Close to Klein Blue
#003FCF
#003FCF is a mid-tone, vivid blue, close to the color Klein Blue. In RGB it’s made of 0% red, 24.7% green, and 81.2% blue. Its hue is 222°, with 100% saturation and 41% 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 #003FCF.
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
8.04:1 AAABlack text on this color
2.61:1 FailThis color as text on white
8.04:1 AAAThis color as text on black
2.61:1 FailHow it looks with color blindness
About 1 in 12 men and 1 in 200 women see color differently. Here’s #003FCF as they’d see it.
#003FCF 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
Brand names identify the brands only; no affiliation. Test yourself in Brand Colors.
Questions about #003FCF
What color is #003FCF?
#003FCF is a mid-tone, vivid blue, close to the color Klein Blue. In RGB it’s made of 0% red, 24.7% green, and 81.2% blue. Its hue is 222°, with 100% saturation and 41% lightness, so it reads as a cool color. White text sits best on top of it.
What is #003FCF in RGB?
#003FCF is rgb(0, 63, 207): 0 red, 63 green, and 207 blue on a 0–255 scale.
What is #003FCF in CMYK?
Roughly cmyk(100, 70, 0, 19). Print results depend on paper and press, so proof it before a big print run.
What Pantone is closest to #003FCF?
PANTONE 286 C is the closest match in our list. Screen colors and ink never match perfectly; check a physical Pantone guide.
What color goes with #003FCF?
Its complement #6D4900 gives the strongest contrast. For something calmer, try its analogous neighbors, or its own tints and shades above.