Cobalt

#1E37C2

Blue

Color Codes

All color formats for development

HEX
#1E37C2
RGB
rgb(30, 55, 194)
HSL
hsl(231, 73%, 44%)
OKLCH
oklch(0.428 0.215 267.1)
CMYK
cmyk(85%, 72%, 0%, 24%)

Accessibility

WCAG contrast compliance

On White Background

8.82:1

AA AAA

On Black Background

2.38:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F3
100
#E0E4
200
#C6CD
300
#9AA6
400
#6578
500
#3852
600
#1E37
700
#182C
800
#111F
900
#0B14
950
#070C

Shades

Darker variations

1#1B31AF
2#182C9B
3#152688
4#122174
5#0F1B61
6#0C164E
7#09103A
8#060B27
9#030513

Tints

Lighter variations

1#223EDB
2#3952E0
3#5268E4
4#6B7EE8
5#8393EC
6#9CA9F0
7#B5BEF3
8#CED4F7
9#E6E9FB

Tones

Muted variations

1#263DBA
2#2F42B2
3#3748AA
4#3F4EA1
5#475499
6#4F5991
7#585F89
8#606581
9#686A78

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F3
#F2F3FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E4
#E0E4FA
Light backgroundsTable row hoverSkeleton loading
200
C6CD
#C6CDF6
Secondary backgroundsInput backgroundsDividers
300
9AA6
#9AA6EF
BordersInactive statesPlaceholder text
400
6578
#6578E7
Disabled statesSecondary iconsMuted text
500
3852
#3852E0
Primary brand colorCTAsActive elementsLinks
600
1E37
#1E37C2
Hover statesFocus ringsPrimary buttons hover
700
182C
#182C9A
Active/pressed statesDark mode accentsSecondary text
800
111F
#111F6E
Text on light backgroundsHeadingsStrong borders
900
0B14
#0B1447
Primary textHigh emphasis contentDark headings
950
070C
#070C2C
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F3FD;
  --cobalt-100: #E0E4FA;
  --cobalt-200: #C6CDF6;
  --cobalt-300: #9AA6EF;
  --cobalt-400: #6578E7;
  --cobalt-500: #3852E0;
  --cobalt-600: #1E37C2;
  --cobalt-700: #182C9A;
  --cobalt-800: #111F6E;
  --cobalt-900: #0B1447;
  --cobalt-950: #070C2C;
}
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