Close to Ink Blue
#331B38
#331B38 is a very dark, muted purple, close to the color Ink Blue. In RGB it’s made of 20% red, 10.6% green, and 22% blue. Its hue is 290°, with 35% saturation and 16% lightness, so it reads as a cool 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 #331B38.
Split complementary
The two neighbors of the complement: contrast that’s easier to balance.
Open in the palette builder →Tetradic
Two complementary pairs: rich, best with one color in charge.
Open in the palette builder →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
15.50:1 AAABlack text on this color
1.35:1 FailThis color as text on white
15.50:1 AAAThis color as text on black
1.35:1 FailHow it looks with color blindness
About 1 in 12 men and 1 in 200 women see color differently. Here’s #331B38 as they’d see it.
#331B38 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 #331B38
What color is #331B38?
#331B38 is a very dark, muted purple, close to the color Ink Blue. In RGB it’s made of 20% red, 10.6% green, and 22% blue. Its hue is 290°, with 35% saturation and 16% lightness, so it reads as a cool color. White text sits best on top of it.
What is #331B38 in RGB?
#331B38 is rgb(51, 27, 56): 51 red, 27 green, and 56 blue on a 0–255 scale.
What is #331B38 in CMYK?
Roughly cmyk(9, 52, 0, 78). Print results depend on paper and press, so proof it before a big print run.
What Pantone is closest to #331B38?
PANTONE 2626 C is the closest match in our list. Screen colors and ink never match perfectly; check a physical Pantone guide.
What color goes with #331B38?
Its complement #122A0C gives the strongest contrast. For something calmer, try its analogous neighbors, or its own tints and shades above.