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Recognised as Colour

#505DEE

  • #505DEE
  • Blue
  • Dark
  • Nearest: Medium slateblue

#505DEE is a blue with RGB values 80, 93, 238 and HSL 235°, 82%, 62%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#505DEE#505DEE
HEX#505DEE
RGBrgb(80, 93, 238)
RGB (0–1)0.3137, 0.3647, 0.9333
RGB percentages31.4%, 36.5%, 93.3%
HSLhsl(235.1, 82.3%, 62.4%)
HSV / HSBhsv(235.1, 66.4%, 93.3%)
CMYK66.4%, 60.9%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,266,926
CSS custom property--colour: #505DEE;

Brightness & contrast

Relative luminance0.15707WCAG 2.x, 0 is black and 1 is white
Perceived brightness116 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.07:1
Contrast with white5.07:1WCAG normal text: AA
Contrast with black4.14:1WCAG normal text: Fail
Greyscale equivalent#656565
Inverted#AFA211

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0076F3no red cones; affects about 1% of men; ΔE 20.8 from the original
Deuteranopia#0067EBno green cones; the most common form, about 1% of men; ΔE 13.4 from the original
Tritanopia#00829Dno blue cones; rare, and affects men and women equally; ΔE 79.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.07:1WCAG large text: AAA
Contrast with black, large text4.14:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 10.8Royal blue · ΔE 16.8Slate blue · ΔE 17.4Medium purple · ΔE 26.1Dark orchid · ΔE 29Blue violet · ΔE 29.9
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 10.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EEE150
Analogous#50ACEE, #9250EE
Triadic#EE505D, #5DEE50
Split complementary#EE9250, #ACEE50
Tetradic#EE50AC, #EEE150, #50EE92

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DBDEFC
Lighter +20%#ADB3F7
Lighter +10%#7E88F3
Darker −10%#2232E9
Darker −20%#1322C5
Darker −30%#0F1A96
Darker −40%#0A1268
More saturated +25%#3F4FFF
Less saturated −25%#6871D6

Channel breakdown

R80
G93
B238
Red80 (31.4%)
Green93 (36.5%)
Blue238 (93.3%)
Hue235.06°
Saturation (HSL)82.29%
Lightness62.35%
Dominant channelBlue
Hex per channelR 50 · G 5D · B EE

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Every value on this page was computed from “505dee” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.