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Recognised as Colour

#A690CB

  • #A690CB
  • Violet
  • Dark
  • Nearest: Plum

#A690CB is a violet with RGB values 166, 144, 203 and HSL 262°, 36%, 68%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Plum.

Colour values

#A690CB#A690CB
HEX#A690CB
RGBrgb(166, 144, 203)
RGB (0–1)0.651, 0.5647, 0.7961
RGB percentages65.1%, 56.5%, 79.6%
HSLhsl(262.4, 36.2%, 68%)
HSV / HSBhsv(262.4, 29.1%, 79.6%)
CMYK18.2%, 29.1%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,916,043
CSS custom property--colour: #A690CB;

Brightness & contrast

Relative luminance0.32365WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.47:1
Contrast with white2.81:1WCAG normal text: Fail
Contrast with black7.47:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#596F34

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#849ACDno red cones; affects about 1% of men; ΔE 15.5 from the original
Deuteranopia#879AC9no green cones; the most common form, about 1% of men; ΔE 15.6 from the original
Tritanopia#A099A5no blue cones; rare, and affects men and women equally; ΔE 26.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.81:1WCAG large text: Fail
Contrast with black, large text7.47:1WCAG large text: AAA

Named colours

Plum · ΔE 16.7Cornflower blue · ΔE 24.5Thistle · ΔE 25.4Steel blue · ΔE 27Light slate grey · ΔE 28.7Light steelblue · ΔE 28.7
Nearest named CSS colourPlum (#DDA0DD)ΔE 16.71, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B5CB90
Analogous#9098CB, #C390CB
Triadic#CBA690, #90CBA6
Split complementary#CBC390, #98CB90
Tetradic#CB9098, #B5CB90, #90CBC3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FAF8FC
Lighter +20%#DED5EC
Lighter +10%#C2B3DB
Darker −10%#8A6DBB
Darker −20%#6F4EA7
Darker −30%#583E84
Darker −40%#412E61
More saturated +25%#A17CDF
Less saturated −25%#ABA4B7

Channel breakdown

R166
G144
B203
Red166 (65.1%)
Green144 (56.5%)
Blue203 (79.6%)
Hue262.37°
Saturation (HSL)36.2%
Lightness68.04%
Dominant channelBlue
Hex per channelR A6 · G 90 · B CB

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Every value on this page was computed from “a690cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.