Cobalt
#15529E
BlueColor Codes
All color formats for development
HEX
#15529ERGB
rgb(21, 82, 158)HSL
hsl(213, 77%, 35%)OKLCH
oklch(0.446 0.138 256.6)CMYK
cmyk(87%, 48%, 0%, 38%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#124A8E
2#10427E
3#0E3A6F
4#0C315F
5#0A294F
6#08213F
7#06192F
8#041020
9#020810
Tints
Lighter variations
1#1862BB
2#1C71D9
3#3282E4
4#4F94E8
5#6CA6EC
6#8AB8F0
7#A7C9F4
8#C4DBF7
9#E2EDFB
Tones
Muted variations
1#1B5397
2#225490
3#295489
4#305582
5#37567C
6#3E5775
7#45576E
8#4C5867
9#525960
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F7 #F1F7FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DFEC #DFECFB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C4DB #C4DBF7 | Secondary backgroundsInput backgroundsDividers |
| 300 | 97C0 #97C0F2 | BordersInactive statesPlaceholder text |
| 400 | 619F #619FEA | Disabled statesSecondary iconsMuted text |
| 500 | 3483 #3483E5 | Primary brand colorCTAsActive elementsLinks |
| 600 | 1A68 #1A68C7 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1552 #15529E | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0F3B #0F3B71 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0926 #092648 | 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: #F1F7FD;
--cobalt-100: #DFECFB;
--cobalt-200: #C4DBF7;
--cobalt-300: #97C0F2;
--cobalt-400: #619FEA;
--cobalt-500: #3483E5;
--cobalt-600: #1A68C7;
--cobalt-700: #15529E;
--cobalt-800: #0F3B71;
--cobalt-900: #092648;
--cobalt-950: #06182D;
}