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Recognised as Colour

#582A74

  • #582A74
  • Violet
  • Dark
  • Nearest: Dark slateblue

#582A74 is a violet with RGB values 88, 42, 116 and HSL 277°, 47%, 31%. It is a dark colour, so white text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#582A74#582A74
HEX#582A74
RGBrgb(88, 42, 116)
RGB (0–1)0.3451, 0.1647, 0.4549
RGB percentages34.5%, 16.5%, 45.5%
HSLhsl(277.3, 46.8%, 31%)
HSV / HSBhsv(277.3, 63.8%, 45.5%)
CMYK24.1%, 63.8%, 0%, 54.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,778,036
CSS custom property--colour: #582A74;

Brightness & contrast

Relative luminance0.04992WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.51:1
Contrast with white10.51:1WCAG normal text: AAA
Contrast with black2:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#A7D58B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0B3D76no red cones; affects about 1% of men; ΔE 27.6 from the original
Deuteranopia#224072no green cones; the most common form, about 1% of men; ΔE 28.3 from the original
Tritanopia#54384Bno blue cones; rare, and affects men and women equally; ΔE 33.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.51:1WCAG large text: AAA
Contrast with black, large text2:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 12.7Rebecca purple · ΔE 16.4Midnight blue · ΔE 19.1Purple · ΔE 24.2Indigo · ΔE 26.1Dark magenta · ΔE 28.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 12.67, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#46742A
Analogous#332A74, #742A6B
Triadic#74582A, #2A7458
Split complementary#6B742A, #2A7433
Tetradic#74332A, #46742A, #2A6B74

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BD92D8
Lighter +30%#A76DCA
Lighter +20%#9047BD
Lighter +10%#743899
Darker −10%#3C1C4F
Darker −20%#1F0F29
Darker −30%#030104
Darker −40%#000000
More saturated +25%#5D1688
Less saturated −25%#533E60

Channel breakdown

R88
G42
B116
Red88 (34.5%)
Green42 (16.5%)
Blue116 (45.5%)
Hue277.3°
Saturation (HSL)46.84%
Lightness30.98%
Dominant channelBlue
Hex per channelR 58 · G 2A · B 74

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Every value on this page was computed from “582a74” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.