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Recognised as Colour

#A633C2

  • #A633C2
  • Violet
  • Dark
  • Nearest: Dark orchid

#A633C2 is a violet with RGB values 166, 51, 194 and HSL 288°, 58%, 48%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#A633C2#A633C2
HEX#A633C2
RGBrgb(166, 51, 194)
RGB (0–1)0.651, 0.2, 0.7608
RGB percentages65.1%, 20%, 76.1%
HSLhsl(288.3, 58.4%, 48%)
HSV / HSBhsv(288.3, 73.7%, 76.1%)
CMYK14.4%, 73.7%, 0%, 23.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,892,226
CSS custom property--colour: #A633C2;

Brightness & contrast

Relative luminance0.1437WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.42:1
Contrast with white5.42:1WCAG normal text: AA
Contrast with black3.87:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#59CC3D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0062C6no red cones; affects about 1% of men; ΔE 50.4 from the original
Deuteranopia#3C6EBFno green cones; the most common form, about 1% of men; ΔE 55.5 from the original
Tritanopia#A65078no blue cones; rare, and affects men and women equally; ΔE 52.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.42:1WCAG large text: AAA
Contrast with black, large text3.87:1WCAG large text: AA

Named colours

Dark orchid · ΔE 8.2Medium orchid · ΔE 11.8Dark magenta · ΔE 18.2Dark violet · ΔE 22Purple · ΔE 22.5Blue violet · ΔE 23.4
Nearest named CSS colourDark orchid (#9932CC)ΔE 8.25, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4FC233
Analogous#5E33C2, #C23396
Triadic#C2A633, #33C2A6
Split complementary#96C233, #33C25F
Tetradic#C25F33, #4FC233, #3396C2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EBCFF2
Lighter +30%#DBA6E8
Lighter +20%#CA7EDD
Lighter +10%#BA56D2
Darker −10%#83289A
Darker −20%#611E71
Darker −30%#3E1349
Darker −40%#1C0920
More saturated +25%#B914E1
Less saturated −25%#9352A3

Channel breakdown

R166
G51
B194
Red166 (65.1%)
Green51 (20%)
Blue194 (76.1%)
Hue288.25°
Saturation (HSL)58.37%
Lightness48.04%
Dominant channelBlue
Hex per channelR A6 · G 33 · B C2

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Every value on this page was computed from “a633c2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.