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Recognised as Colour

#6579F1

  • #6579F1
  • Blue
  • Dark
  • Nearest: Royal blue

#6579F1 is a blue with RGB values 101, 121, 241 and HSL 231°, 83%, 67%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#6579F1#6579F1
HEX#6579F1
RGBrgb(101, 121, 241)
RGB (0–1)0.3961, 0.4745, 0.9451
RGB percentages39.6%, 47.5%, 94.5%
HSLhsl(231.4, 83.3%, 67.1%)
HSV / HSBhsv(231.4, 58.1%, 94.5%)
CMYK58.1%, 49.8%, 0%, 5.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,650,353
CSS custom property--colour: #6579F1;

Brightness & contrast

Relative luminance0.22792WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.56:1
Contrast with white3.78:1WCAG normal text: Fail
Contrast with black5.56:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#9A860E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#398AF5no red cones; affects about 1% of men; ΔE 15.9 from the original
Deuteranopia#1C7DEEno green cones; the most common form, about 1% of men; ΔE 12.7 from the original
Tritanopia#0094AAno blue cones; rare, and affects men and women equally; ΔE 67.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.78:1WCAG large text: AA
Contrast with black, large text5.56:1WCAG large text: AAA

Named colours

Royal blue · ΔE 7.6Slate blue · ΔE 13.7Medium slateblue · ΔE 14Medium purple · ΔE 15.7Dodgerblue · ΔE 18.2Cornflower blue · ΔE 23.8
Nearest named CSS colourRoyal blue (#4169E1)ΔE 7.56, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F1DD65
Analogous#65BFF1, #9765F1
Triadic#F16579, #79F165
Split complementary#F19765, #BFF165
Tetradic#F165BF, #F1DD65, #65F197

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F1F3FE
Lighter +20%#C2CAFA
Lighter +10%#94A2F5
Darker −10%#3650ED
Darker −20%#1431DC
Darker −30%#1026AD
Darker −40%#0C1C7E
More saturated +25%#576FFF
Less saturated −25%#7A88DC

Channel breakdown

R101
G121
B241
Red101 (39.6%)
Green121 (47.5%)
Blue241 (94.5%)
Hue231.43°
Saturation (HSL)83.33%
Lightness67.06%
Dominant channelBlue
Hex per channelR 65 · G 79 · B F1

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Every value on this page was computed from “6579f1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.