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Colour

#506EFF

  • #506EFF
  • Blue
  • Dark
  • Nearest: Medium slateblue

#506EFF is a blue with RGB values 80, 110, 255 and HSL 230°, 100%, 66%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#506EFF#506EFF
HEX#506EFF
RGBrgb(80, 110, 255)
RGB (0–1)0.3137, 0.4314, 1
RGB percentages31.4%, 43.1%, 100%
HSLhsl(229.7, 100%, 65.7%)
HSV / HSBhsv(229.7, 68.6%, 100%)
CMYK68.6%, 56.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,271,295
CSS custom property--colour: #506EFF;

Brightness & contrast

Relative luminance0.20077WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.02:1
Contrast with white4.19:1WCAG normal text: Fail
Contrast with black5.02:1WCAG normal text: AA
Greyscale equivalent#727272
Inverted#AF9100

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0084FFno red cones; affects about 1% of men; ΔE 20.7 from the original
Deuteranopia#0074FCno green cones; the most common form, about 1% of men; ΔE 10.5 from the original
Tritanopia#0092ACno blue cones; rare, and affects men and women equally; ΔE 78.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.19:1WCAG large text: AA
Contrast with black, large text5.02:1WCAG large text: AAA

Named colours

Medium slateblue · ΔE 11.4Royal blue · ΔE 14.4Slate blue · ΔE 18.8Medium purple · ΔE 25.5Dodgerblue · ΔE 29.3Dark orchid · ΔE 34.3
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 11.36, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFE150
Analogous#50C5FF, #8A50FF
Triadic#FF506E, #6EFF50
Split complementary#FF8A50, #C5FF50
Tetradic#FF50C5, #FFE150, #50FF8A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E9EDFF
Lighter +20%#B6C3FF
Lighter +10%#8398FF
Darker −10%#1D44FF
Darker −20%#0028E9
Darker −30%#001FB6
Darker −40%#001683
More saturated +25%#506EFF
Less saturated −25%#667CE9

Channel breakdown

R80
G110
B255
Red80 (31.4%)
Green110 (43.1%)
Blue255 (100%)
Hue229.71°
Saturation (HSL)100%
Lightness65.69%
Dominant channelBlue
Hex per channelR 50 · G 6E · B FF

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Every value on this page was computed from “506eff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.