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Colour

#6478FF

  • #6478FF
  • Blue
  • Dark
  • Nearest: Medium slateblue

#6478FF is a blue with RGB values 100, 120, 255 and HSL 232°, 100%, 70%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#6478FF#6478FF
HEX#6478FF
RGBrgb(100, 120, 255)
RGB (0–1)0.3922, 0.4706, 1
RGB percentages39.2%, 47.1%, 100%
HSLhsl(232.3, 100%, 69.6%)
HSV / HSBhsv(232.3, 60.8%, 100%)
CMYK60.8%, 52.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,584,575
CSS custom property--colour: #6478FF;

Brightness & contrast

Relative luminance0.23362WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.67:1
Contrast with white3.7:1WCAG normal text: Fail
Contrast with black5.67:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#9B8700

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1D8CFFno red cones; affects about 1% of men; ΔE 20.9 from the original
Deuteranopia#007EFCno green cones; the most common form, about 1% of men; ΔE 13.8 from the original
Tritanopia#0098B0no blue cones; rare, and affects men and women equally; ΔE 74.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.7:1WCAG large text: AA
Contrast with black, large text5.67:1WCAG large text: AAA

Named colours

Medium slateblue · ΔE 10Royal blue · ΔE 10.8Slate blue · ΔE 15.9Medium purple · ΔE 20Dodgerblue · ΔE 23.8Cornflower blue · ΔE 31.5
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 10.05, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFEB64
Analogous#64C6FF, #9E64FF
Triadic#FF6478, #78FF64
Split complementary#FF9D64, #C6FF64
Tetradic#FF64C5, #FFEB64, #64FF9D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FDFDFF
Lighter +20%#CAD1FF
Lighter +10%#97A4FF
Darker −10%#314CFF
Darker −20%#0021FD
Darker −30%#001ACA
Darker −40%#001397
More saturated +25%#6478FF
Less saturated −25%#7786EC

Channel breakdown

R100
G120
B255
Red100 (39.2%)
Green120 (47.1%)
Blue255 (100%)
Hue232.26°
Saturation (HSL)100%
Lightness69.61%
Dominant channelBlue
Hex per channelR 64 · G 78 · B FF

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Every value on this page was computed from “6478ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.