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Recognised as Colour

#5240A8

  • #5240A8
  • Blue
  • Dark
  • Nearest: Rebecca purple

#5240A8 is a blue with RGB values 82, 64, 168 and HSL 250°, 45%, 45%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#5240A8#5240A8
HEX#5240A8
RGBrgb(82, 64, 168)
RGB (0–1)0.3216, 0.251, 0.6588
RGB percentages32.2%, 25.1%, 65.9%
HSLhsl(250.4, 44.8%, 45.5%)
HSV / HSBhsv(250.4, 61.9%, 65.9%)
CMYK51.2%, 61.9%, 0%, 34.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,390,504
CSS custom property--colour: #5240A8;

Brightness & contrast

Relative luminance0.08288WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.9:1
Contrast with white7.9:1WCAG normal text: AAA
Contrast with black2.66:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#ADBF57

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0054ABno red cones; affects about 1% of men; ΔE 21.9 from the original
Deuteranopia#004EA6no green cones; the most common form, about 1% of men; ΔE 19.8 from the original
Tritanopia#32596Eno blue cones; rare, and affects men and women equally; ΔE 56.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.9:1WCAG large text: AAA
Contrast with black, large text2.66:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 10Slate blue · ΔE 11.6Dark slateblue · ΔE 15.3Midnight blue · ΔE 19.5Royal blue · ΔE 19.9Medium purple · ΔE 20.7
Nearest named CSS colourRebecca purple (#663399)ΔE 9.98, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#96A840
Analogous#4062A8, #8640A8
Triadic#A85240, #40A852
Split complementary#A88640, #62A840
Tetradic#A84062, #96A840, #40A886

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CFC9EB
Lighter +30%#AEA4DD
Lighter +20%#8D80CE
Lighter +10%#6C5BC0
Darker −10%#403283
Darker −20%#2E245E
Darker −30%#1C1639
Darker −40%#0A0814
More saturated +25%#3F23C5
Less saturated −25%#655D8B

Channel breakdown

R82
G64
B168
Red82 (32.2%)
Green64 (25.1%)
Blue168 (65.9%)
Hue250.38°
Saturation (HSL)44.83%
Lightness45.49%
Dominant channelBlue
Hex per channelR 52 · G 40 · B A8

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Every value on this page was computed from “5240a8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.