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Recognised as Colour

#332F55

  • #332F55
  • Blue
  • Dark
  • Nearest: Dark slateblue

#332F55 is a blue with RGB values 51, 47, 85 and HSL 246°, 29%, 26%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#332F55#332F55
HEX#332F55
RGBrgb(51, 47, 85)
RGB (0–1)0.2, 0.1843, 0.3333
RGB percentages20%, 18.4%, 33.3%
HSLhsl(246.3, 28.8%, 25.9%)
HSV / HSBhsv(246.3, 44.7%, 33.3%)
CMYK40%, 44.7%, 0%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,354,453
CSS custom property--colour: #332F55;

Brightness & contrast

Relative luminance0.03393WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.51:1
Contrast with white12.51:1WCAG normal text: AAA
Contrast with black1.68:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#CCD0AA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#223556no red cones; affects about 1% of men; ΔE 8.7 from the original
Deuteranopia#223354no green cones; the most common form, about 1% of men; ΔE 8.1 from the original
Tritanopia#2A363Eno blue cones; rare, and affects men and women equally; ΔE 21.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.51:1WCAG large text: AAA
Contrast with black, large text1.68:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 25.6Dark slate grey · ΔE 32Black · ΔE 33.5Midnight blue · ΔE 33.8Dim grey · ΔE 34.4Steel blue · ΔE 36.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 25.64, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#51552F
Analogous#2F3E55, #462F55
Triadic#55332F, #2F5533
Split complementary#55462F, #3E552F
Tetradic#552F3E, #51552F, #2F5546

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#948FC1
Lighter +30%#756EAF
Lighter +20%#5A5397
Lighter +10%#474176
Darker −10%#1F1D34
Darker −20%#0C0B13
Darker −30%#000000
Darker −40%#000000
More saturated +25%#261E65
Less saturated −25%#403F44

Channel breakdown

R51
G47
B85
Red51 (20%)
Green47 (18.4%)
Blue85 (33.3%)
Hue246.32°
Saturation (HSL)28.79%
Lightness25.88%
Dominant channelBlue
Hex per channelR 33 · G 2F · B 55

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Every value on this page was computed from “332f55” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.