Colour

#222F49

#222F49
Blue
Dark
Nearest: Dark slate grey

#222F49 is a blue with RGB values 34, 47, 73 and HSL 220°, 36%, 21%. It is a dark colour, so white text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#222F49#222F49

HEX#222F49

RGBrgb(34, 47, 73)

RGB (0–1)0.1333, 0.1843, 0.2863

RGB percentages13.3%, 18.4%, 28.6%

HSLhsl(220, 36.4%, 21%)

HSV / HSBhsv(220, 53.4%, 28.6%)

CMYK53.4%, 35.6%, 0%, 71.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,240,329

CSS custom property--colour: #222F49;

Brightness & contrast

Relative luminance0.02854WCAG 2.x, 0 is black and 1 is white

Perceived brightness47.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.37:1

Contrast with white13.37:1WCAG normal text: AAA

Contrast with black1.57:1WCAG normal text: Fail

Greyscale equivalent#2E2E2E

Inverted#DDD0B6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#25314Ano red cones; affects about 1% of men; ΔE 1.2 from the original

Deuteranopia#212D48no green cones; the most common form, about 1% of men; ΔE 1.2 from the original

Tritanopia#123538no blue cones; rare, and affects men and women equally; ΔE 18.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.37:1WCAG large text: AAA

Contrast with black, large text1.57:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 23.6 Black · ΔE 26.6 Dim grey · ΔE 30.8 Slate grey · ΔE 34.6 Dark slateblue · ΔE 35.3 Steel blue · ΔE 36.7

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 23.6, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#493C22

Analogous#224249, #292249

Triadic#49222F, #2F4922

Split complementary#492822, #424922

Tetradic#492242, #493C22, #224928

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#778FC0

Lighter +30%#5473B0

Lighter +20%#425C8F

Lighter +10%#32456C

Darker −10%#121926

Darker −20%#020203

Darker −30%#000000

Darker −40%#000000

More saturated +25%#152B56

Less saturated −25%#2F333C

Channel breakdown

R34

G47

B73

Red34 (13.3%)

Green47 (18.4%)

Blue73 (28.6%)

Hue220°

Saturation (HSL)36.45%

Lightness20.98%

Dominant channelBlue

Hex per channelR 22 · G 2F · B 49

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#222F49

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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