Cobalt

#1F53C1

Blue

Color Codes

All color formats for development

HEX
#1F53C1
RGB
rgb(31, 83, 193)
HSL
hsl(221, 72%, 44%)
OKLCH
oklch(0.478 0.181 262.6)
CMYK
cmyk(84%, 57%, 0%, 24%)

Accessibility

WCAG contrast compliance

On White Background

6.85:1

AA AAA

On Black Background

3.07:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F5
100
#E0E8
200
#C6D5
300
#9AB5
400
#658E
500
#3A6E
600
#1F53
700
#1942
800
#122F
900
#0B1E
950
#0713

Shades

Darker variations

1#1C4AAE
2#19429A
3#163A87
4#133274
5#102960
6#0D214D
7#09193A
8#061127
9#030813

Tints

Lighter variations

1#235DDA
2#3B6FDF
3#5381E3
4#6C93E7
5#84A5EB
6#9DB7EF
7#B5C9F3
8#CEDBF7
9#E6EDFB

Tones

Muted variations

1#2756B9
2#3059B1
3#385BA9
4#405EA1
5#486199
6#506491
7#586788
8#606A80
9#686D78

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F5
#F2F5FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E8
#E0E8FA
Light backgroundsTable row hoverSkeleton loading
200
C6D5
#C6D5F6
Secondary backgroundsInput backgroundsDividers
300
9AB5
#9AB5EF
BordersInactive statesPlaceholder text
400
658E
#658EE6
Disabled statesSecondary iconsMuted text
500
3A6E
#3A6EDF
Primary brand colorCTAsActive elementsLinks
600
1F53
#1F53C1
Hover statesFocus ringsPrimary buttons hover
700
1942
#19429A
Active/pressed statesDark mode accentsSecondary text
800
122F
#122F6E
Text on light backgroundsHeadingsStrong borders
900
0B1E
#0B1E46
Primary textHigh emphasis contentDark headings
950
0713
#07132C
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F5FD;
  --cobalt-100: #E0E8FA;
  --cobalt-200: #C6D5F6;
  --cobalt-300: #9AB5EF;
  --cobalt-400: #658EE6;
  --cobalt-500: #3A6EDF;
  --cobalt-600: #1F53C1;
  --cobalt-700: #19429A;
  --cobalt-800: #122F6E;
  --cobalt-900: #0B1E46;
  --cobalt-950: #07132C;
}
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