Cobalt

#233C90

Blue

Color Codes

All color formats for development

HEX
#233C90
RGB
rgb(35, 60, 144)
HSL
hsl(226, 61%, 35%)
OKLCH
oklch(0.391 0.142 266.9)
CMYK
cmyk(76%, 58%, 0%, 44%)

Accessibility

WCAG contrast compliance

On White Background

9.90:1

AA AAA

On Black Background

2.12:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F5
100
#E2E7
200
#CAD3
300
#A1B1
400
#6F89
500
#4667
600
#2C4C
700
#233C
800
#192B
900
#101C
950
#0A11

Shades

Darker variations

1#1F3681
2#1C3073
3#182A65
4#152456
5#111E48
6#0E1839
7#0A122B
8#070C1D
9#03060E

Tints

Lighter variations

1#2947AA
2#3053C5
3#4465D2
4#5F7BD8
5#7A91DF
6#94A7E5
7#AFBDEC
8#CAD3F2
9#E4E9F9

Tones

Muted variations

1#283F8A
2#2E4285
3#33457F
4#39487A
5#3E4B74
6#434E6F
7#49516A
8#4E5364
9#54565F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F5
#F3F5FC
BackgroundsSubtle highlightsCard backgrounds
100
E2E7
#E2E7F8
Light backgroundsTable row hoverSkeleton loading
200
CAD3
#CAD3F2
Secondary backgroundsInput backgroundsDividers
300
A1B1
#A1B1E8
BordersInactive statesPlaceholder text
400
6F89
#6F89DC
Disabled statesSecondary iconsMuted text
500
4667
#4667D2
Primary brand colorCTAsActive elementsLinks
600
2C4C
#2C4CB5
Hover statesFocus ringsPrimary buttons hover
700
233C
#233C90
Active/pressed statesDark mode accentsSecondary text
800
192B
#192B67
Text on light backgroundsHeadingsStrong borders
900
101C
#101C42
Primary textHigh emphasis contentDark headings
950
0A11
#0A1129
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F5FC;
  --cobalt-100: #E2E7F8;
  --cobalt-200: #CAD3F2;
  --cobalt-300: #A1B1E8;
  --cobalt-400: #6F89DC;
  --cobalt-500: #4667D2;
  --cobalt-600: #2C4CB5;
  --cobalt-700: #233C90;
  --cobalt-800: #192B67;
  --cobalt-900: #101C42;
  --cobalt-950: #0A1129;
}
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