Cobalt

#1C5197

Blue

Color Codes

All color formats for development

HEX
#1C5197
RGB
rgb(28, 81, 151)
HSL
hsl(214, 69%, 35%)
OKLCH
oklch(0.44 0.127 256.9)
CMYK
cmyk(81%, 46%, 0%, 41%)

Accessibility

WCAG contrast compliance

On White Background

7.86:1

AA AAA

On Black Background

2.67:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F7
100
#E1EC
200
#C7DB
300
#9CBF
400
#689E
500
#3D82
600
#2366
700
#1C51
800
#143A
900
#0D25
950
#0817

Shades

Darker variations

1#194988
2#164179
3#13396A
4#11315A
5#0E294B
6#0B203C
7#08182D
8#06101E
9#03080F

Tints

Lighter variations

1#2160B3
2#266FCF
3#3B80DB
4#5792E0
5#73A5E5
6#8FB7EA
7#ABC9F0
8#C7DBF5
9#E3EDFA

Tones

Muted variations

1#225291
2#28538B
3#2E5484
4#34547E
5#3A5578
6#415672
7#47576C
8#4D5866
9#53585F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F7
#F2F7FD
BackgroundsSubtle highlightsCard backgrounds
100
E1EC
#E1ECF9
Light backgroundsTable row hoverSkeleton loading
200
C7DB
#C7DBF5
Secondary backgroundsInput backgroundsDividers
300
9CBF
#9CBFED
BordersInactive statesPlaceholder text
400
689E
#689EE3
Disabled statesSecondary iconsMuted text
500
3D82
#3D82DB
Primary brand colorCTAsActive elementsLinks
600
2366
#2366BE
Hover statesFocus ringsPrimary buttons hover
700
1C51
#1C5197
Active/pressed statesDark mode accentsSecondary text
800
143A
#143A6C
Text on light backgroundsHeadingsStrong borders
900
0D25
#0D2545
Primary textHigh emphasis contentDark headings
950
0817
#08172B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F7FD;
  --cobalt-100: #E1ECF9;
  --cobalt-200: #C7DBF5;
  --cobalt-300: #9CBFED;
  --cobalt-400: #689EE3;
  --cobalt-500: #3D82DB;
  --cobalt-600: #2366BE;
  --cobalt-700: #1C5197;
  --cobalt-800: #143A6C;
  --cobalt-900: #0D2545;
  --cobalt-950: #08172B;
}
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