Cobalt

#2A5889

Blue

Color Codes

All color formats for development

HEX
#2A5889
RGB
rgb(42, 88, 137)
HSL
hsl(211, 53%, 35%)
OKLCH
oklch(0.452 0.095 252)
CMYK
cmyk(69%, 36%, 0%, 46%)

Accessibility

WCAG contrast compliance

On White Background

7.35:1

AA AAA

On Black Background

2.86:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F7
100
#E4ED
200
#CCDD
300
#A5C3
400
#76A4
500
#4F8A
600
#356E
700
#2A58
800
#1E3F
900
#1328
950
#0C19

Shades

Darker variations

1#264F7B
2#22466D
3#1D3D60
4#193552
5#152C44
6#112337
7#0D1A29
8#08121B
9#04090E

Tints

Lighter variations

1#3268A2
2#3A78BB
3#4D89C8
4#679AD0
5#80ABD8
6#9ABCE0
7#B3CCE8
8#CCDDEF
9#E6EEF7

Tones

Muted variations

1#2F5884
2#33587F
3#38587A
4#3D5876
5#425871
6#46596C
7#4B5967
8#505963
9#55595E

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F7
#F3F7FB
BackgroundsSubtle highlightsCard backgrounds
100
E4ED
#E4EDF7
Light backgroundsTable row hoverSkeleton loading
200
CCDD
#CCDDEF
Secondary backgroundsInput backgroundsDividers
300
A5C3
#A5C3E3
BordersInactive statesPlaceholder text
400
76A4
#76A4D5
Disabled statesSecondary iconsMuted text
500
4F8A
#4F8AC9
Primary brand colorCTAsActive elementsLinks
600
356E
#356EAC
Hover statesFocus ringsPrimary buttons hover
700
2A58
#2A5889
Active/pressed statesDark mode accentsSecondary text
800
1E3F
#1E3F62
Text on light backgroundsHeadingsStrong borders
900
1328
#13283E
Primary textHigh emphasis contentDark headings
950
0C19
#0C1927
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F7FB;
  --cobalt-100: #E4EDF7;
  --cobalt-200: #CCDDEF;
  --cobalt-300: #A5C3E3;
  --cobalt-400: #76A4D5;
  --cobalt-500: #4F8AC9;
  --cobalt-600: #356EAC;
  --cobalt-700: #2A5889;
  --cobalt-800: #1E3F62;
  --cobalt-900: #13283E;
  --cobalt-950: #0C1927;
}
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