Cobalt

#1D5595

Blue

Color Codes

All color formats for development

HEX
#1D5595
RGB
rgb(29, 85, 149)
HSL
hsl(212, 67%, 35%)
OKLCH
oklch(0.448 0.12 254.4)
CMYK
cmyk(81%, 43%, 0%, 42%)

Accessibility

WCAG contrast compliance

On White Background

7.54:1

AA AAA

On Black Background

2.79:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F7
100
#E1EC
200
#C8DC
300
#9DC2
400
#6AA2
500
#3F87
600
#256B
700
#1D55
800
#153D
900
#0D27
950
#0818

Shades

Darker variations

1#1B4D86
2#184477
3#153C68
4#123359
5#0F2B4B
6#0C223C
7#091A2D
8#06111E
9#03090F

Tints

Lighter variations

1#2365B1
2#2875CC
3#3D86D9
4#5997DE
5#75A8E4
6#90BAE9
7#ACCBEF
8#C8DCF4
9#E3EEFA

Tones

Muted variations

1#23568F
2#295689
3#2F5683
4#35577D
5#3B5777
6#415871
7#47586B
8#4D5865
9#53595F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F7
#F2F7FC
BackgroundsSubtle highlightsCard backgrounds
100
E1EC
#E1ECF9
Light backgroundsTable row hoverSkeleton loading
200
C8DC
#C8DCF4
Secondary backgroundsInput backgroundsDividers
300
9DC2
#9DC2EC
BordersInactive statesPlaceholder text
400
6AA2
#6AA2E2
Disabled statesSecondary iconsMuted text
500
3F87
#3F87D9
Primary brand colorCTAsActive elementsLinks
600
256B
#256BBB
Hover statesFocus ringsPrimary buttons hover
700
1D55
#1D5595
Active/pressed statesDark mode accentsSecondary text
800
153D
#153D6A
Text on light backgroundsHeadingsStrong borders
900
0D27
#0D2744
Primary textHigh emphasis contentDark headings
950
0818
#08182B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F7FC;
  --cobalt-100: #E1ECF9;
  --cobalt-200: #C8DCF4;
  --cobalt-300: #9DC2EC;
  --cobalt-400: #6AA2E2;
  --cobalt-500: #3F87D9;
  --cobalt-600: #256BBB;
  --cobalt-700: #1D5595;
  --cobalt-800: #153D6A;
  --cobalt-900: #0D2744;
  --cobalt-950: #08182B;
}
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