Cobalt

#3549AC

Blue

Color Codes

All color formats for development

HEX
#3549AC
RGB
rgb(53, 73, 172)
HSL
hsl(230, 53%, 44%)
OKLCH
oklch(0.45 0.16 270.1)
CMYK
cmyk(69%, 58%, 0%, 33%)

Accessibility

WCAG contrast compliance

On White Background

7.78:1

AA AAA

On Black Background

2.70:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F5
100
#E4E7
200
#CCD2
300
#A5B0
400
#7686
500
#4F64
600
#3549
700
#2A3A
800
#1E29
900
#131A
950
#0C10

Shades

Darker variations

1#2F419A
2#2A3A89
3#253378
4#202C67
5#1A2456
6#151D45
7#101633
8#0B0F22
9#050711

Tints

Lighter variations

1#3B52C2
2#5064C9
3#6678D0
4#7C8BD7
5#929EDD
6#A8B2E4
7#BDC5EB
8#D3D8F2
9#E9ECF8

Tones

Muted variations

1#3B4DA6
2#4150A0
3#47549A
4#4D5894
5#525C8E
6#586088
7#5E6482
8#64687C
9#6A6C76

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F5
#F3F5FB
BackgroundsSubtle highlightsCard backgrounds
100
E4E7
#E4E7F7
Light backgroundsTable row hoverSkeleton loading
200
CCD2
#CCD2EF
Secondary backgroundsInput backgroundsDividers
300
A5B0
#A5B0E3
BordersInactive statesPlaceholder text
400
7686
#7686D5
Disabled statesSecondary iconsMuted text
500
4F64
#4F64C9
Primary brand colorCTAsActive elementsLinks
600
3549
#3549AC
Hover statesFocus ringsPrimary buttons hover
700
2A3A
#2A3A89
Active/pressed statesDark mode accentsSecondary text
800
1E29
#1E2962
Text on light backgroundsHeadingsStrong borders
900
131A
#131A3E
Primary textHigh emphasis contentDark headings
950
0C10
#0C1027
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F5FB;
  --cobalt-100: #E4E7F7;
  --cobalt-200: #CCD2EF;
  --cobalt-300: #A5B0E3;
  --cobalt-400: #7686D5;
  --cobalt-500: #4F64C9;
  --cobalt-600: #3549AC;
  --cobalt-700: #2A3A89;
  --cobalt-800: #1E2962;
  --cobalt-900: #131A3E;
  --cobalt-950: #0C1027;
}
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