Cobalt

#255ABB

Blue

Color Codes

All color formats for development

HEX
#255ABB
RGB
rgb(37, 90, 187)
HSL
hsl(219, 67%, 44%)
OKLCH
oklch(0.49 0.163 261.2)
CMYK
cmyk(80%, 52%, 0%, 27%)

Accessibility

WCAG contrast compliance

On White Background

6.44:1

AA AAA

On Black Background

3.26:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F6
100
#E1EA
200
#C8D7
300
#9DB9
400
#6A94
500
#3F75
600
#255A
700
#1D47
800
#1533
900
#0D21
950
#0814

Shades

Darker variations

1#2151A9
2#1E4896
3#1A3F83
4#163670
5#132D5E
6#0F244B
7#0B1B38
8#071225
9#040913

Tints

Lighter variations

1#2A65D3
2#4076D9
3#5887DE
4#7098E3
5#88A9E7
6#A0BAEC
7#B7CCF1
8#CFDDF6
9#E7EEFA

Tones

Muted variations

1#2D5CB4
2#345EAC
3#3C60A5
4#43639D
5#4B6596
6#52678E
7#5A6987
8#616C7F
9#696E78

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F6
#F2F6FC
BackgroundsSubtle highlightsCard backgrounds
100
E1EA
#E1EAF9
Light backgroundsTable row hoverSkeleton loading
200
C8D7
#C8D7F4
Secondary backgroundsInput backgroundsDividers
300
9DB9
#9DB9EC
BordersInactive statesPlaceholder text
400
6A94
#6A94E2
Disabled statesSecondary iconsMuted text
500
3F75
#3F75D9
Primary brand colorCTAsActive elementsLinks
600
255A
#255ABB
Hover statesFocus ringsPrimary buttons hover
700
1D47
#1D4795
Active/pressed statesDark mode accentsSecondary text
800
1533
#15336A
Text on light backgroundsHeadingsStrong borders
900
0D21
#0D2144
Primary textHigh emphasis contentDark headings
950
0814
#08142B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F6FC;
  --cobalt-100: #E1EAF9;
  --cobalt-200: #C8D7F4;
  --cobalt-300: #9DB9EC;
  --cobalt-400: #6A94E2;
  --cobalt-500: #3F75D9;
  --cobalt-600: #255ABB;
  --cobalt-700: #1D4795;
  --cobalt-800: #15336A;
  --cobalt-900: #0D2144;
  --cobalt-950: #08142B;
}
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