Swatch
#1F5F8B Open Ocean
#1F5F8B is a dark, rich blue, known as Open Ocean. In RGB it’s made of 12.2% red, 37.3% green, and 54.5% blue. Its hue is 204°, with 64% saturation and 33% 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 #1F5F8B.
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
6.84:1 AABlack text on this color
3.07:1 AA LargeThis color as text on white
6.84:1 AAThis color as text on black
3.07:1 AA LargeHow it looks with color blindness
About 1 in 12 men and 1 in 200 women see color differently. Here’s #1F5F8B as they’d see it.
#1F5F8B 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 #1F5F8B
What color is #1F5F8B?
#1F5F8B is a dark, rich blue, known as Open Ocean. In RGB it’s made of 12.2% red, 37.3% green, and 54.5% blue. Its hue is 204°, with 64% saturation and 33% lightness, so it reads as a cool color. White text sits best on top of it.
What is #1F5F8B in RGB?
#1F5F8B is rgb(31, 95, 139): 31 red, 95 green, and 139 blue on a 0–255 scale.
What is #1F5F8B in CMYK?
Roughly cmyk(78, 32, 0, 45). Print results depend on paper and press, so proof it before a big print run.
What Pantone is closest to #1F5F8B?
PANTONE 7691 C is the closest match in our list. Screen colors and ink never match perfectly; check a physical Pantone guide.
What color goes with #1F5F8B?
Its complement #7E5032 gives the strongest contrast. For something calmer, try its analogous neighbors, or its own tints and shades above.