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Colour

#649FFF

  • #649FFF
  • Blue
  • Dark
  • Nearest: Cornflower blue

#649FFF is a blue with RGB values 100, 159, 255 and HSL 217°, 100%, 70%. It is a dark colour, so black text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#649FFF#649FFF
HEX#649FFF
RGBrgb(100, 159, 255)
RGB (0–1)0.3922, 0.6235, 1
RGB percentages39.2%, 62.4%, 100%
HSLhsl(217.2, 100%, 69.6%)
HSV / HSBhsv(217.2, 60.8%, 100%)
CMYK60.8%, 37.6%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,594,559
CSS custom property--colour: #649FFF;

Brightness & contrast

Relative luminance0.34726WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.95:1
Contrast with white2.64:1WCAG normal text: Fail
Contrast with black7.95:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#9B6000

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#75A7FFno red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#6099FDno green cones; the most common form, about 1% of men; ΔE 3.4 from the original
Tritanopia#00B5C3no blue cones; rare, and affects men and women equally; ΔE 55.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.64:1WCAG large text: Fail
Contrast with black, large text7.95:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 5.5Dodgerblue · ΔE 11.7Royal blue · ΔE 27.2Steel blue · ΔE 28.3Medium purple · ΔE 29.6Deep skyblue · ΔE 29.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 5.5, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFC464
Analogous#64EDFF, #7664FF
Triadic#FF649F, #9FFF64
Split complementary#FF7664, #EDFF64
Tetradic#FF64ED, #FFC464, #64FF76

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FDFEFF
Lighter +20%#CADEFF
Lighter +10%#97BFFF
Darker −10%#317FFF
Darker −20%#0060FD
Darker −30%#004DCA
Darker −40%#003997
More saturated +25%#649FFF
Less saturated −25%#77A4EC

Channel breakdown

R100
G159
B255
Red100 (39.2%)
Green159 (62.4%)
Blue255 (100%)
Hue217.16°
Saturation (HSL)100%
Lightness69.61%
Dominant channelBlue
Hex per channelR 64 · G 9F · B FF

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Every value on this page was computed from “649fff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.