Cobalt
#15529D
BlueColor Codes
All color formats for development
HEX
#15529DRGB
rgb(21, 82, 157)HSL
hsl(213, 76%, 35%)OKLCH
oklch(0.445 0.136 256.3)CMYK
cmyk(87%, 48%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#134A8D
2#11427E
3#0F3A6E
4#0D315E
5#0B294F
6#09213F
7#06192F
8#04101F
9#020810
Tints
Lighter variations
1#1962BA
2#1D71D7
3#3382E3
4#5094E7
5#6DA6EB
6#8AB8EF
7#A7C9F3
8#C5DBF7
9#E2EDFB
Tones
Muted variations
1#1C5396
2#235490
3#2A5589
4#315582
5#37567B
6#3E5774
7#45576E
8#4C5867
9#525960
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F2F7 #F2F7FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E0EC #E0ECFB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C5DB #C5DBF7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 98C0 #98C0F1 | BordersInactive statesPlaceholder text |
| 400 | 629F #629FEA | Disabled statesSecondary iconsMuted text |
| 500 | 3584 #3584E3 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1B68 #1B68C5 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1552 #15529D | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F3B #0F3B70 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0A26 #0A2648 | Primary textHigh emphasis contentDark headings |
| 950 | 0618 #06182D | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F2F7FD;
--cobalt-100: #E0ECFB;
--cobalt-200: #C5DBF7;
--cobalt-300: #98C0F1;
--cobalt-400: #629FEA;
--cobalt-500: #3584E3;
--cobalt-600: #1B68C5;
--cobalt-700: #15529D;
--cobalt-800: #0F3B70;
--cobalt-900: #0A2648;
--cobalt-950: #06182D;
}