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Recognised as Colour

#5247C8

  • #5247C8
  • Blue
  • Dark
  • Nearest: Slate blue

#5247C8 is a blue with RGB values 82, 71, 200 and HSL 245°, 54%, 53%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#5247C8#5247C8
HEX#5247C8
RGBrgb(82, 71, 200)
RGB (0–1)0.3216, 0.2784, 0.7843
RGB percentages32.2%, 27.8%, 78.4%
HSLhsl(245.1, 54%, 53.1%)
HSV / HSBhsv(245.1, 64.5%, 78.4%)
CMYK59%, 64.5%, 0%, 21.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,392,328
CSS custom property--colour: #5247C8;

Brightness & contrast

Relative luminance0.1047WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.79:1
Contrast with white6.79:1WCAG normal text: AA
Contrast with black3.09:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#ADB837

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0060CCno red cones; affects about 1% of men; ΔE 22.7 from the original
Deuteranopia#0056C5no green cones; the most common form, about 1% of men; ΔE 18.5 from the original
Tritanopia#006881no blue cones; rare, and affects men and women equally; ΔE 72.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.79:1WCAG large text: AAA
Contrast with black, large text3.09:1WCAG large text: AA

Named colours

Slate blue · ΔE 11.7Medium slateblue · ΔE 13.5Royal blue · ΔE 17.6Rebecca purple · ΔE 19.6Medium purple · ΔE 23.1Indigo · ΔE 24.4
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 11.68, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BDC847
Analogous#477DC8, #9247C8
Triadic#C85247, #47C852
Split complementary#C89247, #7DC847
Tetradic#C8477D, #BDC847, #47C892

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E6E4F7
Lighter +30%#C1BDEB
Lighter +20%#9C96DF
Lighter +10%#776ED4
Darker −10%#3D33A9
Darker −20%#2F2782
Darker −30%#211B5B
Darker −40%#130F34
More saturated +25%#3929E6
Less saturated −25%#6B65AA

Channel breakdown

R82
G71
B200
Red82 (32.2%)
Green71 (27.8%)
Blue200 (78.4%)
Hue245.12°
Saturation (HSL)53.97%
Lightness53.14%
Dominant channelBlue
Hex per channelR 52 · G 47 · B C8

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Every value on this page was computed from “5247c8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.