Cobalt

#1355A0

Blue

Color Codes

All color formats for development

HEX
#1355A0
RGB
rgb(19, 85, 160)
HSL
hsl(212, 79%, 35%)
OKLCH
oklch(0.454 0.137 255.3)
CMYK
cmyk(88%, 47%, 0%, 37%)

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
#F1F7
100
#DFEC
200
#C4DC
300
#96C1
400
#5FA1
500
#3286
600
#186A
700
#1355
800
#0D3C
900
#0927
950
#0518

Shades

Darker variations

1#114C90
2#0F4480
3#0D3B70
4#0B3360
5#092A50
6#072240
7#061930
8#041120
9#020810

Tints

Lighter variations

1#1664BD
2#1A74DB
3#2F85E7
4#4D96EA
5#6BA8EE
6#88B9F1
7#A6CBF5
8#C4DCF8
9#E1EEFC

Tones

Muted variations

1#1A5599
2#215592
3#28568B
4#2F5684
5#36577D
6#3D5775
7#44586E
8#4B5867
9#525960

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F7
#F1F7FD
BackgroundsSubtle highlightsCard backgrounds
100
DFEC
#DFECFB
Light backgroundsTable row hoverSkeleton loading
200
C4DC
#C4DCF8
Secondary backgroundsInput backgroundsDividers
300
96C1
#96C1F3
BordersInactive statesPlaceholder text
400
5FA1
#5FA1EC
Disabled statesSecondary iconsMuted text
500
3286
#3286E7
Primary brand colorCTAsActive elementsLinks
600
186A
#186AC9
Hover statesFocus ringsPrimary buttons hover
700
1355
#1355A0
Active/pressed statesDark mode accentsSecondary text
800
0D3C
#0D3C72
Text on light backgroundsHeadingsStrong borders
900
0927
#092749
Primary textHigh emphasis contentDark headings
950
0518
#05182E
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F7FD;
  --cobalt-100: #DFECFB;
  --cobalt-200: #C4DCF8;
  --cobalt-300: #96C1F3;
  --cobalt-400: #5FA1EC;
  --cobalt-500: #3286E7;
  --cobalt-600: #186AC9;
  --cobalt-700: #1355A0;
  --cobalt-800: #0D3C72;
  --cobalt-900: #092749;
  --cobalt-950: #05182E;
}
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