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Colour

#543EC1

  • #543EC1
  • Blue
  • Dark
  • Nearest: Slate blue

#543EC1 is a blue with RGB values 84, 62, 193 and HSL 250°, 51%, 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

#543EC1#543EC1
HEX#543EC1
RGBrgb(84, 62, 193)
RGB (0–1)0.3294, 0.2431, 0.7569
RGB percentages32.9%, 24.3%, 75.7%
HSLhsl(250.1, 51.4%, 50%)
HSV / HSBhsv(250.1, 67.9%, 75.7%)
CMYK56.5%, 67.9%, 0%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,521,089
CSS custom property--colour: #543EC1;

Brightness & contrast

Relative luminance0.0918WCAG 2.x, 0 is black and 1 is white
Perceived brightness92.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.4:1
Contrast with white7.4:1WCAG normal text: AAA
Contrast with black2.84:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#ABC13E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059C5no red cones; affects about 1% of men; ΔE 24.2 from the original
Deuteranopia#0051BEno green cones; the most common form, about 1% of men; ΔE 21.4 from the original
Tritanopia#1D607Ano blue cones; rare, and affects men and women equally; ΔE 71.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.4:1WCAG large text: AAA
Contrast with black, large text2.84:1WCAG large text: Fail

Named colours

Slate blue · ΔE 14.7Medium slateblue · ΔE 16.2Rebecca purple · ΔE 18.8Indigo · ΔE 21.2Royal blue · ΔE 21.7Dark orchid · ΔE 22.3
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 14.69, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ABC13E
Analogous#3E6AC1, #953EC1
Triadic#C1543E, #3EC154
Split complementary#C1953E, #6AC13E
Tetradic#C13E6A, #ABC13E, #3EC195

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DDD8F3
Lighter +30%#BBB2E6
Lighter +20%#988BDA
Lighter +10%#7665CD
Darker −10%#43329A
Darker −20%#322574
Darker −30%#22194D
Darker −40%#110C27
More saturated +25%#3F1EE1
Less saturated −25%#695EA1

Channel breakdown

R84
G62
B193
Red84 (32.9%)
Green62 (24.3%)
Blue193 (75.7%)
Hue250.08°
Saturation (HSL)51.37%
Lightness50%
Dominant channelBlue
Hex per channelR 54 · G 3E · B C1

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Every value on this page was computed from “543ec1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.