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Recognised as Colour

#A91DF8

  • #A91DF8
  • Violet
  • Dark
  • Nearest: Dark violet

#A91DF8 is a violet with RGB values 169, 29, 248 and HSL 278°, 94%, 54%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Dark violet.

Colour values

#A91DF8#A91DF8
HEX#A91DF8
RGBrgb(169, 29, 248)
RGB (0–1)0.6627, 0.1137, 0.9725
RGB percentages66.3%, 11.4%, 97.3%
HSLhsl(278.4, 94%, 54.3%)
HSV / HSBhsv(278.4, 88.3%, 97.3%)
CMYK31.9%, 88.3%, 0%, 2.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,083,256
CSS custom property--colour: #A91DF8;

Brightness & contrast

Relative luminance0.16091WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.98:1
Contrast with white4.98:1WCAG normal text: AA
Contrast with black4.22:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#56E207

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006BFDno red cones; affects about 1% of men; ΔE 50.8 from the original
Deuteranopia#0071F4no green cones; the most common form, about 1% of men; ΔE 58.5 from the original
Tritanopia#9B6194no blue cones; rare, and affects men and women equally; ΔE 79 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.98:1WCAG large text: AAA
Contrast with black, large text4.22:1WCAG large text: AA

Named colours

Dark violet · ΔE 12.8Blue violet · ΔE 13.8Dark orchid · ΔE 25.6Fuchsia · ΔE 27.7Magenta · ΔE 27.7Medium blue · ΔE 29.5
Nearest named CSS colourDark violet (#9400D3)ΔE 12.81, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6CF81D
Analogous#3C1DF8, #F81DD9
Triadic#F8A91D, #1DF8A9
Split complementary#DAF81D, #1DF83B
Tetradic#F83B1D, #6CF81D, #1DD9F8

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4E3FE
Lighter +30%#E1B1FD
Lighter +20%#CF80FB
Lighter +10%#BC4EFA
Darker −10%#8F07DB
Darker −20%#6E05AA
Darker −30%#4E0478
Darker −40%#2E0247
More saturated +25%#AB16FF
Less saturated −25%#A13ADB

Channel breakdown

R169
G29
B248
Red169 (66.3%)
Green29 (11.4%)
Blue248 (97.3%)
Hue278.36°
Saturation (HSL)93.99%
Lightness54.31%
Dominant channelBlue
Hex per channelR A9 · G 1D · B F8

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Every value on this page was computed from “a91df8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.