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Recognised as Colour

#A538FB

  • #A538FB
  • Violet
  • Dark
  • Nearest: Blue violet

#A538FB is a violet with RGB values 165, 56, 251 and HSL 274°, 96%, 60%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#A538FB#A538FB
HEX#A538FB
RGBrgb(165, 56, 251)
RGB (0–1)0.6471, 0.2196, 0.9843
RGB percentages64.7%, 22%, 98.4%
HSLhsl(273.5, 96.1%, 60.2%)
HSV / HSBhsv(273.5, 77.7%, 98.4%)
CMYK34.3%, 77.7%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,828,027
CSS custom property--colour: #A538FB;

Brightness & contrast

Relative luminance0.17793WCAG 2.x, 0 is black and 1 is white
Perceived brightness131 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.61:1
Contrast with white4.61:1WCAG normal text: AA
Contrast with black4.56:1WCAG normal text: AA
Greyscale equivalent#5D5D5D
Inverted#5AC704

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0073FFno red cones; affects about 1% of men; ΔE 48 from the original
Deuteranopia#0075F7no green cones; the most common form, about 1% of men; ΔE 52.6 from the original
Tritanopia#946C9Ano blue cones; rare, and affects men and women equally; ΔE 77.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.61:1WCAG large text: AAA
Contrast with black, large text4.56:1WCAG large text: AAA

Named colours

Blue violet · ΔE 9Dark violet · ΔE 11.9Dark orchid · ΔE 20.5Medium blue · ΔE 29.2Fuchsia · ΔE 30.6Magenta · ΔE 30.6
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 9.01, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8EFB38
Analogous#4338FB, #FB38F0
Triadic#FBA538, #38FBA5
Split complementary#EFFB38, #38FB44
Tetradic#FB4438, #8EFB38, #38EFFB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E9CEFE
Lighter +20%#D29CFD
Lighter +10%#BC6AFC
Darker −10%#8E06FA
Darker −20%#7204C9
Darker −30%#560397
Darker −40%#390265
More saturated +25%#A534FF
Less saturated −25%#A251E2

Channel breakdown

R165
G56
B251
Red165 (64.7%)
Green56 (22%)
Blue251 (98.4%)
Hue273.54°
Saturation (HSL)96.06%
Lightness60.2%
Dominant channelBlue
Hex per channelR A5 · G 38 · B FB

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Every value on this page was computed from “a538fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.