Cobalt

#1C3897

Blue

Color Codes

All color formats for development

HEX
#1C3897
RGB
rgb(28, 56, 151)
HSL
hsl(226, 69%, 35%)
OKLCH
oklch(0.386 0.159 266.2)
CMYK
cmyk(81%, 63%, 0%, 41%)

Accessibility

WCAG contrast compliance

On White Background

10.18:1

AA AAA

On Black Background

2.06:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F5
100
#E1E7
200
#C7D2
300
#9CAF
400
#6885
500
#3D62
600
#2347
700
#1C38
800
#1428
900
#0D1A
950
#0810

Shades

Darker variations

1#193388
2#162D79
3#13276A
4#11225A
5#0E1C4B
6#0B173C
7#08112D
8#060B1E
9#03060F

Tints

Lighter variations

1#2143B3
2#264DCF
3#3B60DB
4#5777E0
5#738EE5
6#8FA4EA
7#ABBBF0
8#C7D2F5
9#E3E8FA

Tones

Muted variations

1#223C91
2#283F8B
3#2E4284
4#34467E
5#3A4978
6#414C72
7#474F6C
8#4D5366
9#53565F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F5
#F2F5FD
BackgroundsSubtle highlightsCard backgrounds
100
E1E7
#E1E7F9
Light backgroundsTable row hoverSkeleton loading
200
C7D2
#C7D2F5
Secondary backgroundsInput backgroundsDividers
300
9CAF
#9CAFED
BordersInactive statesPlaceholder text
400
6885
#6885E3
Disabled statesSecondary iconsMuted text
500
3D62
#3D62DB
Primary brand colorCTAsActive elementsLinks
600
2347
#2347BE
Hover statesFocus ringsPrimary buttons hover
700
1C38
#1C3897
Active/pressed statesDark mode accentsSecondary text
800
1428
#14286C
Text on light backgroundsHeadingsStrong borders
900
0D1A
#0D1A45
Primary textHigh emphasis contentDark headings
950
0810
#08102B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F5FD;
  --cobalt-100: #E1E7F9;
  --cobalt-200: #C7D2F5;
  --cobalt-300: #9CAFED;
  --cobalt-400: #6885E3;
  --cobalt-500: #3D62DB;
  --cobalt-600: #2347BE;
  --cobalt-700: #1C3897;
  --cobalt-800: #14286C;
  --cobalt-900: #0D1A45;
  --cobalt-950: #08102B;
}
Generate More ShadesCreate PaletteConvert Color