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Recognised as Colour

#691DF3

  • #691DF3
  • Violet
  • Dark
  • Nearest: Medium blue

#691DF3 is a violet with RGB values 105, 29, 243 and HSL 261°, 90%, 53%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#691DF3#691DF3
HEX#691DF3
RGBrgb(105, 29, 243)
RGB (0–1)0.4118, 0.1137, 0.9529
RGB percentages41.2%, 11.4%, 95.3%
HSLhsl(261.3, 89.9%, 53.3%)
HSV / HSBhsv(261.3, 88.1%, 95.3%)
CMYK56.8%, 88.1%, 0%, 4.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,888,947
CSS custom property--colour: #691DF3;

Brightness & contrast

Relative luminance0.10353WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.84:1
Contrast with white6.84:1WCAG normal text: AA
Contrast with black3.07:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#96E20C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005FF8no red cones; affects about 1% of men; ΔE 38.9 from the original
Deuteranopia#0055EFno green cones; the most common form, about 1% of men; ΔE 35.6 from the original
Tritanopia#226691no blue cones; rare, and affects men and women equally; ΔE 100.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.84:1WCAG large text: AAA
Contrast with black, large text3.07:1WCAG large text: AA

Named colours

Medium blue · ΔE 15.3Blue violet · ΔE 16.9Blue · ΔE 18.9Dark violet · ΔE 20.4Dark orchid · ΔE 32.3Dark blue · ΔE 40.2
Nearest named CSS colourMedium blue (#0000CD)ΔE 15.26, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A7F31D
Analogous#1D3CF3, #D41DF3
Triadic#F3691D, #1DF369
Split complementary#F3D41D, #3CF31D
Tetradic#F31D3C, #A7F31D, #1DF3D4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EADFFD
Lighter +30%#C9AEFB
Lighter +20%#A97EF8
Lighter +10%#894DF6
Darker −10%#520BD2
Darker −20%#3F09A1
Darker −30%#2C0671
Darker −40%#190341
More saturated +25%#6611FF
Less saturated −25%#723BD5

Channel breakdown

R105
G29
B243
Red105 (41.2%)
Green29 (11.4%)
Blue243 (95.3%)
Hue261.31°
Saturation (HSL)89.92%
Lightness53.33%
Dominant channelBlue
Hex per channelR 69 · G 1D · B F3

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Every value on this page was computed from “691df3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.