Close to Aqua Blue
#21BFDF
#21BFDF is a mid-tone, rich teal, close to the color Aqua Blue. In RGB it’s made of 12.9% red, 74.9% green, and 87.5% blue. Its hue is 190°, with 75% saturation and 50% lightness, so it reads as a cool color. Black 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 #21BFDF.
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
2.19:1 FailBlack text on this color
9.58:1 AAAThis color as text on white
2.19:1 FailThis color as text on black
9.58:1 AAAHow it looks with color blindness
About 1 in 12 men and 1 in 200 women see color differently. Here’s #21BFDF as they’d see it.
#21BFDF in use
A headline in this color
Body text stays dark for reading; the color carries buttons, links, and accents.
On a dark background
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Brands with a similar color
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Questions about #21BFDF
What color is #21BFDF?
#21BFDF is a mid-tone, rich teal, close to the color Aqua Blue. In RGB it’s made of 12.9% red, 74.9% green, and 87.5% blue. Its hue is 190°, with 75% saturation and 50% lightness, so it reads as a cool color. Black text sits best on top of it.
What is #21BFDF in RGB?
#21BFDF is rgb(33, 191, 223): 33 red, 191 green, and 223 blue on a 0–255 scale.
What is #21BFDF in CMYK?
Roughly cmyk(85, 14, 0, 13). Print results depend on paper and press, so proof it before a big print run.
What Pantone is closest to #21BFDF?
PANTONE 306 C is the closest match in our list. Screen colors and ink never match perfectly; check a physical Pantone guide.
What color goes with #21BFDF?
Its complement #EE9A83 gives the strongest contrast. For something calmer, try its analogous neighbors, or its own tints and shades above.