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Recognised as Colour

#6768D8

  • #6768D8
  • Blue
  • Dark
  • Nearest: Slate blue

#6768D8 is a blue with RGB values 103, 104, 216 and HSL 239°, 59%, 63%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#6768D8#6768D8
HEX#6768D8
RGBrgb(103, 104, 216)
RGB (0–1)0.4039, 0.4078, 0.8471
RGB percentages40.4%, 40.8%, 84.7%
HSLhsl(239.5, 59.2%, 62.5%)
HSV / HSBhsv(239.5, 52.3%, 84.7%)
CMYK52.3%, 51.9%, 0%, 15.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,777,048
CSS custom property--colour: #6768D8;

Brightness & contrast

Relative luminance0.17742WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.62:1
Contrast with white4.62:1WCAG normal text: AA
Contrast with black4.55:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#989727

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2C79DCno red cones; affects about 1% of men; ΔE 18.5 from the original
Deuteranopia#1D71D6no green cones; the most common form, about 1% of men; ΔE 16.9 from the original
Tritanopia#368196no blue cones; rare, and affects men and women equally; ΔE 61.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.62:1WCAG large text: AAA
Contrast with black, large text4.55:1WCAG large text: AAA

Named colours

Slate blue · ΔE 6.9Royal blue · ΔE 8.5Medium purple · ΔE 11.7Medium slateblue · ΔE 13.4Rebecca purple · ΔE 23.2Dodgerblue · ΔE 23.4
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 6.88, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D8D767
Analogous#67A1D8, #9E67D8
Triadic#D86768, #68D867
Split complementary#D89F67, #A1D867
Tetradic#D867A1, #D8D767, #67D89E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E1E1F7
Lighter +20%#B8B9ED
Lighter +10%#9090E2
Darker −10%#3E40CE
Darker −20%#2C2DAD
Darker −30%#222384
Darker −40%#17185C
More saturated +25%#4F51F0
Less saturated −25%#7F7FC0

Channel breakdown

R103
G104
B216
Red103 (40.4%)
Green104 (40.8%)
Blue216 (84.7%)
Hue239.47°
Saturation (HSL)59.16%
Lightness62.55%
Dominant channelBlue
Hex per channelR 67 · G 68 · B D8

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Every value on this page was computed from “6768d8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.