Medium Blue

Medium Blue is a dark, saturated blue-violet color with the hex code #0000CD (hue 240°, saturation 100%, lightness 40%). It is also the CSS named color mediumblue.

#0000CD

	Name	HEX	RGB	HSL	CMYK	OKLCH
	Medium Blue	`#0000CD`	0, 0, 205	240°, 100%, 40%	100, 100, 0, 20	38.3% 0.266 264

Contrast with white text 11.16:1, with black text 1.88:1 — use white text on Medium Blue.

mediumblue is one of the 148 named colors in CSS, with exactly this value, so color: mediumblue works in any browser without a hex code.

Huebook · Maintained by Iris Marlow (pen name) · automated checks · Data: color-name-list (MIT) for names; CSS Color Module Level 4 (W3C) for CSS named colors · Updated Oct 19, 2026 · How the checks work

Tints and shades

#CCCCFF

#8080FF

#3333FF

#0000E6

#000099

#00004D

Colors that go with Medium Blue

Six color schemes built on Medium Blue with classic harmony rules. The complementary scheme pairs it with Golden Foil (#CCCC00), the color opposite it on the color wheel.

Nearest CSS named colors

Blue (blue): Blue (#0000FF) is lighter than Medium Blue (relative luminance 0.072 vs 0.044) and equally saturated, with the same hue.
Dark Blue (CSS) (darkblue): Dark Blue (CSS) (#00008B) is darker than Medium Blue (relative luminance 0.019 vs 0.044) and equally saturated, with the same hue.
Navy (navy): Navy (#000080) is darker than Medium Blue (relative luminance 0.016 vs 0.044) and equally saturated, with the same hue.
Midnight Blue (midnightblue): Midnight Blue (#191970) is darker than Medium Blue (relative luminance 0.021 vs 0.044) and less saturated, with the same hue.

Similar medium blue colors

Questions

What is the hex code for Medium Blue?

#0000CD — RGB 0, 0, 205, HSL 240°, 100%, 40%.

Is Medium Blue a warm or cool color?

Cool — its hue sits at 240° on the color wheel.