgroundsTable row hoverSkeleton loading
200
D4DC
#D4DCE7
Secondary backgroundsInput backgroundsDividers
300
B3C1
#B3C1D5
BordersInactive statesPlaceholder text
400
8CA1
#8CA1C0
Disabled statesSecondary iconsMuted text
500
6B86
#6B86AE
Primary brand colorCTAsActive elementsLinks
600
506A
#506A91
Hover statesFocus ringsPrimary buttons hover
700
3F54
#3F5473
Active/pressed statesDark mode accentsSecondary text
800
2D3C
#2D3C52
Text on light backgroundsHeadingsStrong borders
900
1D26
#1D2635
Primary textHigh emphasis contentDark headings
950
1218
#121821
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --black-50: #F5F7FA;
  --black-100: #E8ECF2;
  --black-200: #D4DCE7;
  --black-300: #B3C1D5;
  --black-400: #8CA1C0;
  --black-500: #6B86AE;
  --black-600: #506A91;
  --black-700: #3F5473;
  --black-800: #2D3C52;
  --black-900: #1D2635;
  --black-950: #121821;
}
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