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Recognised as Colour

#683FFF

  • #683FFF
  • Blue
  • Dark
  • Nearest: Blue violet

#683FFF is a blue with RGB values 104, 63, 255 and HSL 253°, 100%, 62%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#683FFF#683FFF
HEX#683FFF
RGBrgb(104, 63, 255)
RGB (0–1)0.4078, 0.2471, 1
RGB percentages40.8%, 24.7%, 100%
HSLhsl(252.8, 100%, 62.4%)
HSV / HSBhsv(252.8, 75.3%, 100%)
CMYK59.2%, 75.3%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,832,127
CSS custom property--colour: #683FFF;

Brightness & contrast

Relative luminance0.13718WCAG 2.x, 0 is black and 1 is white
Perceived brightness113.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.61:1
Contrast with white5.61:1WCAG normal text: AA
Contrast with black3.74:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#97C000

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006DFFno red cones; affects about 1% of men; ΔE 35.8 from the original
Deuteranopia#0061FCno green cones; the most common form, about 1% of men; ΔE 28.2 from the original
Tritanopia#00779Dno blue cones; rare, and affects men and women equally; ΔE 99.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.61:1WCAG large text: AAA
Contrast with black, large text3.74:1WCAG large text: AA

Named colours

Blue violet · ΔE 14.8Medium blue · ΔE 19.2Dark violet · ΔE 22Blue · ΔE 26.7Dark orchid · ΔE 28.5Medium slateblue · ΔE 34.2
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 14.8, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D6FF3F
Analogous#3F76FF, #C83FFF
Triadic#FF683F, #3FFF68
Split complementary#FFC83F, #76FF3F
Tetradic#FF3F76, #D6FF3F, #3FFFC8

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E0D8FF
Lighter +20%#B8A5FF
Lighter +10%#9072FF
Darker −10%#400CFF
Darker −20%#2E00D8
Darker −30%#2300A5
Darker −40%#180072
More saturated +25%#683FFF
Less saturated −25%#7657E7

Channel breakdown

R104
G63
B255
Red104 (40.8%)
Green63 (24.7%)
Blue255 (100%)
Hue252.81°
Saturation (HSL)100%
Lightness62.35%
Dominant channelBlue
Hex per channelR 68 · G 3F · B FF

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Every value on this page was computed from “683fff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.