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Recognised as Colour

#A63CFB

  • #A63CFB
  • Violet
  • Dark
  • Nearest: Blue violet

#A63CFB is a violet with RGB values 166, 60, 251 and HSL 273°, 96%, 61%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#A63CFB#A63CFB
HEX#A63CFB
RGBrgb(166, 60, 251)
RGB (0–1)0.651, 0.2353, 0.9843
RGB percentages65.1%, 23.5%, 98.4%
HSLhsl(273.3, 96%, 61%)
HSV / HSBhsv(273.3, 76.1%, 98.4%)
CMYK33.9%, 76.1%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,894,587
CSS custom property--colour: #A63CFB;

Brightness & contrast

Relative luminance0.18304WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.66:1
Contrast with white4.51:1WCAG normal text: AA
Contrast with black4.66:1WCAG normal text: AA
Greyscale equivalent#606060
Inverted#59C304

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0074FFno red cones; affects about 1% of men; ΔE 47.3 from the original
Deuteranopia#0077F7no green cones; the most common form, about 1% of men; ΔE 52.6 from the original
Tritanopia#966E9Bno blue cones; rare, and affects men and women equally; ΔE 76.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.51:1WCAG large text: AAA
Contrast with black, large text4.66:1WCAG large text: AAA

Named colours

Blue violet · ΔE 8.7Dark violet · ΔE 12.1Dark orchid · ΔE 19.3Medium blue · ΔE 29.9Fuchsia · ΔE 30.8Magenta · ΔE 30.8
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 8.68, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#91FB3C
Analogous#473CFB, #FB3CF0
Triadic#FBA63C, #3CFBA6
Split complementary#F0FB3C, #3CFB46
Tetradic#FB473C, #91FB3C, #3CF0FB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EAD2FE
Lighter +20%#D4A0FD
Lighter +10%#BD6EFC
Darker −10%#8F0AFA
Darker −20%#7404CD
Darker −30%#57039B
Darker −40%#3B0269
More saturated +25%#A638FF
Less saturated −25%#A355E2

Channel breakdown

R166
G60
B251
Red166 (65.1%)
Green60 (23.5%)
Blue251 (98.4%)
Hue273.3°
Saturation (HSL)95.98%
Lightness60.98%
Dominant channelBlue
Hex per channelR A6 · G 3C · B FB

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Every value on this page was computed from “a63cfb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.