Cobalt

#2A56B7

Blue

Color Codes

All color formats for development

HEX
#2A56B7
RGB
rgb(42, 86, 183)
HSL
hsl(221, 63%, 44%)
OKLCH
oklch(0.48 0.162 263.3)
CMYK
cmyk(77%, 53%, 0%, 28%)

Accessibility

WCAG contrast compliance

On White Background

6.75:1

AA AAA

On Black Background

3.11:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F6
100
#E2E9
200
#C9D6
300
#9FB7
400
#6E91
500
#4472
600
#2A56
700
#2145
800
#1831
900
#0F1F
950
#0914

Shades

Darker variations

1#254EA5
2#214592
3#1D3C80
4#19346E
5#152B5B
6#112349
7#0C1A37
8#081125
9#040912

Tints

Lighter variations

1#2F61CE
2#4572D5
3#5C84DA
4#7396DF
5#8BA7E5
6#A2B9EA
7#B9CAEF
8#D0DCF4
9#E8EDFA

Tones

Muted variations

1#3159B0
2#385BA9
3#3F5EA2
4#46619B
5#4D6394
6#54668C
7#5B6885
8#626B7E
9#696E77

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F6
#F3F6FC
BackgroundsSubtle highlightsCard backgrounds
100
E2E9
#E2E9F8
Light backgroundsTable row hoverSkeleton loading
200
C9D6
#C9D6F3
Secondary backgroundsInput backgroundsDividers
300
9FB7
#9FB7E9
BordersInactive statesPlaceholder text
400
6E91
#6E91DE
Disabled statesSecondary iconsMuted text
500
4472
#4472D5
Primary brand colorCTAsActive elementsLinks
600
2A56
#2A56B7
Hover statesFocus ringsPrimary buttons hover
700
2145
#214591
Active/pressed statesDark mode accentsSecondary text
800
1831
#183168
Text on light backgroundsHeadingsStrong borders
900
0F1F
#0F1F43
Primary textHigh emphasis contentDark headings
950
0914
#09142A
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F6FC;
  --cobalt-100: #E2E9F8;
  --cobalt-200: #C9D6F3;
  --cobalt-300: #9FB7E9;
  --cobalt-400: #6E91DE;
  --cobalt-500: #4472D5;
  --cobalt-600: #2A56B7;
  --cobalt-700: #214591;
  --cobalt-800: #183168;
  --cobalt-900: #0F1F43;
  --cobalt-950: #09142A;
}
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