Cobalt

#1661CA

Blue

Color Codes

All color formats for development

HEX
#1661CA
RGB
rgb(22, 97, 202)
HSL
hsl(215, 80%, 44%)
OKLCH
oklch(0.512 0.178 258.6)
CMYK
cmyk(89%, 52%, 0%, 21%)

Accessibility

WCAG contrast compliance

On White Background

5.84:1

AA AAA

On Black Background

3.60:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F6
100
#DFEB
200
#C3D9
300
#95BD
400
#5E9A
500
#307D
600
#1661
700
#124D
800
#0D37
900
#0823
950
#0516

Shades

Darker variations

1#1458B6
2#124EA2
3#10448D
4#0D3A79
5#0B3165
6#092751
7#071D3D
8#041328
9#020A14

Tints

Lighter variations

1#196EE4
2#317EE8
3#4B8EEB
4#659EEE
5#7EAEF1
6#98BEF4
7#B2CEF6
8#CCDFF9
9#E5EFFC

Tones

Muted variations

1#1F63C1
2#2864B8
3#3166AF
4#3A67A6
5#43699D
6#4C6A94
7#556C8B
8#5E6D82
9#676F79

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F6
#F1F6FD
BackgroundsSubtle highlightsCard backgrounds
100
DFEB
#DFEBFB
Light backgroundsTable row hoverSkeleton loading
200
C3D9
#C3D9F8
Secondary backgroundsInput backgroundsDividers
300
95BD
#95BDF3
BordersInactive statesPlaceholder text
400
5E9A
#5E9AED
Disabled statesSecondary iconsMuted text
500
307D
#307DE8
Primary brand colorCTAsActive elementsLinks
600
1661
#1661CA
Hover statesFocus ringsPrimary buttons hover
700
124D
#124DA1
Active/pressed statesDark mode accentsSecondary text
800
0D37
#0D3773
Text on light backgroundsHeadingsStrong borders
900
0823
#082349
Primary textHigh emphasis contentDark headings
950
0516
#05162E
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F6FD;
  --cobalt-100: #DFEBFB;
  --cobalt-200: #C3D9F8;
  --cobalt-300: #95BDF3;
  --cobalt-400: #5E9AED;
  --cobalt-500: #307DE8;
  --cobalt-600: #1661CA;
  --cobalt-700: #124DA1;
  --cobalt-800: #0D3773;
  --cobalt-900: #082349;
  --cobalt-950: #05162E;
}
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