#312647
≈ black · rgb(49, 38, 71)
Color formats
HEX#312647
RGBrgb(49, 38, 71)
HSLhsl(260, 30%, 21%)
HSVhsv(260, 46%, 28%)
OKLCHoklch(30% 0.06 298)
CMYKcmyk(31%, 46%, 0%, 72%)
Contrast & accessibility
On white14.01:1AA pass
On black1.50:1below AA
Best text color#FFFFFF
Nearest CSS name: black
Copy-ready code
CSS custom properties
:root {
--black: #312647;
--black-rgb: 49 38 71;
--black-oklch: oklch(30% 0.06 298);
}The space-separated triple lets you set alpha without a second variable:
background: rgb(var(--black-rgb) / 40%);
Tailwind (arbitrary value)
bg-[#312647] text-[#312647] border-[#312647]
Shades & tints
Color harmonies
About this color
#312647 is a color with the RGB value rgb(49, 38, 71). Its closest CSS named color is "black". On this page you'll find every format (HEX, RGB, HSL, HSV, OKLCH, CMYK), WCAG contrast against white and black, a full 50–950 shade scale, and complementary, analogous and triadic harmonies — each linking to its own color page.