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Recognised as Colour

#685CD2

  • #685CD2
  • Blue
  • Dark
  • Nearest: Slate blue

#685CD2 is a blue with RGB values 104, 92, 210 and HSL 246°, 57%, 59%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#685CD2#685CD2
HEX#685CD2
RGBrgb(104, 92, 210)
RGB (0–1)0.4078, 0.3608, 0.8235
RGB percentages40.8%, 36.1%, 82.4%
HSLhsl(246.1, 56.7%, 59.2%)
HSV / HSBhsv(246.1, 56.2%, 82.4%)
CMYK50.5%, 56.2%, 0%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,839,506
CSS custom property--colour: #685CD2;

Brightness & contrast

Relative luminance0.1525WCAG 2.x, 0 is black and 1 is white
Perceived brightness115 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.19:1
Contrast with white5.19:1WCAG normal text: AA
Contrast with black4.05:1WCAG normal text: Fail
Greyscale equivalent#676767
Inverted#97A32D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0671D6no red cones; affects about 1% of men; ΔE 23.6 from the original
Deuteranopia#0069D0no green cones; the most common form, about 1% of men; ΔE 21 from the original
Tritanopia#3F778Eno blue cones; rare, and affects men and women equally; ΔE 63 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.19:1WCAG large text: AAA
Contrast with black, large text4.05:1WCAG large text: AA

Named colours

Slate blue · ΔE 2Medium slateblue · ΔE 9.9Royal blue · ΔE 11.4Medium purple · ΔE 13.1Rebecca purple · ΔE 19.4Dark slateblue · ΔE 25.2
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 1.96, below the just-noticeable difference
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C6D25C
Analogous#5C8BD2, #A35CD2
Triadic#D2685C, #5CD268
Split complementary#D2A35C, #8BD25C
Tetradic#D25C8B, #C6D25C, #5CD2A3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FCFCFE
Lighter +30%#D7D4F3
Lighter +20%#B2ACE8
Lighter +10%#8D84DD
Darker −10%#4536C5
Darker −20%#372B9D
Darker −30%#292075
Darker −40%#1B154D
More saturated +25%#5342EC
Less saturated −25%#7D76B8

Channel breakdown

R104
G92
B210
Red104 (40.8%)
Green92 (36.1%)
Blue210 (82.4%)
Hue246.1°
Saturation (HSL)56.73%
Lightness59.22%
Dominant channelBlue
Hex per channelR 68 · G 5C · B D2

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Every value on this page was computed from “685cd2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.