Cobalt

#1A39C7

Blue

Color Codes

All color formats for development

HEX
#1A39C7
RGB
rgb(26, 57, 199)
HSL
hsl(229, 77%, 44%)
OKLCH
oklch(0.435 0.22 266.1)
CMYK
cmyk(87%, 71%, 0%, 22%)

Accessibility

WCAG contrast compliance

On White Background

8.56:1

AA AAA

On Black Background

2.45:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F4
100
#DFE4
200
#C4CE
300
#97A8
400
#617A
500
#3454
600
#1A39
700
#152E
800
#0F21
900
#0915
950
#060D

Shades

Darker variations

1#1734B3
2#152E9F
3#12288B
4#0F2277
5#0D1D63
6#0A174F
7#08113C
8#050B28
9#030614

Tints

Lighter variations

1#1D41E0
2#3555E5
3#4E6AE8
4#6780EB
5#8195EF
6#9AAAF2
7#B3BFF5
8#CCD5F8
9#E6EAFC

Tones

Muted variations

1#223FBE
2#2B44B5
3#344AAD
4#3C4FA4
5#45559B
6#4E5A93
7#56608A
8#5F6581
9#686B79

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F4
#F1F4FD
BackgroundsSubtle highlightsCard backgrounds
100
DFE4
#DFE4FB
Light backgroundsTable row hoverSkeleton loading
200
C4CE
#C4CEF7
Secondary backgroundsInput backgroundsDividers
300
97A8
#97A8F2
BordersInactive statesPlaceholder text
400
617A
#617AEA
Disabled statesSecondary iconsMuted text
500
3454
#3454E5
Primary brand colorCTAsActive elementsLinks
600
1A39
#1A39C7
Hover statesFocus ringsPrimary buttons hover
700
152E
#152E9E
Active/pressed statesDark mode accentsSecondary text
800
0F21
#0F2171
Text on light backgroundsHeadingsStrong borders
900
0915
#091548
Primary textHigh emphasis contentDark headings
950
060D
#060D2D
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F4FD;
  --cobalt-100: #DFE4FB;
  --cobalt-200: #C4CEF7;
  --cobalt-300: #97A8F2;
  --cobalt-400: #617AEA;
  --cobalt-500: #3454E5;
  --cobalt-600: #1A39C7;
  --cobalt-700: #152E9E;
  --cobalt-800: #0F2171;
  --cobalt-900: #091548;
  --cobalt-950: #060D2D;
}
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