Cobalt

#1057A2

Blue

Color Codes

All color formats for development

HEX
#1057A2
RGB
rgb(16, 87, 162)
HSL
hsl(211, 82%, 35%)
OKLCH
oklch(0.459 0.138 254.5)
CMYK
cmyk(90%, 46%, 0%, 36%)

Accessibility

WCAG contrast compliance

On White Background

7.22:1

AA AAA

On Black Background

2.91:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F1F7
100
#DFED
200
#C3DD
300
#94C3
400
#5DA3
500
#2E89
600
#146D
700
#1057
800
#0B3E
900
#0728
950
#0519

Shades

Darker variations

1#0E4E92
2#0D4582
3#0B3D72
4#0A3461
5#082B51
6#062341
7#051A31
8#031120
9#020910

Tints

Lighter variations

1#1367C1
2#1677DF
3#2C88EA
4#4A99ED
5#68AAF0
6#86BBF3
7#A5CCF6
8#C3DDF9
9#E1EEFC

Tones

Muted variations

1#17579B
2#1F5794
3#26588C
4#2D5885
5#35587E
6#3C5877
7#43596F
8#4B5968
9#525961

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F1F7
#F1F7FE
BackgroundsSubtle highlightsCard backgrounds
100
DFED
#DFEDFC
Light backgroundsTable row hoverSkeleton loading
200
C3DD
#C3DDF9
Secondary backgroundsInput backgroundsDividers
300
94C3
#94C3F4
BordersInactive statesPlaceholder text
400
5DA3
#5DA3EF
Disabled statesSecondary iconsMuted text
500
2E89
#2E89EA
Primary brand colorCTAsActive elementsLinks
600
146D
#146DCC
Hover statesFocus ringsPrimary buttons hover
700
1057
#1057A2
Active/pressed statesDark mode accentsSecondary text
800
0B3E
#0B3E74
Text on light backgroundsHeadingsStrong borders
900
0728
#07284A
Primary textHigh emphasis contentDark headings
950
0519
#05192E
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F1F7FE;
  --cobalt-100: #DFEDFC;
  --cobalt-200: #C3DDF9;
  --cobalt-300: #94C3F4;
  --cobalt-400: #5DA3EF;
  --cobalt-500: #2E89EA;
  --cobalt-600: #146DCC;
  --cobalt-700: #1057A2;
  --cobalt-800: #0B3E74;
  --cobalt-900: #07284A;
  --cobalt-950: #05192E;
}
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