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Recognised as Colour

#543FBC

  • #543FBC
  • Blue
  • Dark
  • Nearest: Slate blue

#543FBC is a blue with RGB values 84, 63, 188 and HSL 250°, 50%, 49%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#543FBC#543FBC
HEX#543FBC
RGBrgb(84, 63, 188)
RGB (0–1)0.3294, 0.2471, 0.7373
RGB percentages32.9%, 24.7%, 73.7%
HSLhsl(250.1, 49.8%, 49.2%)
HSV / HSBhsv(250.1, 66.5%, 73.7%)
CMYK55.3%, 66.5%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,521,340
CSS custom property--colour: #543FBC;

Brightness & contrast

Relative luminance0.09071WCAG 2.x, 0 is black and 1 is white
Perceived brightness92 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.46:1
Contrast with white7.46:1WCAG normal text: AAA
Contrast with black2.81:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#ABC043

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059C0no red cones; affects about 1% of men; ΔE 24 from the original
Deuteranopia#0051BAno green cones; the most common form, about 1% of men; ΔE 20.8 from the original
Tritanopia#245F78no blue cones; rare, and affects men and women equally; ΔE 68.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.46:1WCAG large text: AAA
Contrast with black, large text2.81:1WCAG large text: Fail

Named colours

Slate blue · ΔE 12.4Rebecca purple · ΔE 16.1Medium slateblue · ΔE 16.3Royal blue · ΔE 20.2Indigo · ΔE 20.5Dark blue · ΔE 23.5
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 12.42, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A7BC3F
Analogous#3F68BC, #933FBC
Triadic#BC543F, #3FBC54
Split complementary#BC933F, #68BC3F
Tetradic#BC3F68, #A7BC3F, #3FBC93

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DAD6F1
Lighter +30%#B8B0E4
Lighter +20%#9789D8
Lighter +10%#7563CB
Darker −10%#433296
Darker −20%#322570
Darker −30%#211949
Darker −40%#100C23
More saturated +25%#3F20DB
Less saturated −25%#695E9D

Channel breakdown

R84
G63
B188
Red84 (32.9%)
Green63 (24.7%)
Blue188 (73.7%)
Hue250.08°
Saturation (HSL)49.8%
Lightness49.22%
Dominant channelBlue
Hex per channelR 54 · G 3F · B BC

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Every value on this page was computed from “543fbc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.