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Recognised as Colour

#58368A

  • #58368A
  • Violet
  • Dark
  • Nearest: Dark slateblue

#58368A is a violet with RGB values 88, 54, 138 and HSL 264°, 44%, 38%. It is a dark colour, so white text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#58368A#58368A
HEX#58368A
RGBrgb(88, 54, 138)
RGB (0–1)0.3451, 0.2118, 0.5412
RGB percentages34.5%, 21.2%, 54.1%
HSLhsl(264.3, 43.7%, 37.6%)
HSV / HSBhsv(264.3, 60.9%, 54.1%)
CMYK36.2%, 60.9%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,781,130
CSS custom property--colour: #58368A;

Brightness & contrast

Relative luminance0.06548WCAG 2.x, 0 is black and 1 is white
Perceived brightness78.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.09:1
Contrast with white9.09:1WCAG normal text: AAA
Contrast with black2.31:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#A7C975

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#05488Dno red cones; affects about 1% of men; ΔE 24.6 from the original
Deuteranopia#194888no green cones; the most common form, about 1% of men; ΔE 25.1 from the original
Tritanopia#4D485Ano blue cones; rare, and affects men and women equally; ΔE 42.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.09:1WCAG large text: AAA
Contrast with black, large text2.31:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 7.9Rebecca purple · ΔE 10.8Midnight blue · ΔE 17.1Slate blue · ΔE 21.9Indigo · ΔE 23.7Purple · ΔE 25.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 7.93, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#688A36
Analogous#363E8A, #82368A
Triadic#8A5836, #368A58
Split complementary#8A8236, #3E8A36
Tetradic#8A363E, #688A36, #368A82

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1ADDF
Lighter +30%#A688D1
Lighter +20%#8A64C2
Lighter +10%#6F44AF
Darker −10%#412865
Darker −20%#291941
Darker −30%#120B1C
Darker −40%#000000
More saturated +25%#531EA2
Less saturated −25%#5D4E72

Channel breakdown

R88
G54
B138
Red88 (34.5%)
Green54 (21.2%)
Blue138 (54.1%)
Hue264.29°
Saturation (HSL)43.75%
Lightness37.65%
Dominant channelBlue
Hex per channelR 58 · G 36 · B 8A

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Every value on this page was computed from “58368a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.