Cobalt

#1518CB

Blue

Color Codes

All color formats for development

HEX
#1518CB
RGB
rgb(21, 24, 203)
HSL
hsl(239, 81%, 44%)
OKLCH
oklch(0.398 0.252 266.6)
CMYK
cmyk(90%, 88%, 0%, 20%)

Accessibility

WCAG contrast compliance

On White Background

10.37:1

AA AAA

On Black Background

2.02:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F1
100
#DFDF
200
#C3C4
300
#9596
400
#5D60
500
#2F32
600
#1518
700
#1113
800
#0C0E
900
#0809
950
#0506

Shades

Darker variations

1#1316B7
2#1113A2
3#0F118E
4#0D0F7A
5#0B0C66
6#090A51
7#06073D
8#040529
9#020214

Tints

Lighter variations

1#181BE5
2#3033E9
3#4A4DEC
4#6466EF
5#7E80F1
6#9899F4
7#B1B3F7
8#CBCCFA
9#E5E6FC

Tones

Muted variations

1#1E21C2
2#272AB9
3#3133B0
4#3A3BA7
5#43449E
6#4C4D95
7#55568B
8#5E5F82
9#676779

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F1
#F1F1FE
BackgroundsSubtle highlightsCard backgrounds
100
DFDF
#DFDFFC
Light backgroundsTable row hoverSkeleton loading
200
C3C4
#C3C4F9
Secondary backgroundsInput backgroundsDividers
300
9596
#9596F4
BordersInactive statesPlaceholder text
400
5D60
#5D60EE
Disabled statesSecondary iconsMuted text
500
2F32
#2F32E9
Primary brand colorCTAsActive elementsLinks
600
1518
#1518CB
Hover statesFocus ringsPrimary buttons hover
700
1113
#1113A2
Active/pressed statesDark mode accentsSecondary text
800
0C0E
#0C0E73
Text on light backgroundsHeadingsStrong borders
900
0809
#08094A
Primary textHigh emphasis contentDark headings
950
0506
#05062E
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F1FE;
  --cobalt-100: #DFDFFC;
  --cobalt-200: #C3C4F9;
  --cobalt-300: #9596F4;
  --cobalt-400: #5D60EE;
  --cobalt-500: #2F32E9;
  --cobalt-600: #1518CB;
  --cobalt-700: #1113A2;
  --cobalt-800: #0C0E73;
  --cobalt-900: #08094A;
  --cobalt-950: #05062E;
}
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