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Recognised as Colour

#613FB9

  • #613FB9
  • Violet
  • Dark
  • Nearest: Slate blue

#613FB9 is a violet with RGB values 97, 63, 185 and HSL 257°, 49%, 49%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#613FB9#613FB9
HEX#613FB9
RGBrgb(97, 63, 185)
RGB (0–1)0.3804, 0.2471, 0.7255
RGB percentages38%, 24.7%, 72.5%
HSLhsl(256.7, 49.2%, 48.6%)
HSV / HSBhsv(256.7, 65.9%, 72.5%)
CMYK47.6%, 65.9%, 0%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,373,305
CSS custom property--colour: #613FB9;

Brightness & contrast

Relative luminance0.09599WCAG 2.x, 0 is black and 1 is white
Perceived brightness95.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.19:1
Contrast with white7.19:1WCAG normal text: AAA
Contrast with black2.92:1WCAG normal text: Fail
Greyscale equivalent#4F4F4F
Inverted#9EC046

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059BDno red cones; affects about 1% of men; ΔE 26.4 from the original
Deuteranopia#0055B7no green cones; the most common form, about 1% of men; ΔE 26.1 from the original
Tritanopia#455D76no blue cones; rare, and affects men and women equally; ΔE 62.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.19:1WCAG large text: AAA
Contrast with black, large text2.92:1WCAG large text: Fail

Named colours

Slate blue · ΔE 11.6Rebecca purple · ΔE 13.1Medium slateblue · ΔE 16.4Indigo · ΔE 19.3Medium purple · ΔE 21.4Royal blue · ΔE 21.5
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 11.59, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#97B93F
Analogous#3F5AB9, #9E3FB9
Triadic#B9613F, #3FB961
Split complementary#B99E3F, #5AB93F
Tetradic#B93F5A, #97B93F, #3FB99E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCD4F0
Lighter +30%#BDAEE3
Lighter +20%#9E88D6
Lighter +10%#7F62C9
Darker −10%#4D3293
Darker −20%#39256D
Darker −30%#251847
Darker −40%#110B21
More saturated +25%#5320D8
Less saturated −25%#6F5E9A

Channel breakdown

R97
G63
B185
Red97 (38%)
Green63 (24.7%)
Blue185 (72.5%)
Hue256.72°
Saturation (HSL)49.19%
Lightness48.63%
Dominant channelBlue
Hex per channelR 61 · G 3F · B B9

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Every value on this page was computed from “613fb9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.