Cobalt

#1F45C1

Blue

Color Codes

All color formats for development

HEX
#1F45C1
RGB
rgb(31, 69, 193)
HSL
hsl(226, 72%, 44%)
OKLCH
oklch(0.451 0.198 265.4)
CMYK
cmyk(84%, 64%, 0%, 24%)

Accessibility

WCAG contrast compliance

On White Background

7.84:1

AA AAA

On Black Background

2.68:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F4
100
#E0E6
200
#C6D1
300
#9AAE
400
#6583
500
#3A60
600
#1F45
700
#1937
800
#1227
900
#0B19
950
#0710

Shades

Darker variations

1#1C3EAE
2#19379A
3#163087
4#132974
5#102360
6#0D1C4D
7#09153A
8#060E27
9#030713

Tints

Lighter variations

1#234EDA
2#3B61DF
3#5375E3
4#6C88E7
5#849CEB
6#9DB0EF
7#B5C4F3
8#CED7F7
9#E6EBFB

Tones

Muted variations

1#2749B9
2#304EB1
3#3852A9
4#4056A1
5#485B99
6#505F91
7#586388
8#606880
9#686C78

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F4
#F2F4FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E6
#E0E6FA
Light backgroundsTable row hoverSkeleton loading
200
C6D1
#C6D1F6
Secondary backgroundsInput backgroundsDividers
300
9AAE
#9AAEEF
BordersInactive statesPlaceholder text
400
6583
#6583E6
Disabled statesSecondary iconsMuted text
500
3A60
#3A60DF
Primary brand colorCTAsActive elementsLinks
600
1F45
#1F45C1
Hover statesFocus ringsPrimary buttons hover
700
1937
#19379A
Active/pressed statesDark mode accentsSecondary text
800
1227
#12276E
Text on light backgroundsHeadingsStrong borders
900
0B19
#0B1946
Primary textHigh emphasis contentDark headings
950
0710
#07102C
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F4FD;
  --cobalt-100: #E0E6FA;
  --cobalt-200: #C6D1F6;
  --cobalt-300: #9AAEEF;
  --cobalt-400: #6583E6;
  --cobalt-500: #3A60DF;
  --cobalt-600: #1F45C1;
  --cobalt-700: #19379A;
  --cobalt-800: #12276E;
  --cobalt-900: #0B1946;
  --cobalt-950: #07102C;
}
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