Cobalt

#1B2B98

Blue

Color Codes

All color formats for development

HEX
#1B2B98
RGB
rgb(27, 43, 152)
HSL
hsl(232, 70%, 35%)
OKLCH
oklch(0.363 0.176 268.4)
CMYK
cmyk(82%, 72%, 0%, 40%)

Accessibility

WCAG contrast compliance

On White Background

11.38:1

AA AAA

On Black Background

1.85:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F3
100
#E1E4
200
#C7CD
300
#9BA6
400
#6778
500
#3C51
600
#2237
700
#1B2B
800
#131F
900
#0C14
950
#080C

Shades

Darker variations

1#182789
2#152379
3#131E6A
4#101A5B
5#0D164C
6#0B113D
7#080D2E
8#05091E
9#03040F

Tints

Lighter variations

1#2034B4
2#253CD0
3#3A4FDC
4#5668E1
5#7282E6
6#8E9BEB
7#AAB4F0
8#C7CDF5
9#E3E6FA

Tones

Muted variations

1#213091
2#27358B
3#2E3985
4#343E7F
5#3A4278
6#404772
7#474C6C
8#4D5066
9#53555F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F3
#F2F3FD
BackgroundsSubtle highlightsCard backgrounds
100
E1E4
#E1E4FA
Light backgroundsTable row hoverSkeleton loading
200
C7CD
#C7CDF5
Secondary backgroundsInput backgroundsDividers
300
9BA6
#9BA6ED
BordersInactive statesPlaceholder text
400
6778
#6778E4
Disabled statesSecondary iconsMuted text
500
3C51
#3C51DD
Primary brand colorCTAsActive elementsLinks
600
2237
#2237BF
Hover statesFocus ringsPrimary buttons hover
700
1B2B
#1B2B98
Active/pressed statesDark mode accentsSecondary text
800
131F
#131F6C
Text on light backgroundsHeadingsStrong borders
900
0C14
#0C1445
Primary textHigh emphasis contentDark headings
950
080C
#080C2B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F3FD;
  --cobalt-100: #E1E4FA;
  --cobalt-200: #C7CDF5;
  --cobalt-300: #9BA6ED;
  --cobalt-400: #6778E4;
  --cobalt-500: #3C51DD;
  --cobalt-600: #2237BF;
  --cobalt-700: #1B2B98;
  --cobalt-800: #131F6C;
  --cobalt-900: #0C1445;
  --cobalt-950: #080C2B;
}
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