Cobalt
#1D3795
BlueColor Codes
All color formats for development
HEX
#1D3795RGB
rgb(29, 55, 149)HSL
hsl(227, 67%, 35%)OKLCH
oklch(0.382 0.157 266.6)CMYK
cmyk(81%, 63%, 0%, 42%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#1B3286
2#182C77
3#152768
4#122159
5#0F1C4B
6#0C163C
7#09112D
8#060B1E
9#03060F
Tints
Lighter variations
1#2342B1
2#284CCC
3#3D5FD9
4#5976DE
5#758DE4
6#90A4E9
7#ACBAEF
8#C8D1F4
9#E3E8FA
Tones
Muted variations
1#233B8F
2#293E89
3#2F4283
4#35457D
5#3B4877
6#414C71
7#474F6B
8#4D5265
9#53565F
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F4 #F2F4FC | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E1E6 #E1E6F9 | Light backgroundsTable row hoverSkeleton loading |
| 200 | C8D1 #C8D1F4 | Secondary backgroundsInput backgroundsDividers |
| 300 | 9DAE #9DAEEC | BordersInactive statesPlaceholder text |
| 400 | 6A84 #6A84E2 | Disabled statesSecondary iconsMuted text |
| 500 | 3F61 #3F61D9 | Primary brand colorCTAsActive elementsLinks |
| 600 | 2546 #2546BB | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1D37 #1D3795 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 1528 #15286A | Text on light backgroundsHeadingsStrong borders |
| 900 | 0D19 #0D1944 | 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: #F2F4FC;
--cobalt-100: #E1E6F9;
--cobalt-200: #C8D1F4;
--cobalt-300: #9DAEEC;
--cobalt-400: #6A84E2;
--cobalt-500: #3F61D9;
--cobalt-600: #2546BB;
--cobalt-700: #1D3795;
--cobalt-800: #15286A;
--cobalt-900: #0D1944;
--cobalt-950: #08102B;
}