Recognised as Colour

#40005E

#40005E
Violet
Dark
Nearest: Midnight blue

#40005E is a violet with RGB values 64, 0, 94 and HSL 281°, 100%, 18%. It is a dark colour, so white text on it reaches 15.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#40005E#40005E

HEX#40005E

RGBrgb(64, 0, 94)

RGB (0–1)0.251, 0, 0.3686

RGB percentages25.1%, 0%, 36.9%

HSLhsl(280.9, 100%, 18.4%)

HSV / HSBhsv(280.9, 100%, 36.9%)

CMYK31.9%, 100%, 0%, 63.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,194,398

CSS custom property--colour: #40005E;

Brightness & contrast

Relative luminance0.01898WCAG 2.x, 0 is black and 1 is white

Perceived brightness47.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.22:1

Contrast with white15.22:1WCAG normal text: AAA

Contrast with black1.38:1WCAG normal text: Fail

Greyscale equivalent#141414

Inverted#BFFFA1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#002360no red cones; affects about 1% of men; ΔE 26.5 from the original

Deuteranopia#00265Cno green cones; the most common form, about 1% of men; ΔE 30.8 from the original

Tritanopia#3B1D34no blue cones; rare, and affects men and women equally; ΔE 38.6 from the original

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

Contrast with white, large text15.22:1WCAG large text: AAA

Contrast with black, large text1.38:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 15.1 Indigo · ΔE 17.9 Rebecca purple · ΔE 19.7 Purple · ΔE 22.3 Dark slateblue · ΔE 23 Navy · ΔE 26.2

Nearest named CSS colourMidnight blue (#191970)ΔE 15.08, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1E5E00

Analogous#11005E, #5E004D

Triadic#5E4000, #005E40

Split complementary#4D5E00, #005E11

Tetradic#5E1100, #1E5E00, #004D5E

Tints, shades & saturation

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

Lighter +40%#BB2BFF

Lighter +30%#A800F7

Lighter +20%#8500C4

Lighter +10%#630091

Darker −10%#1D002B

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#40005E

Less saturated −25%#3C0C52

Channel breakdown

R64

B94

Red64 (25.1%)

Green0 (0%)

Blue94 (36.9%)

Hue280.85°

Saturation (HSL)100%

Lightness18.43%

Dominant channelBlue

Hex per channelR 40 · G 00 · B 5E

Keep nerding

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

#40005E

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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