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Recognised as Colour

#563DCC

  • #563DCC
  • Blue
  • Dark
  • Nearest: Medium slateblue

#563DCC is a blue with RGB values 86, 61, 204 and HSL 250°, 58%, 52%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Medium slateblue.

Colour values

#563DCC#563DCC
HEX#563DCC
RGBrgb(86, 61, 204)
RGB (0–1)0.3373, 0.2392, 0.8
RGB percentages33.7%, 23.9%, 80%
HSLhsl(250.5, 58.4%, 52%)
HSV / HSBhsv(250.5, 70.1%, 80%)
CMYK57.8%, 70.1%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,651,916
CSS custom property--colour: #563DCC;

Brightness & contrast

Relative luminance0.09676WCAG 2.x, 0 is black and 1 is white
Perceived brightness95.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.15:1
Contrast with white7.15:1WCAG normal text: AAA
Contrast with black2.94:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#A9C233

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005CD0no red cones; affects about 1% of men; ΔE 26.2 from the original
Deuteranopia#0053C9no green cones; the most common form, about 1% of men; ΔE 22.6 from the original
Tritanopia#106380no blue cones; rare, and affects men and women equally; ΔE 77.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.15:1WCAG large text: AAA
Contrast with black, large text2.94:1WCAG large text: Fail

Named colours

Medium slateblue · ΔE 17.5Slate blue · ΔE 19.7Dark orchid · ΔE 20.3Blue violet · ΔE 22Dark blue · ΔE 22.6Indigo · ΔE 24.1
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 17.54, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B3CC3D
Analogous#3D6BCC, #9E3DCC
Triadic#CC563D, #3DCC56
Split complementary#CC9E3D, #6BCC3D
Tetradic#CC3D6B, #B3CC3D, #3DCC9E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3DFF6
Lighter +30%#C0B6EC
Lighter +20%#9C8EE1
Lighter +10%#7965D7
Darker −10%#422DA9
Darker −20%#332281
Darker −30%#231759
Darker −40%#130D30
More saturated +25%#421EEB
Less saturated −25%#6A5CAD

Channel breakdown

R86
G61
B204
Red86 (33.7%)
Green61 (23.9%)
Blue204 (80%)
Hue250.49°
Saturation (HSL)58.37%
Lightness51.96%
Dominant channelBlue
Hex per channelR 56 · G 3D · B CC

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Every value on this page was computed from “563dcc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.