What color does yellow and black make?
The short answer: yellow and black make olive. Blended 50/50 you land on #636300 (Dark Olive Green), with heavier ratios leaning back toward whichever color you push — try the sliders in the mixer above.
#636300 - HEX
- #636300
- RGB
- rgb(99, 99, 0)
- HSL
- hsl(60, 100%, 19%)
- CMYK
- cmyk(0%, 0%, 100%, 61%)
color-mix(in oklab, #ffff00 50%, #000000) Yellow 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:
#87884f Tint #adaf88 50/50 mix #636300 Shade #212100 Darker #414100 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
Yellow #ffff00 — The lightest primary — in paint, the warm primary that makes oranges and greens.
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 #636300 to RGB, HSL or CMYK.
Related mixes
See all color mixes for the full directory.
Frequently asked questions
Does yellow and black make olive?
Yes — equal parts give olive, around #636300. The exact shade depends on your ratio: yellow-heavy mixes lean toward #aeae00 and black-heavy mixes toward #222200.
What is the HEX code for yellow and black mixed?
A 50/50 perceptual mix is #636300 (Dark Olive Green). If you need it in CSS, the mixer above generates a ready-to-paste color-mix() snippet: color-mix(in oklab, #ffff00 50%, #000000).
What does yellow 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 olive mix lighter or darker?
Mix the result with white to tint it — 50% white gives about #adaf88 — or with black to shade it, where 50% black gives about #212100. The strip above shows the full run from lighter to darker.