Cobalt

#145E9F

Blue

Color Codes

All color formats for development

HEX
#145E9F
RGB
rgb(20, 94, 159)
HSL
hsl(208, 78%, 35%)
OKLCH
oklch(0.474 0.125 250.6)
CMYK
cmyk(87%, 41%, 0%, 38%)

Accessibility

WCAG contrast compliance

On White Background

6.71:1

AA AAA

On Black Background

3.13:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F8
100
#DFEE
200
#C4E0
300
#97C7
400
#60AA
500
#3392
600
#1976
700
#145E
800
#0E43
900
#092B
950
#061B

Shades

Darker variations

1#12558F
2#104B7F
3#0E426F
4#0C385F
5#0A2F4F
6#082640
7#061C30
8#041320
9#020910

Tints

Lighter variations

1#176FBC
2#1B81DA
3#3091E5
4#4EA1E9
5#6BB0ED
6#89C0F0
7#A6D0F4
8#C4E0F8
9#E1EFFB

Tones

Muted variations

1#1B5D98
2#225D91
3#295C8A
4#2F5C83
5#365C7C
6#3D5B75
7#445B6E
8#4B5A67
9#525A60

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F8
#F1F8FD
BackgroundsSubtle highlightsCard backgrounds
100
DFEE
#DFEEFB
Light backgroundsTable row hoverSkeleton loading
200
C4E0
#C4E0F8
Secondary backgroundsInput backgroundsDividers
300
97C7
#97C7F2
BordersInactive statesPlaceholder text
400
60AA
#60AAEB
Disabled statesSecondary iconsMuted text
500
3392
#3392E6
Primary brand colorCTAsActive elementsLinks
600
1976
#1976C8
Hover statesFocus ringsPrimary buttons hover
700
145E
#145E9F
Active/pressed statesDark mode accentsSecondary text
800
0E43
#0E4371
Text on light backgroundsHeadingsStrong borders
900
092B
#092B49
Primary textHigh emphasis contentDark headings
950
061B
#061B2D
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F8FD;
  --cobalt-100: #DFEEFB;
  --cobalt-200: #C4E0F8;
  --cobalt-300: #97C7F2;
  --cobalt-400: #60AAEB;
  --cobalt-500: #3392E6;
  --cobalt-600: #1976C8;
  --cobalt-700: #145E9F;
  --cobalt-800: #0E4371;
  --cobalt-900: #092B49;
  --cobalt-950: #061B2D;
}
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