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Recognised as Colour

#686CE2

  • #686CE2
  • Blue
  • Dark
  • Nearest: Royal blue

#686CE2 is a blue with RGB values 104, 108, 226 and HSL 238°, 68%, 65%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#686CE2#686CE2
HEX#686CE2
RGBrgb(104, 108, 226)
RGB (0–1)0.4078, 0.4235, 0.8863
RGB percentages40.8%, 42.4%, 88.6%
HSLhsl(238, 67.8%, 64.7%)
HSV / HSBhsv(238, 54%, 88.6%)
CMYK54%, 52.2%, 0%, 11.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,843,618
CSS custom property--colour: #686CE2;

Brightness & contrast

Relative luminance0.19159WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.83:1
Contrast with white4.35:1WCAG normal text: Fail
Contrast with black4.83:1WCAG normal text: AA
Greyscale equivalent#747474
Inverted#97931D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2A7EE6no red cones; affects about 1% of men; ΔE 19 from the original
Deuteranopia#1374E0no green cones; the most common form, about 1% of men; ΔE 16.5 from the original
Tritanopia#2D879Dno blue cones; rare, and affects men and women equally; ΔE 65 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.35:1WCAG large text: AA
Contrast with black, large text4.83:1WCAG large text: AAA

Named colours

Royal blue · ΔE 7.3Slate blue · ΔE 7.9Medium slateblue · ΔE 10.9Medium purple · ΔE 12.7Dodgerblue · ΔE 23.1Rebecca purple · ΔE 25.4
Nearest named CSS colourRoyal blue (#4169E1)ΔE 7.34, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E2DE68
Analogous#68A9E2, #A168E2
Triadic#E2686C, #6CE268
Split complementary#E2A168, #A9E268
Tetradic#E268A9, #E2DE68, #68E2A1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E8E9FB
Lighter +20%#BEBFF2
Lighter +10%#9396EA
Darker −10%#3D42DA
Darker −20%#252ABF
Darker −30%#1D2094
Darker −40%#14176A
More saturated +25%#5157F8
Less saturated −25%#7E81CB

Channel breakdown

R104
G108
B226
Red104 (40.8%)
Green108 (42.4%)
Blue226 (88.6%)
Hue238.03°
Saturation (HSL)67.78%
Lightness64.71%
Dominant channelBlue
Hex per channelR 68 · G 6C · B E2

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Every value on this page was computed from “686ce2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.