Nerdulator> put something in

Recognised as Colour

#681DF3

  • #681DF3
  • Violet
  • Dark
  • Nearest: Medium blue

#681DF3 is a violet with RGB values 104, 29, 243 and HSL 261°, 90%, 53%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#681DF3#681DF3
HEX#681DF3
RGBrgb(104, 29, 243)
RGB (0–1)0.4078, 0.1137, 0.9529
RGB percentages40.8%, 11.4%, 95.3%
HSLhsl(261, 89.9%, 53.3%)
HSV / HSBhsv(261, 88.1%, 95.3%)
CMYK57.2%, 88.1%, 0%, 4.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,823,411
CSS custom property--colour: #681DF3;

Brightness & contrast

Relative luminance0.10293WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.87:1
Contrast with white6.87:1WCAG normal text: AA
Contrast with black3.06:1WCAG normal text: Fail
Greyscale equivalent#3C3C3C
Inverted#97E20C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005FF8no red cones; affects about 1% of men; ΔE 38.9 from the original
Deuteranopia#0054F0no green cones; the most common form, about 1% of men; ΔE 34.4 from the original
Tritanopia#1D6691no blue cones; rare, and affects men and women equally; ΔE 101.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.87:1WCAG large text: AAA
Contrast with black, large text3.06:1WCAG large text: AA

Named colours

Medium blue · ΔE 15.1Blue violet · ΔE 17.1Blue · ΔE 18.7Dark violet · ΔE 20.6Dark orchid · ΔE 32.4Dark blue · ΔE 40.2
Nearest named CSS colourMedium blue (#0000CD)ΔE 15.12, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A8F31D
Analogous#1D3DF3, #D31DF3
Triadic#F3681D, #1DF368
Split complementary#F3D31D, #3DF31D
Tetradic#F31D3D, #A8F31D, #1DF3D3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9DFFD
Lighter +30%#C9AEFB
Lighter +20%#A97EF8
Lighter +10%#884DF6
Darker −10%#510BD2
Darker −20%#3E09A1
Darker −30%#2C0671
Darker −40%#190341
More saturated +25%#6411FF
Less saturated −25%#713BD5

Channel breakdown

R104
G29
B243
Red104 (40.8%)
Green29 (11.4%)
Blue243 (95.3%)
Hue261.03°
Saturation (HSL)89.92%
Lightness53.33%
Dominant channelBlue
Hex per channelR 68 · G 1D · B F3

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “681df3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.