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Recognised as Colour

#655DFF

  • #655DFF
  • Blue
  • Dark
  • Nearest: Medium slateblue

#655DFF is a blue with RGB values 101, 93, 255 and HSL 243°, 100%, 68%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#655DFF#655DFF
HEX#655DFF
RGBrgb(101, 93, 255)
RGB (0–1)0.3961, 0.3647, 1
RGB percentages39.6%, 36.5%, 100%
HSLhsl(243, 100%, 68.2%)
HSV / HSBhsv(243, 63.5%, 100%)
CMYK60.4%, 63.5%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,643,199
CSS custom property--colour: #655DFF;

Brightness & contrast

Relative luminance0.17815WCAG 2.x, 0 is black and 1 is white
Perceived brightness124.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.6:1
Contrast with white4.6:1WCAG normal text: AA
Contrast with black4.56:1WCAG normal text: AA
Greyscale equivalent#6A6A6A
Inverted#9AA200

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#007CFFno red cones; affects about 1% of men; ΔE 28.6 from the original
Deuteranopia#006FFCno green cones; the most common form, about 1% of men; ΔE 20.5 from the original
Tritanopia#0086A6no blue cones; rare, and affects men and women equally; ΔE 86.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.6:1WCAG large text: AAA
Contrast with black, large text4.56:1WCAG large text: AAA

Named colours

Medium slateblue · ΔE 16.4Blue violet · ΔE 22.9Slate blue · ΔE 25.6Dark orchid · ΔE 26.2Royal blue · ΔE 26.7Dark violet · ΔE 30.7
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 16.4, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F7FF5D
Analogous#5DA6FF, #B65DFF
Triadic#FF655D, #5DFF65
Split complementary#FFB65D, #A6FF5D
Tetradic#FF5DA6, #F7FF5D, #5DFFB6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F6F6FF
Lighter +20%#C6C3FF
Lighter +10%#9590FF
Darker −10%#352AFF
Darker −20%#0C00F6
Darker −30%#0A00C3
Darker −40%#070090
More saturated +25%#655DFF
Less saturated −25%#7771EB

Channel breakdown

R101
G93
B255
Red101 (39.6%)
Green93 (36.5%)
Blue255 (100%)
Hue242.96°
Saturation (HSL)100%
Lightness68.24%
Dominant channelBlue
Hex per channelR 65 · G 5D · B FF

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Every value on this page was computed from “655dff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.