Colour

#002F73

#002F73
Blue
Dark
Nearest: Dark slateblue

#002F73 is a blue with RGB values 0, 47, 115 and HSL 215°, 100%, 23%. It is a dark colour, so white text on it reaches 12.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#002F73#002F73

HEX#002F73

RGBrgb(0, 47, 115)

RGB (0–1)0, 0.1843, 0.451

RGB percentages0%, 18.4%, 45.1%

HSLhsl(215.5, 100%, 22.5%)

HSV / HSBhsv(215.5, 100%, 45.1%)

CMYK100%, 59.1%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,147

CSS custom property--colour: #002F73;

Brightness & contrast

Relative luminance0.03271WCAG 2.x, 0 is black and 1 is white

Perceived brightness53 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.7:1

Contrast with white12.7:1WCAG normal text: AAA

Contrast with black1.65:1WCAG normal text: Fail

Greyscale equivalent#2A2A2A

Inverted#FFD08C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003875no red cones; affects about 1% of men; ΔE 7.3 from the original

Deuteranopia#002E72no green cones; the most common form, about 1% of men; ΔE 0.5 from the original

Tritanopia#00404Cno blue cones; rare, and affects men and women equally; ΔE 42.1 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text12.7:1WCAG large text: AAA

Contrast with black, large text1.65:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14.3 Midnight blue · ΔE 18.2 Rebecca purple · ΔE 30 Slate blue · ΔE 35 Royal blue · ΔE 36.4 Indigo · ΔE 37.5

Nearest named CSS colourDark slateblue (#483D8B)ΔE 14.31, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#734400

Analogous#006873, #0B0073

Triadic#73002F, #2F7300

Split complementary#730B00, #687300

Tetradic#730068, #734400, #00730B

Tints, shades & saturation

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

Lighter +40%#408EFF

Lighter +30%#0D70FF

Lighter +20%#0059D9

Lighter +10%#0044A6

Darker −10%#001A40

Darker −20%#00050D

Darker −30%#000000

Darker −40%#000000

More saturated +25%#002F73

Less saturated −25%#0E3265

Channel breakdown

G47

B115

Red0 (0%)

Green47 (18.4%)

Blue115 (45.1%)

Hue215.48°

Saturation (HSL)100%

Lightness22.55%

Dominant channelBlue

Hex per channelR 00 · G 2F · B 73

Keep nerding

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

#002F73

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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