Cobalt

#25458D

Blue

Color Codes

All color formats for development

HEX
#25458D
RGB
rgb(37, 69, 141)
HSL
hsl(222, 58%, 35%)
OKLCH
oklch(0.409 0.126 263.7)
CMYK
cmyk(74%, 51%, 0%, 45%)

Accessibility

WCAG contrast compliance

On White Background

9.07:1

AA AAA

On Black Background

2.31:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F3F6
100
#E3E9
200
#CBD6
300
#A2B7
400
#7291
500
#4A72
600
#2F56
700
#2545
800
#1B31
900
#111F
950
#0B14

Shades

Darker variations

1#223E7F
2#1E3771
3#1A3063
4#162955
5#132247
6#0F1B38
7#0B152A
8#070E1C
9#04070E

Tints

Lighter variations

1#2C51A7
2#335EC1
3#4870CE
4#6284D5
5#7C99DC
6#96ADE3
7#B0C2EA
8#CBD6F1
9#E5EBF8

Tones

Muted variations

1#2B4788
2#304983
3#354B7D
4#3A4D78
5#3F4F73
6#45516E
7#4A5369
8#4F5564
9#54575E

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F3F6
#F3F6FC
BackgroundsSubtle highlightsCard backgrounds
100
E3E9
#E3E9F8
Light backgroundsTable row hoverSkeleton loading
200
CBD6
#CBD6F1
Secondary backgroundsInput backgroundsDividers
300
A2B7
#A2B7E6
BordersInactive statesPlaceholder text
400
7291
#7291DA
Disabled statesSecondary iconsMuted text
500
4A72
#4A72CF
Primary brand colorCTAsActive elementsLinks
600
2F56
#2F56B1
Hover statesFocus ringsPrimary buttons hover
700
2545
#25458D
Active/pressed statesDark mode accentsSecondary text
800
1B31
#1B3165
Text on light backgroundsHeadingsStrong borders
900
111F
#111F40
Primary textHigh emphasis contentDark headings
950
0B14
#0B1428
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F3F6FC;
  --cobalt-100: #E3E9F8;
  --cobalt-200: #CBD6F1;
  --cobalt-300: #A2B7E6;
  --cobalt-400: #7291DA;
  --cobalt-500: #4A72CF;
  --cobalt-600: #2F56B1;
  --cobalt-700: #25458D;
  --cobalt-800: #1B3165;
  --cobalt-900: #111F40;
  --cobalt-950: #0B1428;
}
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