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Colour

#649DE9

  • #649DE9
  • Blue
  • Dark
  • Nearest: Cornflower blue

#649DE9 is a blue with RGB values 100, 157, 233 and HSL 214°, 75%, 65%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#649DE9#649DE9
HEX#649DE9
RGBrgb(100, 157, 233)
RGB (0–1)0.3922, 0.6157, 0.9137
RGB percentages39.2%, 61.6%, 91.4%
HSLhsl(214.3, 75.1%, 65.3%)
HSV / HSBhsv(214.3, 57.1%, 91.4%)
CMYK57.1%, 32.6%, 0%, 8.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,594,025
CSS custom property--colour: #649DE9;

Brightness & contrast

Relative luminance0.32706WCAG 2.x, 0 is black and 1 is white
Perceived brightness153.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.54:1
Contrast with white2.78:1WCAG normal text: Fail
Contrast with black7.54:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#9B6216

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7EA2ECno red cones; affects about 1% of men; ΔE 5.6 from the original
Deuteranopia#6C95E7no green cones; the most common form, about 1% of men; ΔE 6.3 from the original
Tritanopia#00AEB8no blue cones; rare, and affects men and women equally; ΔE 46.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.78:1WCAG large text: Fail
Contrast with black, large text7.54:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8.2Steel blue · ΔE 18Dodgerblue · ΔE 21Deep skyblue · ΔE 22.8Light skyblue · ΔE 26.3Light steelblue · ΔE 32.5
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.23, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E9B064
Analogous#64E0E9, #6D64E9
Triadic#E9649D, #9DE964
Split complementary#E96E64, #E0E964
Tetradic#E964E0, #E9B064, #64E96D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EAF2FC
Lighter +20%#BDD5F6
Lighter +10%#91B9EF
Darker −10%#3781E3
Darker −20%#1D67CA
Darker −30%#16509E
Darker −40%#103A71
More saturated +25%#4E9AFF
Less saturated −25%#7AA0D3

Channel breakdown

R100
G157
B233
Red100 (39.2%)
Green157 (61.6%)
Blue233 (91.4%)
Hue214.29°
Saturation (HSL)75.14%
Lightness65.29%
Dominant channelBlue
Hex per channelR 64 · G 9D · B E9

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Every value on this page was computed from “649de9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.