Cobalt

#15609E

Blue

Color Codes

All color formats for development

HEX
#15609E
RGB
rgb(21, 96, 158)
HSL
hsl(207, 77%, 35%)
OKLCH
oklch(0.479 0.122 249.2)
CMYK
cmyk(87%, 39%, 0%, 38%)

Accessibility

WCAG contrast compliance

On White Background

6.57:1

AA AAA

On Black Background

3.20:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F8
100
#DFEF
200
#C4E0
300
#97C9
400
#61AD
500
#3495
600
#1A79
700
#1560
800
#0F45
900
#092C
950
#061B

Shades

Darker variations

1#12578E
2#104D7E
3#0E436F
4#0C3A5F
5#0A304F
6#08263F
7#061D2F
8#041320
9#020A10

Tints

Lighter variations

1#1872BB
2#1C84D9
3#3294E4
4#4FA3E8
5#6CB3EC
6#8AC2F0
7#A7D1F4
8#C4E0F7
9#E2F0FB

Tones

Muted variations

1#1B5F97
2#225F90
3#295E89
4#305D82
5#375D7C
6#3E5C75
7#455B6E
8#4C5B67
9#525A60

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F8
#F1F8FD
BackgroundsSubtle highlightsCard backgrounds
100
DFEF
#DFEFFB
Light backgroundsTable row hoverSkeleton loading
200
C4E0
#C4E0F7
Secondary backgroundsInput backgroundsDividers
300
97C9
#97C9F2
BordersInactive statesPlaceholder text
400
61AD
#61ADEA
Disabled statesSecondary iconsMuted text
500
3495
#3495E5
Primary brand colorCTAsActive elementsLinks
600
1A79
#1A79C7
Hover statesFocus ringsPrimary buttons hover
700
1560
#15609E
Active/pressed statesDark mode accentsSecondary text
800
0F45
#0F4571
Text on light backgroundsHeadingsStrong borders
900
092C
#092C48
Primary textHigh emphasis contentDark headings
950
061B
#061B2D
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F8FD;
  --cobalt-100: #DFEFFB;
  --cobalt-200: #C4E0F7;
  --cobalt-300: #97C9F2;
  --cobalt-400: #61ADEA;
  --cobalt-500: #3495E5;
  --cobalt-600: #1A79C7;
  --cobalt-700: #15609E;
  --cobalt-800: #0F4571;
  --cobalt-900: #092C48;
  --cobalt-950: #061B2D;
}
Generate More ShadesCreate PaletteConvert Color