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Recognised as Colour

#332D47

  • #332D47
  • Blue
  • Dark
  • Nearest: Dark slate grey

#332D47 is a blue with RGB values 51, 45, 71 and HSL 254°, 22%, 23%. It is a dark colour, so white text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#332D47#332D47
HEX#332D47
RGBrgb(51, 45, 71)
RGB (0–1)0.2, 0.1765, 0.2784
RGB percentages20%, 17.6%, 27.8%
HSLhsl(253.8, 22.4%, 22.7%)
HSV / HSBhsv(253.8, 36.6%, 27.8%)
CMYK28.2%, 36.6%, 0%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,353,927
CSS custom property--colour: #332D47;

Brightness & contrast

Relative luminance0.03036WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.07:1
Contrast with white13.07:1WCAG normal text: AAA
Contrast with black1.61:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#CCD2B8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#263148no red cones; affects about 1% of men; ΔE 6.9 from the original
Deuteranopia#273046no green cones; the most common form, about 1% of men; ΔE 6.6 from the original
Tritanopia#2F3136no blue cones; rare, and affects men and women equally; ΔE 14.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.07:1WCAG large text: AAA
Contrast with black, large text1.61:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 26.5Black · ΔE 27Dim grey · ΔE 30.1Dark slateblue · ΔE 33.3Slate grey · ΔE 35Light slate grey · ΔE 37.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 26.5, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#41472D
Analogous#2D3447, #402D47
Triadic#47332D, #2D4733
Split complementary#47402D, #34472D
Tetradic#472D34, #41472D, #2D4740

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#958BB5
Lighter +30%#786BA2
Lighter +20%#605585
Lighter +10%#494166
Darker −10%#1D1928
Darker −20%#060509
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2B1F56
Less saturated −25%#3A3A3A

Channel breakdown

R51
G45
B71
Red51 (20%)
Green45 (17.6%)
Blue71 (27.8%)
Hue253.85°
Saturation (HSL)22.41%
Lightness22.75%
Dominant channelBlue
Hex per channelR 33 · G 2D · B 47

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Every value on this page was computed from “332d47” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.