Cobalt

#3A45A6

Blue

Color Codes

All color formats for development

HEX
#3A45A6
RGB
rgb(58, 69, 166)
HSL
hsl(234, 48%, 44%)
OKLCH
oklch(0.44 0.155 273.3)
CMYK
cmyk(65%, 58%, 0%, 35%)

Accessibility

WCAG contrast compliance

On White Background

8.13:1

AA AAA

On Black Background

2.58:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F4F4
100
#E5E6
200
#CED1
300
#A8AE
400
#7B83
500
#5560
600
#3A45
700
#2E37
800
#2127
900
#1519
950
#0D10

Shades

Darker variations

1#353E95
2#2F3785
3#293074
4#232964
5#1D2353
6#171C42
7#121532
8#0C0E21
9#060711

Tints

Lighter variations

1#424EBB
2#5661C4
3#6B75CB
4#8088D2
5#959CDA
6#AAB0E1
7#C0C4E9
8#D5D7F0
9#EAEBF8

Tones

Muted variations

1#4049A1
2#454E9B
3#4B5296
4#505691
5#555B8B
6#5B5F86
7#606380
8#65687B
9#6B6C76

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F4F4
#F4F4FB
BackgroundsSubtle highlightsCard backgrounds
100
E5E6
#E5E6F6
Light backgroundsTable row hoverSkeleton loading
200
CED1
#CED1EE
Secondary backgroundsInput backgroundsDividers
300
A8AE
#A8AEE1
BordersInactive statesPlaceholder text
400
7B83
#7B83D1
Disabled statesSecondary iconsMuted text
500
5560
#5560C3
Primary brand colorCTAsActive elementsLinks
600
3A45
#3A45A6
Hover statesFocus ringsPrimary buttons hover
700
2E37
#2E3784
Active/pressed statesDark mode accentsSecondary text
800
2127
#21275E
Text on light backgroundsHeadingsStrong borders
900
1519
#15193C
Primary textHigh emphasis contentDark headings
950
0D10
#0D1026
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F4F4FB;
  --cobalt-100: #E5E6F6;
  --cobalt-200: #CED1EE;
  --cobalt-300: #A8AEE1;
  --cobalt-400: #7B83D1;
  --cobalt-500: #5560C3;
  --cobalt-600: #3A45A6;
  --cobalt-700: #2E3784;
  --cobalt-800: #21275E;
  --cobalt-900: #15193C;
  --cobalt-950: #0D1026;
}
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