Charcoal
#313E81
BlueColor Codes
All color formats for development
HEX
#313E81RGB
rgb(49, 62, 129)HSL
hsl(230, 45%, 35%)OKLCH
oklch(0.391 0.113 271.9)CMYK
cmyk(62%, 52%, 0%, 49%)Accessibility
WCAG contrast compliance
Tailwind Scale
50-950 scale matching Tailwind CSS naming
Shades
Darker variations
1#2C3874
2#273268
3#222C5B
4#1D254E
5#191F41
6#141934
7#0F1327
8#0A0C1A
9#05060D
Tints
Lighter variations
1#3A4A99
2#4356B1
3#5768BF
4#6F7EC8
5#8793D1
6#9FA9DB
7#B7BEE4
8#CFD4ED
9#E7E9F6
Tones
Muted variations
1#35417D
2#394479
3#3D4775
4#414971
5#454C6D
6#494F69
7#4D5165
8#515461
9#55575D
Usage Guidelines
Recommended use cases for each shade level
| Level | Color | Typical Use Cases |
|---|---|---|
| 50 | F4F5 #F4F5FB | BackgroundsSubtle highlightsCard backgrounds |
| 100 | E5E8 #E5E8F5 | Light backgroundsTable row hoverSkeleton loading |
| 200 | CFD4 #CFD4ED | Secondary backgroundsInput backgroundsDividers |
| 300 | AAB3 #AAB3DF | BordersInactive statesPlaceholder text |
| 400 | 7E8B #7E8BCE | Disabled statesSecondary iconsMuted text |
| 500 | 596A #596AC0 | Primary brand colorCTAsActive elementsLinks |
| 600 | 3E4F #3E4FA3 | Hover statesFocus ringsPrimary buttons hover |
| 700 | 313E #313E81 | Active/pressed statesDark mode accentsSecondary text |
| 800 | 232D #232D5C | Text on light backgroundsHeadingsStrong borders |
| 900 | 161D #161D3B | Primary textHigh emphasis contentDark headings |
| 950 | 0E12 #0E1225 | Maximum contrast textDark mode backgrounds |
Export Code
Copy ready-to-use code for your project
:root {
--charcoal-50: #F4F5FB;
--charcoal-100: #E5E8F5;
--charcoal-200: #CFD4ED;
--charcoal-300: #AAB3DF;
--charcoal-400: #7E8BCE;
--charcoal-500: #596AC0;
--charcoal-600: #3E4FA3;
--charcoal-700: #313E81;
--charcoal-800: #232D5C;
--charcoal-900: #161D3B;
--charcoal-950: #0E1225;
}