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Colour

#685DFF

  • #685DFF
  • Blue
  • Dark
  • Nearest: Medium slateblue

#685DFF is a blue with RGB values 104, 93, 255 and HSL 244°, 100%, 68%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#685DFF#685DFF
HEX#685DFF
RGBrgb(104, 93, 255)
RGB (0–1)0.4078, 0.3647, 1
RGB percentages40.8%, 36.5%, 100%
HSLhsl(244.1, 100%, 68.2%)
HSV / HSBhsv(244.1, 63.5%, 100%)
CMYK59.2%, 63.5%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,839,807
CSS custom property--colour: #685DFF;

Brightness & contrast

Relative luminance0.17992WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.6:1
Contrast with white4.57:1WCAG normal text: AA
Contrast with black4.6:1WCAG normal text: AA
Greyscale equivalent#6B6B6B
Inverted#97A200

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#007CFFno red cones; affects about 1% of men; ΔE 28.9 from the original
Deuteranopia#006FFCno green cones; the most common form, about 1% of men; ΔE 20.9 from the original
Tritanopia#0086A6no blue cones; rare, and affects men and women equally; ΔE 86.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.57:1WCAG large text: AAA
Contrast with black, large text4.6:1WCAG large text: AAA

Named colours

Medium slateblue · ΔE 16.3Blue violet · ΔE 22.4Slate blue · ΔE 25.5Dark orchid · ΔE 25.7Royal blue · ΔE 26.9Dark violet · ΔE 30.3
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 16.26, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F4FF5D
Analogous#5DA3FF, #B95DFF
Triadic#FF685D, #5DFF68
Split complementary#FFB95D, #A3FF5D
Tetradic#FF5DA3, #F4FF5D, #5DFFB9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F7F6FF
Lighter +20%#C7C3FF
Lighter +10%#9890FF
Darker −10%#382AFF
Darker −20%#1100F6
Darker −30%#0D00C3
Darker −40%#0A0090
More saturated +25%#685DFF
Less saturated −25%#7A71EB

Channel breakdown

R104
G93
B255
Red104 (40.8%)
Green93 (36.5%)
Blue255 (100%)
Hue244.07°
Saturation (HSL)100%
Lightness68.24%
Dominant channelBlue
Hex per channelR 68 · G 5D · B FF

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Every value on this page was computed from “685dff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.