Cobalt

#0A66C2

Blue

Color Codes

All color formats for development

HEX
#0A66C2
RGB
rgb(10, 102, 194)
HSL
hsl(210, 90%, 40%)
OKLCH
oklch(0.516 0.163 254.7)
CMYK
cmyk(95%, 47%, 0%, 24%)

Accessibility

WCAG contrast compliance

On White Background

5.69:1

AA AAA

On Black Background

3.69:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F0F7
100
#DDED
200
#C0DE
300
#90C4
400
#55A6
500
#258C
600
#0B70
700
#0959
800
#0640
900
#0429
950
#031A

Shades

Darker variations

1#095CAE
2#08529B
3#074788
4#063D74
5#053361
6#04294E
7#031F3A
8#021427
9#010A13

Tints

Lighter variations

1#0C75DF
2#1685F3
3#3494F4
4#51A3F6
5#6EB2F7
6#8BC2F9
7#A8D1FA
8#C5E0FC
9#E2F0FD

Tones

Muted variations

1#1366B9
2#1D66AF
3#2666A6
4#2F669D
5#386694
6#41668B
7#4A6682
8#546678
9#5D666F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F0F7
#F0F7FE
BackgroundsSubtle highlightsCard backgrounds
100
DDED
#DDEDFD
Light backgroundsTable row hoverSkeleton loading
200
C0DE
#C0DEFC
Secondary backgroundsInput backgroundsDividers
300
90C4
#90C4F9
BordersInactive statesPlaceholder text
400
55A6
#55A6F6
Disabled statesSecondary iconsMuted text
500
258C
#258CF4
Primary brand colorCTAsActive elementsLinks
600
0B70
#0B70D5
Hover statesFocus ringsPrimary buttons hover
700
0959
#0959AA
Active/pressed statesDark mode accentsSecondary text
800
0640
#064079
Text on light backgroundsHeadingsStrong borders
900
0429
#04294E
Primary textHigh emphasis contentDark headings
950
031A
#031A30
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F0F7FE;
  --cobalt-100: #DDEDFD;
  --cobalt-200: #C0DEFC;
  --cobalt-300: #90C4F9;
  --cobalt-400: #55A6F6;
  --cobalt-500: #258CF4;
  --cobalt-600: #0B70D5;
  --cobalt-700: #0959AA;
  --cobalt-800: #064079;
  --cobalt-900: #04294E;
  --cobalt-950: #031A30;
}
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