Preview
#660000
Family: Red
Accessibility on this swatch:
Contrast vs white: 13.42:1 · vs black: 1.56:1
HEX
#660000
RGB
rgb(102, 0, 0)
RGBA
rgba(102, 0, 0, 1)
HSL
hsl(0, 100%, 20%)
HSV
hsv(0, 100%, 40%)
LAB
lab(19.33% 40.87 29.66)
LCH
lch(19.33% 50.5 35.97)
OKLAB
oklab(0.3204 0.1147 0.0642)
OKLCH
oklch(0.3204 0.1314 29.24)
XYZ
xyz(5.48, 2.83, 0.26)
CMYK
cmyk(0%, 100%, 100%, 60%)
CSS
color: #660000;
CSS variable
--color-660000: #660000;
SCSS
$color-660000: #660000;
Tailwind
slate-800
Export
:root {
--web-safe-#660000-1: #660000;
}Energy, urgency, passion, and excitement. Often used for CTAs, alerts, and brands that want attention.
Usage examples: primary buttons, chart series, status badges, marketing gradients, and brand accents in the Red family.