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Recognised as Colour

#2F2966

  • #2F2966
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2F2966 is a blue with RGB values 47, 41, 102 and HSL 246°, 43%, 28%. It is a dark colour, so white text on it reaches 12.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2F2966#2F2966
HEX#2F2966
RGBrgb(47, 41, 102)
RGB (0–1)0.1843, 0.1608, 0.4
RGB percentages18.4%, 16.1%, 40%
HSLhsl(245.9, 42.7%, 28%)
HSV / HSBhsv(245.9, 59.8%, 40%)
CMYK53.9%, 59.8%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,090,790
CSS custom property--colour: #2F2966;

Brightness & contrast

Relative luminance0.0315WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.88:1
Contrast with white12.88:1WCAG normal text: AAA
Contrast with black1.63:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#D0D699

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#013468no red cones; affects about 1% of men; ΔE 14.1 from the original
Deuteranopia#003065no green cones; the most common form, about 1% of men; ΔE 12.6 from the original
Tritanopia#1A3743no blue cones; rare, and affects men and women equally; ΔE 37.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.88:1WCAG large text: AAA
Contrast with black, large text1.63:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13.3Midnight blue · ΔE 18.5Rebecca purple · ΔE 27.7Indigo · ΔE 35.5Slate blue · ΔE 36.6Purple · ΔE 38.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.26, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#606629
Analogous#294166, #4E2966
Triadic#662F29, #29662F
Split complementary#664D29, #426629
Tetradic#662941, #606629, #29664E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#928BD0
Lighter +30%#6F66C2
Lighter +20%#5146AF
Lighter +10%#40388A
Darker −10%#1E1A42
Darker −20%#0D0C1D
Darker −30%#000000
Darker −40%#000000
More saturated +25%#211778
Less saturated −25%#3D3B54

Channel breakdown

R47
G41
B102
Red47 (18.4%)
Green41 (16.1%)
Blue102 (40%)
Hue245.9°
Saturation (HSL)42.66%
Lightness28.04%
Dominant channelBlue
Hex per channelR 2F · G 29 · B 66

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Every value on this page was computed from “2f2966” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.