Cobalt

#2F54B1

Blue

Color Codes

All color formats for development

HEX
#2F54B1
RGB
rgb(47, 84, 177)
HSL
hsl(223, 58%, 44%)
OKLCH
oklch(0.473 0.154 264.8)
CMYK
cmyk(73%, 53%, 0%, 31%)

Accessibility

WCAG contrast compliance

On White Background

6.94:1

AA AAA

On Black Background

3.02:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F5
100
#E3E9
200
#CBD6
300
#A2B6
400
#728F
500
#4A6F
600
#2F54
700
#2543
800
#1B30
900
#111F
950
#0B13

Shades

Darker variations

1#2A4CA0
2#26438E
3#213B7C
4#1C326A
5#182A59
6#132247
7#0E1935
8#091123
9#050812

Tints

Lighter variations

1#355FC8
2#4B70CF
3#6182D5
4#7894DB
5#8EA6E1
6#A5B8E7
7#BBC9ED
8#D2DBF3
9#E8EDF9

Tones

Muted variations

1#3657AB
2#3C5AA4
3#435C9E
4#495F97
5#506291
6#56658A
7#5D6884
8#636B7D
9#6A6D77

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F5
#F3F5FC
BackgroundsSubtle highlightsCard backgrounds
100
E3E9
#E3E9F8
Light backgroundsTable row hoverSkeleton loading
200
CBD6
#CBD6F1
Secondary backgroundsInput backgroundsDividers
300
A2B6
#A2B6E6
BordersInactive statesPlaceholder text
400
728F
#728FDA
Disabled statesSecondary iconsMuted text
500
4A6F
#4A6FCF
Primary brand colorCTAsActive elementsLinks
600
2F54
#2F54B1
Hover statesFocus ringsPrimary buttons hover
700
2543
#25438D
Active/pressed statesDark mode accentsSecondary text
800
1B30
#1B3065
Text on light backgroundsHeadingsStrong borders
900
111F
#111F40
Primary textHigh emphasis contentDark headings
950
0B13
#0B1328
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F5FC;
  --cobalt-100: #E3E9F8;
  --cobalt-200: #CBD6F1;
  --cobalt-300: #A2B6E6;
  --cobalt-400: #728FDA;
  --cobalt-500: #4A6FCF;
  --cobalt-600: #2F54B1;
  --cobalt-700: #25438D;
  --cobalt-800: #1B3065;
  --cobalt-900: #111F40;
  --cobalt-950: #0B1328;
}
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