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Recognised as Colour

#691DC9

  • #691DC9
  • Violet
  • Dark
  • Nearest: Blue violet

#691DC9 is a violet with RGB values 105, 29, 201 and HSL 267°, 75%, 45%. It is a dark colour, so white text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Blue violet.

Colour values

#691DC9#691DC9
HEX#691DC9
RGBrgb(105, 29, 201)
RGB (0–1)0.4118, 0.1137, 0.7882
RGB percentages41.2%, 11.4%, 78.8%
HSLhsl(266.5, 74.8%, 45.1%)
HSV / HSBhsv(266.5, 85.6%, 78.8%)
CMYK47.8%, 85.6%, 0%, 21.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,888,905
CSS custom property--colour: #691DC9;

Brightness & contrast

Relative luminance0.08099WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.02:1
Contrast with white8.02:1WCAG normal text: AAA
Contrast with black2.62:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#96E236

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0052CDno red cones; affects about 1% of men; ΔE 36.1 from the original
Deuteranopia#004EC6no green cones; the most common form, about 1% of men; ΔE 36.2 from the original
Tritanopia#4C5378no blue cones; rare, and affects men and women equally; ΔE 77.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.02:1WCAG large text: AAA
Contrast with black, large text2.62:1WCAG large text: Fail

Named colours

Blue violet · ΔE 9.8Dark violet · ΔE 13.6Dark orchid · ΔE 16.4Medium blue · ΔE 20.3Dark blue · ΔE 24.4Indigo · ΔE 27.6
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 9.8, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7DC91D
Analogous#1D27C9, #BF1DC9
Triadic#C9691D, #1DC969
Split complementary#C9BF1D, #27C91D
Tetradic#C91D27, #7DC91D, #1DC9BF

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D6BDF5
Lighter +30%#BA90EF
Lighter +20%#9E63E9
Lighter +10%#8337E2
Darker −10%#52179C
Darker −20%#3A1070
Darker −30%#230A43
Darker −40%#0C0317
More saturated +25%#6600E6
Less saturated −25%#6C3AAC

Channel breakdown

R105
G29
B201
Red105 (41.2%)
Green29 (11.4%)
Blue201 (78.8%)
Hue266.51°
Saturation (HSL)74.78%
Lightness45.1%
Dominant channelBlue
Hex per channelR 69 · G 1D · B C9

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Every value on this page was computed from “691dc9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.