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Recognised as Colour

#5B2687

  • #5B2687
  • Violet
  • Dark
  • Nearest: Rebecca purple

#5B2687 is a violet with RGB values 91, 38, 135 and HSL 273°, 56%, 34%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Rebecca purple.

Colour values

#5B2687#5B2687
HEX#5B2687
RGBrgb(91, 38, 135)
RGB (0–1)0.3569, 0.149, 0.5294
RGB percentages35.7%, 14.9%, 52.9%
HSLhsl(272.8, 56.1%, 33.9%)
HSV / HSBhsv(272.8, 71.9%, 52.9%)
CMYK32.6%, 71.9%, 0%, 47.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,973,639
CSS custom property--colour: #5B2687;

Brightness & contrast

Relative luminance0.0536WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.14:1
Contrast with white10.14:1WCAG normal text: AAA
Contrast with black2.07:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#A4D978

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00408Ano red cones; affects about 1% of men; ΔE 29.1 from the original
Deuteranopia#004285no green cones; the most common form, about 1% of men; ΔE 32.7 from the original
Tritanopia#533C53no blue cones; rare, and affects men and women equally; ΔE 44.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.14:1WCAG large text: AAA
Contrast with black, large text2.07:1WCAG large text: Fail

Named colours

Rebecca purple · ΔE 5.8Indigo · ΔE 14.6Midnight blue · ΔE 16.9Dark slateblue · ΔE 16.9Purple · ΔE 18.4Dark magenta · ΔE 21.4
Nearest named CSS colourRebecca purple (#663399)ΔE 5.82, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#528726
Analogous#2B2687, #872682
Triadic#875B26, #26875B
Split complementary#838726, #26872A
Tetradic#872A26, #528726, #268287

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C097E2
Lighter +30%#A86FD7
Lighter +20%#9048CB
Lighter +10%#7631AF
Darker −10%#401B5F
Darker −20%#251037
Darker −30%#0B0410
Darker −40%#000000
More saturated +25%#5D109D
Less saturated −25%#593C71

Channel breakdown

R91
G38
B135
Red91 (35.7%)
Green38 (14.9%)
Blue135 (52.9%)
Hue272.78°
Saturation (HSL)56.07%
Lightness33.92%
Dominant channelBlue
Hex per channelR 5B · G 26 · B 87

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Every value on this page was computed from “5b2687” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.