Close to Storm
#666178
#666178 is a mid-tone neutral gray, close to the color Storm. In RGB it’s made of 40% red, 38% green, and 47.1% blue. Its hue is 253°, with 11% saturation and 43% lightness, so it reads as a neutral color. White text sits best on top of it.
Color codes
Tints, shades & tones
Tints add white, shades add black, tones add gray. Tap any one to open its page.
Tints
Shades
Tones
Color harmonies
Combinations from the color wheel, built around #666178.
Split complementary
The two neighbors of the complement: contrast that’s easier to balance.
Open in the palette creator →Tetradic
Two complementary pairs: rich, best with one color in charge.
Open in the palette creator →Contrast & readability
WCAG contrast ratios for text. 4.5:1 is the minimum for body text, 3:1 for large text.
White text on this color
5.92:1 AABlack text on this color
3.55:1 AA LargeThis color as text on white
5.92:1 AAThis color as text on black
3.55:1 AA LargeHow it looks with color blindness
About 1 in 12 men and 1 in 200 women see color differently. Here’s #666178 as they’d see it.
#666178 in use
A headline in this color
Body text stays dark for reading; the color carries buttons, links, and accents.
On a dark background
Get startedSimilar colors
Questions about #666178
What color is #666178?
#666178 is a mid-tone neutral gray, close to the color Storm. In RGB it’s made of 40% red, 38% green, and 47.1% blue. Its hue is 253°, with 11% saturation and 43% lightness, so it reads as a neutral color. White text sits best on top of it.
What is #666178 in RGB?
#666178 is rgb(102, 97, 120): 102 red, 97 green, and 120 blue on a 0–255 scale.
What is #666178 in CMYK?
Roughly cmyk(15, 19, 0, 53). Print results depend on paper and press, so proof it before a big print run.
What Pantone is closest to #666178?
PANTONE 431 C is the closest match in our list. Screen colors and ink never match perfectly; check a physical Pantone guide.
What color goes with #666178?
Its complement #61674F gives the strongest contrast. For something calmer, try its analogous neighbors, or its own tints and shades above.