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Recognised as Colour

#A531EA

  • #A531EA
  • Violet
  • Dark
  • Nearest: Blue violet

#A531EA is a violet with RGB values 165, 49, 234 and HSL 278°, 81%, 55%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#A531EA#A531EA
HEX#A531EA
RGBrgb(165, 49, 234)
RGB (0–1)0.6471, 0.1922, 0.9176
RGB percentages64.7%, 19.2%, 91.8%
HSLhsl(277.6, 81.5%, 55.5%)
HSV / HSBhsv(277.6, 79.1%, 91.8%)
CMYK29.5%, 79.1%, 0%, 8.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,826,218
CSS custom property--colour: #A531EA;

Brightness & contrast

Relative luminance0.16136WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.97:1
Contrast with white4.97:1WCAG normal text: AA
Contrast with black4.23:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#5ACE15

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006CEFno red cones; affects about 1% of men; ΔE 48.5 from the original
Deuteranopia#0071E6no green cones; the most common form, about 1% of men; ΔE 55.4 from the original
Tritanopia#9A618Fno blue cones; rare, and affects men and women equally; ΔE 70.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.97:1WCAG large text: AAA
Contrast with black, large text4.23:1WCAG large text: AA

Named colours

Blue violet · ΔE 7.3Dark violet · ΔE 8.1Dark orchid · ΔE 14.4Medium orchid · ΔE 28.5Fuchsia · ΔE 29.7Magenta · ΔE 29.7
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 7.29, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#76EA31
Analogous#4931EA, #EA31D2
Triadic#EAA531, #31EAA5
Split complementary#D3EA31, #31EA48
Tetradic#EA4831, #76EA31, #31D2EA

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F6EAFD
Lighter +30%#E2BCF8
Lighter +20%#CD8EF3
Lighter +10%#B95FEF
Darker −10%#8C15D3
Darker −20%#6D11A4
Darker −30%#4E0C76
Darker −40%#300748
More saturated +25%#AA1CFF
Less saturated −25%#9E4DCE

Channel breakdown

R165
G49
B234
Red165 (64.7%)
Green49 (19.2%)
Blue234 (91.8%)
Hue277.62°
Saturation (HSL)81.5%
Lightness55.49%
Dominant channelBlue
Hex per channelR A5 · G 31 · B EA

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Every value on this page was computed from “a531ea” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.