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Recognised as Colour

#543DC4

  • #543DC4
  • Blue
  • Dark
  • Nearest: Slate blue

#543DC4 is a blue with RGB values 84, 61, 196 and HSL 250°, 53%, 50%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#543DC4#543DC4
HEX#543DC4
RGBrgb(84, 61, 196)
RGB (0–1)0.3294, 0.2392, 0.7686
RGB percentages32.9%, 23.9%, 76.9%
HSLhsl(250.2, 53.4%, 50.4%)
HSV / HSBhsv(250.2, 68.9%, 76.9%)
CMYK57.1%, 68.9%, 0%, 23.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,520,836
CSS custom property--colour: #543DC4;

Brightness & contrast

Relative luminance0.09208WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.39:1
Contrast with white7.39:1WCAG normal text: AAA
Contrast with black2.84:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#ABC23B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005AC8no red cones; affects about 1% of men; ΔE 25.2 from the original
Deuteranopia#0051C1no green cones; the most common form, about 1% of men; ΔE 21.7 from the original
Tritanopia#18607Cno blue cones; rare, and affects men and women equally; ΔE 73.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.39:1WCAG large text: AAA
Contrast with black, large text2.84:1WCAG large text: Fail

Named colours

Slate blue · ΔE 16.5Medium slateblue · ΔE 16.7Rebecca purple · ΔE 20.6Dark orchid · ΔE 21.5Indigo · ΔE 21.8Dark blue · ΔE 22.1
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 16.46, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ADC43D
Analogous#3D6AC4, #973DC4
Triadic#C4543D, #3DC454
Split complementary#C4973D, #6AC43D
Tetradic#C43D6A, #ADC43D, #3DC497

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DED9F4
Lighter +30%#BBB2E8
Lighter +20%#998BDC
Lighter +10%#7664D0
Darker −10%#43309E
Darker −20%#322477
Darker −30%#221850
Darker −40%#110C29
More saturated +25%#3F1DE4
Less saturated −25%#695DA4

Channel breakdown

R84
G61
B196
Red84 (32.9%)
Green61 (23.9%)
Blue196 (76.9%)
Hue250.22°
Saturation (HSL)53.36%
Lightness50.39%
Dominant channelBlue
Hex per channelR 54 · G 3D · B C4

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Every value on this page was computed from “543dc4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.