Cobalt
#0451AF
BlueColor Codes
All color formats for development
HEX
#0451AFRGB
rgb(4, 81, 175)HSL
hsl(213, 96%, 35%)OKLCH
oklch(0.454 0.164 257.9)CMYK
cmyk(98%, 54%, 0%, 31%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#03499D
2#03418C
3#02387A
4#023069
5#022857
6#012046
7#011834
8#011023
9#000811
Tints
Lighter variations
1#0460CF
2#056FF0
3#1C80FA
4#3C92FB
5#5DA4FC
6#7DB6FC
7#9EC9FD
8#BEDBFE
9#DFEDFE
Tones
Muted variations
1#0C52A6
2#15529E
3#1D5395
4#26548D
5#2E5584
6#37567C
7#405773
8#48586A
9#515862
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F0F7 #F0F7FF | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DCEB #DCEBFE | Light backgroundsTable row hoverSkeleton loading |
| 200 | BEDB #BEDBFE | Secondary backgroundsInput backgroundsDividers |
| 300 | 8CBF #8CBFFD | BordersInactive statesPlaceholder text |
| 400 | 509D #509DFB | Disabled statesSecondary iconsMuted text |
| 500 | 1E81 #1E81FA | Primary brand colorCTAsActive elementsLinks |
| 600 | 0465 #0465DC | Hover statesFocus ringsPrimary buttons hover |
| 700 | 0451 #0451AF | Active/pressed statesDark mode accentsSecondary text |
| 800 | 033A #033A7D | Text on light backgroundsHeadingsStrong borders |
| 900 | 0225 #022550 | Primary textHigh emphasis contentDark headings |
| 950 | 0117 #011732 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F0F7FF;
--cobalt-100: #DCEBFE;
--cobalt-200: #BEDBFE;
--cobalt-300: #8CBFFD;
--cobalt-400: #509DFB;
--cobalt-500: #1E81FA;
--cobalt-600: #0465DC;
--cobalt-700: #0451AF;
--cobalt-800: #033A7D;
--cobalt-900: #022550;
--cobalt-950: #011732;
}