Cobalt

#1D3796

Blue

Color Codes

All color formats for development

HEX
#1D3796
RGB
rgb(29, 55, 150)
HSL
hsl(227, 68%, 35%)
OKLCH
oklch(0.383 0.159 266.7)
CMYK
cmyk(81%, 63%, 0%, 41%)

Accessibility

WCAG contrast compliance

On White Background

10.30:1

AA AAA

On Black Background

2.04:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F4
100
#E1E6
200
#C7D1
300
#9CAE
400
#6983
500
#3E60
600
#2445
700
#1D37
800
#1427
900
#0D19
950
#0810

Shades

Darker variations

1#1A3187
2#172C78
3#142669
4#11215A
5#0E1B4B
6#0B163C
7#09102D
8#060B1E
9#03050F

Tints

Lighter variations

1#2241B2
2#274BCE
3#3C5EDA
4#5875DF
5#748CE4
6#90A3EA
7#ABBAEF
8#C7D1F4
9#E3E8FA

Tones

Muted variations

1#233A90
2#293E8A
3#2F4184
4#35457E
5#3B4878
6#414B72
7#474F6B
8#4D5265
9#53565F

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F4
#F2F4FD
BackgroundsSubtle highlightsCard backgrounds
100
E1E6
#E1E6F9
Light backgroundsTable row hoverSkeleton loading
200
C7D1
#C7D1F4
Secondary backgroundsInput backgroundsDividers
300
9CAE
#9CAEEC
BordersInactive statesPlaceholder text
400
6983
#6983E2
Disabled statesSecondary iconsMuted text
500
3E60
#3E60DA
Primary brand colorCTAsActive elementsLinks
600
2445
#2445BC
Hover statesFocus ringsPrimary buttons hover
700
1D37
#1D3796
Active/pressed statesDark mode accentsSecondary text
800
1427
#14276B
Text on light backgroundsHeadingsStrong borders
900
0D19
#0D1945
Primary textHigh emphasis contentDark headings
950
0810
#08102B
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --cobalt-50: #F2F4FD;
  --cobalt-100: #E1E6F9;
  --cobalt-200: #C7D1F4;
  --cobalt-300: #9CAEEC;
  --cobalt-400: #6983E2;
  --cobalt-500: #3E60DA;
  --cobalt-600: #2445BC;
  --cobalt-700: #1D3796;
  --cobalt-800: #14276B;
  --cobalt-900: #0D1945;
  --cobalt-950: #08102B;
}
Generate More ShadesCreate PaletteConvert Color