Cobalt

#2F56B1

Blue

Color Codes

All color formats for development

HEX
#2F56B1
RGB
rgb(47, 86, 177)
HSL
hsl(222, 58%, 44%)
OKLCH
oklch(0.477 0.152 264)
CMYK
cmyk(73%, 51%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

6.80:1

AA AAA

On Black Background

3.09:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F6
100
#E3E9
200
#CBD6
300
#A2B7
400
#7291
500
#4A72
600
#2F56
700
#2545
800
#1B31
900
#111F
950
#0B14

Shades

Darker variations

1#2A4EA0
2#26458E
3#213C7C
4#1C346A
5#182B59
6#132247
7#0E1A35
8#091123
9#050912

Tints

Lighter variations

1#3561C8
2#4B72CF
3#6184D5
4#7895DB
5#8EA7E1
6#A5B9E7
7#BBCAED
8#D2DCF3
9#E8EDF9

Tones

Muted variations

1#3659AB
2#3C5BA4
3#435E9E
4#496197
5#506391
6#56668A
7#5D6884
8#636B7D
9#6A6E77

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F6
#F3F6FC
BackgroundsSubtle highlightsCard backgrounds
100
E3E9
#E3E9F8
Light backgroundsTable row hoverSkeleton loading
200
CBD6
#CBD6F1
Secondary backgroundsInput backgroundsDividers
300
A2B7
#A2B7E6
BordersInactive statesPlaceholder text
400
7291
#7291DA
Disabled statesSecondary iconsMuted text
500
4A72
#4A72CF
Primary brand colorCTAsActive elementsLinks
600
2F56
#2F56B1
Hover statesFocus ringsPrimary buttons hover
700
2545
#25458D
Active/pressed statesDark mode accentsSecondary text
800
1B31
#1B3165
Text on light backgroundsHeadingsStrong borders
900
111F
#111F40
Primary textHigh emphasis contentDark headings
950
0B14
#0B1428
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F6FC;
  --cobalt-100: #E3E9F8;
  --cobalt-200: #CBD6F1;
  --cobalt-300: #A2B7E6;
  --cobalt-400: #7291DA;
  --cobalt-500: #4A72CF;
  --cobalt-600: #2F56B1;
  --cobalt-700: #25458D;
  --cobalt-800: #1B3165;
  --cobalt-900: #111F40;
  --cobalt-950: #0B1428;
}
Generate More ShadesCreate PaletteConvert Color