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Colour

#A451FF

  • #A451FF
  • Violet
  • Dark
  • Nearest: Blue violet

#A451FF is a violet with RGB values 164, 81, 255 and HSL 269°, 100%, 66%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#A451FF#A451FF
HEX#A451FF
RGBrgb(164, 81, 255)
RGB (0–1)0.6431, 0.3176, 1
RGB percentages64.3%, 31.8%, 100%
HSLhsl(268.6, 100%, 65.9%)
HSV / HSBhsv(268.6, 68.2%, 100%)
CMYK35.7%, 68.2%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,768,895
CSS custom property--colour: #A451FF;

Brightness & contrast

Relative luminance0.20997WCAG 2.x, 0 is black and 1 is white
Perceived brightness138.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.2:1
Contrast with white4.04:1WCAG normal text: Fail
Contrast with black5.2:1WCAG normal text: AA
Greyscale equivalent#6F6F6F
Inverted#5BAE00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#007DFFno red cones; affects about 1% of men; ΔE 44.9 from the original
Deuteranopia#007DFBno green cones; the most common form, about 1% of men; ΔE 46.6 from the original
Tritanopia#907AA2no blue cones; rare, and affects men and women equally; ΔE 73.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.04:1WCAG large text: AA
Contrast with black, large text5.2:1WCAG large text: AAA

Named colours

Blue violet · ΔE 11.7Dark orchid · ΔE 16.4Dark violet · ΔE 17.4Medium slateblue · ΔE 25.8Medium orchid · ΔE 26.8Medium blue · ΔE 33.4
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 11.66, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ACFF51
Analogous#5155FF, #FB51FF
Triadic#FFA451, #51FFA4
Split complementary#FFFB51, #55FF51
Tetradic#FF5155, #ACFF51, #51FFFB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F4EAFF
Lighter +20%#D9B7FF
Lighter +10%#BF84FF
Darker −10%#891EFF
Darker −20%#7000EA
Darker −30%#5700B7
Darker −40%#3F0084
More saturated +25%#A451FF
Less saturated −25%#A567E9

Channel breakdown

R164
G81
B255
Red164 (64.3%)
Green81 (31.8%)
Blue255 (100%)
Hue268.62°
Saturation (HSL)100%
Lightness65.88%
Dominant channelBlue
Hex per channelR A4 · G 51 · B FF

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Every value on this page was computed from “a451ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.