Cobalt

#1F4BC1

Blue

Color Codes

All color formats for development

HEX
#1F4BC1
RGB
rgb(31, 75, 193)
HSL
hsl(224, 72%, 44%)
OKLCH
oklch(0.462 0.191 264.4)
CMYK
cmyk(84%, 61%, 0%, 24%)

Accessibility

WCAG contrast compliance

On White Background

7.41:1

AA AAA

On Black Background

2.83:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F5
100
#E0E7
200
#C6D3
300
#9AB1
400
#6588
500
#3A66
600
#1F4B
700
#193B
800
#122A
900
#0B1B
950
#0711

Shades

Darker variations

1#1C43AE
2#193C9A
3#163487
4#132D74
5#102560
6#0D1E4D
7#09163A
8#060F27
9#030713

Tints

Lighter variations

1#2354DA
2#3B66DF
3#5379E3
4#6C8DE7
5#84A0EB
6#9DB3EF
7#B5C6F3
8#CED9F7
9#E6ECFB

Tones

Muted variations

1#274EB9
2#3052B1
3#3856A9
4#405AA1
5#485D99
6#506191
7#586588
8#606980
9#686C78

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F5
#F2F5FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E7
#E0E7FA
Light backgroundsTable row hoverSkeleton loading
200
C6D3
#C6D3F6
Secondary backgroundsInput backgroundsDividers
300
9AB1
#9AB1EF
BordersInactive statesPlaceholder text
400
6588
#6588E6
Disabled statesSecondary iconsMuted text
500
3A66
#3A66DF
Primary brand colorCTAsActive elementsLinks
600
1F4B
#1F4BC1
Hover statesFocus ringsPrimary buttons hover
700
193B
#193B9A
Active/pressed statesDark mode accentsSecondary text
800
122A
#122A6E
Text on light backgroundsHeadingsStrong borders
900
0B1B
#0B1B46
Primary textHigh emphasis contentDark headings
950
0711
#07112C
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F5FD;
  --cobalt-100: #E0E7FA;
  --cobalt-200: #C6D3F6;
  --cobalt-300: #9AB1EF;
  --cobalt-400: #6588E6;
  --cobalt-500: #3A66DF;
  --cobalt-600: #1F4BC1;
  --cobalt-700: #193B9A;
  --cobalt-800: #122A6E;
  --cobalt-900: #0B1B46;
  --cobalt-950: #07112C;
}
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