Cobalt

#1A5199

Blue

Color Codes

All color formats for development

HEX
#1A5199
RGB
rgb(26, 81, 153)
HSL
hsl(214, 71%, 35%)
OKLCH
oklch(0.441 0.131 256.9)
CMYK
cmyk(83%, 47%, 0%, 40%)

Accessibility

WCAG contrast compliance

On White Background

7.83:1

AA AAA

On Black Background

2.68:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F7
100
#E0EB
200
#C6DB
300
#9BBF
400
#669D
500
#3B81
600
#2166
700
#1A51
800
#123A
900
#0C25
950
#0717

Shades

Darker variations

1#174989
2#15417A
3#12396B
4#10305C
5#0D284C
6#0A203D
7#08182E
8#05101F
9#03080F

Tints

Lighter variations

1#1F60B5
2#236FD1
3#3980DD
4#5592E2
5#71A4E7
6#8EB6EC
7#AAC9F1
8#C6DBF5
9#E3EDFA

Tones

Muted variations

1#205292
2#27528C
3#2D5386
4#33547F
5#3A5579
6#405673
7#46576C
8#4D5866
9#535860

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F7
#F2F7FD
BackgroundsSubtle highlightsCard backgrounds
100
E0EB
#E0EBFA
Light backgroundsTable row hoverSkeleton loading
200
C6DB
#C6DBF5
Secondary backgroundsInput backgroundsDividers
300
9BBF
#9BBFEE
BordersInactive statesPlaceholder text
400
669D
#669DE5
Disabled statesSecondary iconsMuted text
500
3B81
#3B81DE
Primary brand colorCTAsActive elementsLinks
600
2166
#2166C0
Hover statesFocus ringsPrimary buttons hover
700
1A51
#1A5199
Active/pressed statesDark mode accentsSecondary text
800
123A
#123A6D
Text on light backgroundsHeadingsStrong borders
900
0C25
#0C2546
Primary textHigh emphasis contentDark headings
950
0717
#07172C
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F7FD;
  --cobalt-100: #E0EBFA;
  --cobalt-200: #C6DBF5;
  --cobalt-300: #9BBFEE;
  --cobalt-400: #669DE5;
  --cobalt-500: #3B81DE;
  --cobalt-600: #2166C0;
  --cobalt-700: #1A5199;
  --cobalt-800: #123A6D;
  --cobalt-900: #0C2546;
  --cobalt-950: #07172C;
}
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