Cobalt

#15679D

Blue

Color Codes

All color formats for development

HEX
#15679D
RGB
rgb(21, 103, 157)
HSL
hsl(204, 76%, 35%)
OKLCH
oklch(0.495 0.113 244.1)
CMYK
cmyk(87%, 34%, 0%, 38%)

Accessibility

WCAG contrast compliance

On White Background

6.07:1

AA AAA

On Black Background

3.46:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F9
100
#E0F0
200
#C5E3
300
#98CD
400
#62B3
500
#359E
600
#1B81
700
#1567
800
#0F49
900
#0A2F
950
#061D

Shades

Darker variations

1#135D8D
2#11527E
3#0F486E
4#0D3E5E
5#0B334F
6#09293F
7#061F2F
8#04151F
9#020A10

Tints

Lighter variations

1#197ABA
2#1D8DD7
3#339DE3
4#50ABE7
5#6DB9EB
6#8AC7EF
7#A7D5F3
8#C5E3F7
9#E2F1FB

Tones

Muted variations

1#1C6596
2#236490
3#2A6389
4#316182
5#37607B
6#3E5F74
7#455D6E
8#4C5C67
9#525B60

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F9
#F2F9FD
BackgroundsSubtle highlightsCard backgrounds
100
E0F0
#E0F0FB
Light backgroundsTable row hoverSkeleton loading
200
C5E3
#C5E3F7
Secondary backgroundsInput backgroundsDividers
300
98CD
#98CDF1
BordersInactive statesPlaceholder text
400
62B3
#62B3EA
Disabled statesSecondary iconsMuted text
500
359E
#359EE3
Primary brand colorCTAsActive elementsLinks
600
1B81
#1B81C5
Hover statesFocus ringsPrimary buttons hover
700
1567
#15679D
Active/pressed statesDark mode accentsSecondary text
800
0F49
#0F4970
Text on light backgroundsHeadingsStrong borders
900
0A2F
#0A2F48
Primary textHigh emphasis contentDark headings
950
061D
#061D2D
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F9FD;
  --cobalt-100: #E0F0FB;
  --cobalt-200: #C5E3F7;
  --cobalt-300: #98CDF1;
  --cobalt-400: #62B3EA;
  --cobalt-500: #359EE3;
  --cobalt-600: #1B81C5;
  --cobalt-700: #15679D;
  --cobalt-800: #0F4970;
  --cobalt-900: #0A2F48;
  --cobalt-950: #061D2D;
}
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