Cobalt
#15479D
BlueColor Codes
All color formats for development
HEX
#15479DRGB
rgb(21, 71, 157)HSL
hsl(218, 76%, 35%)OKLCH
oklch(0.42 0.15 260.7)CMYK
cmyk(87%, 55%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#13408D
2#11397E
3#0F326E
4#0D2B5E
5#0B244F
6#091C3F
7#06152F
8#040E1F
9#020710
Tints
Lighter variations
1#1954BA
2#1D62D7
3#3373E3
4#5087E7
5#6D9BEB
6#8AAFEF
7#A7C3F3
8#C5D7F7
9#E2EBFB
Tones
Muted variations
1#1C4996
2#234B90
3#2A4D89
4#314E82
5#37507B
6#3E5274
7#45546E
8#4C5667
9#525760
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F6 #F2F6FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0EA #E0EAFB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C5D7 #C5D7F7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 98B8 #98B8F1 | BordersInactive statesPlaceholder text |
| 400 | 6294 #6294EA | Disabled statesSecondary iconsMuted text |
| 500 | 3575 #3575E3 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1B59 #1B59C5 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1547 #15479D | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F33 #0F3370 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0A21 #0A2148 | Primary textHigh emphasis contentDark headings |
| 950 | 0614 #06142D | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F6FD;
--cobalt-100: #E0EAFB;
--cobalt-200: #C5D7F7;
--cobalt-300: #98B8F1;
--cobalt-400: #6294EA;
--cobalt-500: #3575E3;
--cobalt-600: #1B59C5;
--cobalt-700: #15479D;
--cobalt-800: #0F3370;
--cobalt-900: #0A2148;
--cobalt-950: #06142D;
}