Cobalt

#15679E

Blue

Color Codes

All color formats for development

HEX
#15679E
RGB
rgb(21, 103, 158)
HSL
hsl(204, 77%, 35%)
OKLCH
oklch(0.496 0.115 244.5)
CMYK
cmyk(87%, 35%, 0%, 38%)

Accessibility

WCAG contrast compliance

On White Background

6.06:1

AA AAA

On Black Background

3.47:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F9
100
#DFF0
200
#C4E3
300
#97CD
400
#61B3
500
#349E
600
#1A81
700
#1567
800
#0F4A
900
#092F
950
#061D

Shades

Darker variations

1#125D8E
2#10527E
3#0E486F
4#0C3E5F
5#0A334F
6#08293F
7#061F2F
8#041520
9#020A10

Tints

Lighter variations

1#187ABB
2#1C8DD9
3#329DE4
4#4FABE8
5#6CB9EC
6#8AC7F0
7#A7D5F4
8#C4E3F7
9#E2F1FB

Tones

Muted variations

1#1B6697
2#226490
3#296389
4#306182
5#37607C
6#3E5F75
7#455D6E
8#4C5C67
9#525B60

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F9
#F1F9FD
BackgroundsSubtle highlightsCard backgrounds
100
DFF0
#DFF0FB
Light backgroundsTable row hoverSkeleton loading
200
C4E3
#C4E3F7
Secondary backgroundsInput backgroundsDividers
300
97CD
#97CDF2
BordersInactive statesPlaceholder text
400
61B3
#61B3EA
Disabled statesSecondary iconsMuted text
500
349E
#349EE5
Primary brand colorCTAsActive elementsLinks
600
1A81
#1A81C7
Hover statesFocus ringsPrimary buttons hover
700
1567
#15679E
Active/pressed statesDark mode accentsSecondary text
800
0F4A
#0F4A71
Text on light backgroundsHeadingsStrong borders
900
092F
#092F48
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: #F1F9FD;
  --cobalt-100: #DFF0FB;
  --cobalt-200: #C4E3F7;
  --cobalt-300: #97CDF2;
  --cobalt-400: #61B3EA;
  --cobalt-500: #349EE5;
  --cobalt-600: #1A81C7;
  --cobalt-700: #15679E;
  --cobalt-800: #0F4A71;
  --cobalt-900: #092F48;
  --cobalt-950: #061D2D;
}
Generate More ShadesCreate PaletteConvert Color