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Colour

#491C53

  • #491C53
  • Violet
  • Dark
  • Nearest: Dark slateblue

#491C53 is a violet with RGB values 73, 28, 83 and HSL 289°, 50%, 22%. It is a dark colour, so white text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#491C53#491C53
HEX#491C53
RGBrgb(73, 28, 83)
RGB (0–1)0.2863, 0.1098, 0.3255
RGB percentages28.6%, 11%, 32.5%
HSLhsl(289.1, 49.5%, 21.8%)
HSV / HSBhsv(289.1, 66.3%, 32.5%)
CMYK12%, 66.3%, 0%, 67.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,791,379
CSS custom property--colour: #491C53;

Brightness & contrast

Relative luminance0.02872WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.34:1
Contrast with white13.34:1WCAG normal text: AAA
Contrast with black1.57:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#B6E3AC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0F2C55no red cones; affects about 1% of men; ΔE 25.1 from the original
Deuteranopia#203152no green cones; the most common form, about 1% of men; ΔE 26.4 from the original
Tritanopia#492534no blue cones; rare, and affects men and women equally; ΔE 24.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.34:1WCAG large text: AAA
Contrast with black, large text1.57:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 21.7Midnight blue · ΔE 25.7Rebecca purple · ΔE 29.2Purple · ΔE 32.4Indigo · ΔE 35.9Dark magenta · ΔE 37.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 21.67, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#26531C
Analogous#2E1C53, #531C42
Triadic#53491C, #1C5349
Split complementary#41531C, #1C532E
Tetradic#532E1C, #26531C, #1C4153

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BC6DCE
Lighter +30%#AB47C1
Lighter +20%#8C369F
Lighter +10%#6B2979
Darker −10%#270F2D
Darker −20%#060207
Darker −30%#000000
Darker −40%#000000
More saturated +25%#520E61
Less saturated −25%#402A45

Channel breakdown

R73
G28
B83
Red73 (28.6%)
Green28 (11%)
Blue83 (32.5%)
Hue289.09°
Saturation (HSL)49.55%
Lightness21.76%
Dominant channelBlue
Hex per channelR 49 · G 1C · B 53

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Every value on this page was computed from “491c53” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.