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Colour

#507FFF

  • #507FFF
  • Blue
  • Dark
  • Nearest: Royal blue

#507FFF is a blue with RGB values 80, 127, 255 and HSL 224°, 100%, 66%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#507FFF#507FFF
HEX#507FFF
RGBrgb(80, 127, 255)
RGB (0–1)0.3137, 0.498, 1
RGB percentages31.4%, 49.8%, 100%
HSLhsl(223.9, 100%, 65.7%)
HSV / HSBhsv(223.9, 68.6%, 100%)
CMYK68.6%, 50.2%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,275,647
CSS custom property--colour: #507FFF;

Brightness & contrast

Relative luminance0.24104WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.82:1
Contrast with white3.61:1WCAG normal text: Fail
Contrast with black5.82:1WCAG normal text: AA
Greyscale equivalent#7E7E7E
Inverted#AF8000

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#318FFFno red cones; affects about 1% of men; ΔE 14.7 from the original
Deuteranopia#007FFCno green cones; the most common form, about 1% of men; ΔE 7.4 from the original
Tritanopia#009DB3no blue cones; rare, and affects men and women equally; ΔE 70 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.61:1WCAG large text: AA
Contrast with black, large text5.82:1WCAG large text: AAA

Named colours

Royal blue · ΔE 9Dodgerblue · ΔE 16.4Medium slateblue · ΔE 16.6Slate blue · ΔE 18.7Medium purple · ΔE 21.7Cornflower blue · ΔE 25.5
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.01, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFD050
Analogous#50D7FF, #7850FF
Triadic#FF507F, #7FFF50
Split complementary#FF7850, #D7FF50
Tetradic#FF50D7, #FFD050, #50FF78

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E9EFFF
Lighter +20%#B6CAFF
Lighter +10%#83A4FF
Darker −10%#1D5AFF
Darker −20%#003FE9
Darker −30%#0031B6
Darker −40%#002383
More saturated +25%#507FFF
Less saturated −25%#6689E9

Channel breakdown

R80
G127
B255
Red80 (31.4%)
Green127 (49.8%)
Blue255 (100%)
Hue223.89°
Saturation (HSL)100%
Lightness65.69%
Dominant channelBlue
Hex per channelR 50 · G 7F · B FF

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Every value on this page was computed from “507fff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.