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Recognised as Colour

#2F5492

  • #2F5492
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2F5492 is a blue with RGB values 47, 84, 146 and HSL 218°, 51%, 38%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2F5492#2F5492
HEX#2F5492
RGBrgb(47, 84, 146)
RGB (0–1)0.1843, 0.3294, 0.5725
RGB percentages18.4%, 32.9%, 57.3%
HSLhsl(217.6, 51.3%, 37.8%)
HSV / HSBhsv(217.6, 67.8%, 57.3%)
CMYK67.8%, 42.5%, 0%, 42.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,101,842
CSS custom property--colour: #2F5492;

Brightness & contrast

Relative luminance0.0902WCAG 2.x, 0 is black and 1 is white
Perceived brightness85 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.49:1
Contrast with white7.49:1WCAG normal text: AAA
Contrast with black2.8:1WCAG normal text: Fail
Greyscale equivalent#515151
Inverted#D0AB6D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#375A94no red cones; affects about 1% of men; ΔE 3.7 from the original
Deuteranopia#285091no green cones; the most common form, about 1% of men; ΔE 2.7 from the original
Tritanopia#00626Cno blue cones; rare, and affects men and women equally; ΔE 38.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.49:1WCAG large text: AAA
Contrast with black, large text2.8:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.1Steel blue · ΔE 21.3Cornflower blue · ΔE 28.2Midnight blue · ΔE 33.1Slate grey · ΔE 33.9Dodgerblue · ΔE 34.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.15, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#926D2F
Analogous#2F8692, #3B2F92
Triadic#922F54, #54922F
Split complementary#923B2F, #86922F
Tetradic#922F86, #926D2F, #2F923B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AABFE3
Lighter +30%#83A2D7
Lighter +20%#5C86CB
Lighter +10%#3B6AB9
Darker −10%#233E6B
Darker −20%#162845
Darker −30%#0A111E
Darker −40%#000000
More saturated +25%#174EAA
Less saturated −25%#475A7A

Channel breakdown

R47
G84
B146
Red47 (18.4%)
Green84 (32.9%)
Blue146 (57.3%)
Hue217.58°
Saturation (HSL)51.3%
Lightness37.84%
Dominant channelBlue
Hex per channelR 2F · G 54 · B 92

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Every value on this page was computed from “2f5492” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.