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Recognised as Colour

#A681B0

  • #A681B0
  • Violet
  • Dark
  • Nearest: Plum

#A681B0 is a violet with RGB values 166, 129, 176 and HSL 287°, 23%, 60%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Plum.

Colour values

#A681B0#A681B0
HEX#A681B0
RGBrgb(166, 129, 176)
RGB (0–1)0.651, 0.5059, 0.6902
RGB percentages65.1%, 50.6%, 69%
HSLhsl(287.2, 22.9%, 59.8%)
HSV / HSBhsv(287.2, 26.7%, 69%)
CMYK5.7%, 26.7%, 0%, 31%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,912,176
CSS custom property--colour: #A681B0;

Brightness & contrast

Relative luminance0.26942WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.39:1
Contrast with white3.29:1WCAG normal text: Fail
Contrast with black6.39:1WCAG normal text: AA
Greyscale equivalent#8C8C8C
Inverted#597E4F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7C8BB2no red cones; affects about 1% of men; ΔE 19.2 from the original
Deuteranopia#848FAEno green cones; the most common form, about 1% of men; ΔE 19.8 from the original
Tritanopia#A78692no blue cones; rare, and affects men and women equally; ΔE 19.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.29:1WCAG large text: AA
Contrast with black, large text6.39:1WCAG large text: AAA

Named colours

Plum · ΔE 17.6Thistle · ΔE 25.3Light slate grey · ΔE 26.5Rosy brown · ΔE 27Slate grey · ΔE 27.1Pale violetred · ΔE 30.2
Nearest named CSS colourPlum (#DDA0DD)ΔE 17.64, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8BB081
Analogous#8F81B0, #B081A2
Triadic#B0A681, #81B0A6
Split complementary#A3B081, #81B08F
Tetradic#B08F81, #8BB081, #81A2B0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFEFF
Lighter +30%#E8DFEB
Lighter +20%#D2C0D7
Lighter +10%#BCA0C4
Darker −10%#90629C
Darker −20%#734E7D
Darker −30%#563B5D
Darker −40%#39273E
More saturated +25%#B567CA
Less saturated −25%#999999

Channel breakdown

R166
G129
B176
Red166 (65.1%)
Green129 (50.6%)
Blue176 (69%)
Hue287.23°
Saturation (HSL)22.93%
Lightness59.8%
Dominant channelBlue
Hex per channelR A6 · G 81 · B B0

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Every value on this page was computed from “a681b0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.