What color does blue and black make?
The short answer: blue and black make navy blue. Blended 50/50 you land on #000063 (Navy), with heavier ratios leaning back toward whichever color you push — try the sliders in the mixer above.
#000063 - HEX
- #000063
- RGB
- rgb(0, 0, 99)
- HSL
- hsl(240, 100%, 19%)
- CMYK
- cmyk(100%, 100%, 0%, 61%)
color-mix(in oklab, #0000ff 50%, #000000) Blue to Black: every ratio
How much of each color you use moves the answer along the blend path. The perceptual midpoint is the 50/50 row; the others show what a 3:1 ratio does in either direction.
Lighter and darker versions
Tint the mix toward white or shade it toward black and you get a small palette that all clearly belongs to the same family:
#2b498c Tint #6c84b4 50/50 mix #000063 Shade #000021 Darker #000041 Paint vs. screen: why the medium matters
On a screen, colors blend by adding light; with paint, pigments subtract light and the result is usually darker and duller. This page's values are the perceptual blend of the two colors — the closest digital equivalent to what mixed paint looks like.
About these two colors
Blue #0000ff — A primary of both light and paint, sitting between cyan and violet on the wheel.
Black #000000 — The absence of light on a screen; in paint, the darkest pigment that shades every mix.
Want to blend these with different colors entirely? Open the full color mixer, or convert #000063 to RGB, HSL or CMYK.
Related mixes
See all color mixes for the full directory.
Frequently asked questions
Does blue and black make navy blue?
Yes — equal parts give navy blue, around #000063. The exact shade depends on your ratio: blue-heavy mixes lean toward #0000ae and black-heavy mixes toward #000022.
What is the HEX code for blue and black mixed?
A 50/50 perceptual mix is #000063 (Navy). If you need it in CSS, the mixer above generates a ready-to-paste color-mix() snippet: color-mix(in oklab, #0000ff 50%, #000000).
What does blue and black make in paint vs. on a screen?
On a screen, colors blend by adding light; with paint, pigments subtract light and the result is usually darker and duller. This page's values are the perceptual blend of the two colors — the closest digital equivalent to what mixed paint looks like.
How do I make the navy blue mix lighter or darker?
Mix the result with white to tint it — 50% white gives about #6c84b4 — or with black to shade it, where 50% black gives about #000021. The strip above shows the full run from lighter to darker.