Cobalt

#354BAC

Blue

Color Codes

All color formats for development

HEX
#354BAC
RGB
rgb(53, 75, 172)
HSL
hsl(229, 53%, 44%)
OKLCH
oklch(0.454 0.157 269.5)
CMYK
cmyk(69%, 56%, 0%, 33%)

Accessibility

WCAG contrast compliance

On White Background

7.63:1

AA AAA

On Black Background

2.75:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F5
100
#E4E7
200
#CCD3
300
#A5B1
400
#7688
500
#4F66
600
#354B
700
#2A3B
800
#1E2A
900
#131B
950
#0C11

Shades

Darker variations

1#2F439A
2#2A3C89
3#253478
4#202D67
5#1A2556
6#151E45
7#101633
8#0B0F22
9#050711

Tints

Lighter variations

1#3B54C2
2#5066C9
3#6679D0
4#7C8DD7
5#92A0DD
6#A8B3E4
7#BDC6EB
8#D3D9F2
9#E9ECF8

Tones

Muted variations

1#3B4EA6
2#4152A0
3#47569A
4#4D5A94
5#525D8E
6#586188
7#5E6582
8#64697C
9#6A6C76

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F5
#F3F5FB
BackgroundsSubtle highlightsCard backgrounds
100
E4E7
#E4E7F7
Light backgroundsTable row hoverSkeleton loading
200
CCD3
#CCD3EF
Secondary backgroundsInput backgroundsDividers
300
A5B1
#A5B1E3
BordersInactive statesPlaceholder text
400
7688
#7688D5
Disabled statesSecondary iconsMuted text
500
4F66
#4F66C9
Primary brand colorCTAsActive elementsLinks
600
354B
#354BAC
Hover statesFocus ringsPrimary buttons hover
700
2A3B
#2A3B89
Active/pressed statesDark mode accentsSecondary text
800
1E2A
#1E2A62
Text on light backgroundsHeadingsStrong borders
900
131B
#131B3E
Primary textHigh emphasis contentDark headings
950
0C11
#0C1127
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F5FB;
  --cobalt-100: #E4E7F7;
  --cobalt-200: #CCD3EF;
  --cobalt-300: #A5B1E3;
  --cobalt-400: #7688D5;
  --cobalt-500: #4F66C9;
  --cobalt-600: #354BAC;
  --cobalt-700: #2A3B89;
  --cobalt-800: #1E2A62;
  --cobalt-900: #131B3E;
  --cobalt-950: #0C1127;
}
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