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Colour

#649EFF

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

#649EFF is a blue with RGB values 100, 158, 255 and HSL 218°, 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

#649EFF#649EFF
HEX#649EFF
RGBrgb(100, 158, 255)
RGB (0–1)0.3922, 0.6196, 1
RGB percentages39.2%, 62%, 100%
HSLhsl(217.5, 100%, 69.6%)
HSV / HSBhsv(217.5, 60.8%, 100%)
CMYK60.8%, 38%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,594,303
CSS custom property--colour: #649EFF;

Brightness & contrast

Relative luminance0.34383WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.88:1
Contrast with white2.67:1WCAG normal text: Fail
Contrast with black7.88:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#9B6100

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#74A6FFno red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#5E98FDno green cones; the most common form, about 1% of men; ΔE 3.4 from the original
Tritanopia#00B4C2no blue cones; rare, and affects men and women equally; ΔE 55.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.67:1WCAG large text: Fail
Contrast with black, large text7.88:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 5.7Dodgerblue · ΔE 11.2Royal blue · ΔE 26.5Steel blue · ΔE 28.8Medium purple · ΔE 29Deep skyblue · ΔE 30.7
Nearest named CSS colourCornflower blue (#6495ED)ΔE 5.69, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFC564
Analogous#64ECFF, #7764FF
Triadic#FF649E, #9EFF64
Split complementary#FF7864, #EBFF64
Tetradic#FF64EC, #FFC564, #64FF78

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FDFEFF
Lighter +20%#CADEFF
Lighter +10%#97BEFF
Darker −10%#317EFF
Darker −20%#005FFD
Darker −30%#004CCA
Darker −40%#003997
More saturated +25%#649EFF
Less saturated −25%#77A3EC

Channel breakdown

R100
G158
B255
Red100 (39.2%)
Green158 (62%)
Blue255 (100%)
Hue217.55°
Saturation (HSL)100%
Lightness69.61%
Dominant channelBlue
Hex per channelR 64 · G 9E · B FF

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