Cobalt
#1257A1
BlueColor Codes
All color formats for development
HEX
#1257A1RGB
rgb(18, 87, 161)HSL
hsl(211, 80%, 35%)OKLCH
oklch(0.459 0.136 254.5)CMYK
cmyk(89%, 46%, 0%, 37%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#104E91
2#0E4581
3#0C3D70
4#0B3460
5#092B50
6#072340
7#051A30
8#041120
9#020910
Tints
Lighter variations
1#1567BE
2#1877DC
3#2E88E8
4#4C99EB
5#6AAAEE
6#88BBF2
7#A5CCF5
8#C3DDF8
9#E1EEFC
Tones
Muted variations
1#19579A
2#205792
3#27588B
4#2E5884
5#36587D
6#3D5876
7#44596F
8#4B5968
9#525960
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F1F7 #F1F7FD | BackgroundsSubtle highlightsCard backgrounds |
| 100 | DFED #DFEDFB | Light backgroundsTable row hoverSkeleton loading |
| 200 | C3DD #C3DDF8 | Secondary backgroundsInput backgroundsDividers |
| 300 | 95C3 #95C3F3 | BordersInactive statesPlaceholder text |
| 400 | 5EA3 #5EA3ED | Disabled statesSecondary iconsMuted text |
| 500 | 3089 #3089E8 | Primary brand colorCTAsActive elementsLinks |
| 600 | 166D #166DCA | Hover statesFocus ringsPrimary buttons hover |
| 700 | 1257 #1257A1 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 0D3E #0D3E73 | Text on light backgroundsHeadingsStrong borders |
| 900 | 0828 #082849 | Primary textHigh emphasis contentDark headings |
| 950 | 0519 #05192E | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--cobalt-50: #F1F7FD;
--cobalt-100: #DFEDFB;
--cobalt-200: #C3DDF8;
--cobalt-300: #95C3F3;
--cobalt-400: #5EA3ED;
--cobalt-500: #3089E8;
--cobalt-600: #166DCA;
--cobalt-700: #1257A1;
--cobalt-800: #0D3E73;
--cobalt-900: #082849;
--cobalt-950: #05192E;
}