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Recognised as Colour

#6457FF

  • #6457FF
  • Blue
  • Dark
  • Nearest: Blue violet

#6457FF is a blue with RGB values 100, 87, 255 and HSL 245°, 100%, 67%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#6457FF#6457FF
HEX#6457FF
RGBrgb(100, 87, 255)
RGB (0–1)0.3922, 0.3412, 1
RGB percentages39.2%, 34.1%, 100%
HSLhsl(244.6, 100%, 67.1%)
HSV / HSBhsv(244.6, 65.9%, 100%)
CMYK60.8%, 65.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,576,127
CSS custom property--colour: #6457FF;

Brightness & contrast

Relative luminance0.16746WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.83:1
Contrast with white4.83:1WCAG normal text: AA
Contrast with black4.35:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#9BA800

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0078FFno red cones; affects about 1% of men; ΔE 29.4 from the original
Deuteranopia#006BFCno green cones; the most common form, about 1% of men; ΔE 21.3 from the original
Tritanopia#0083A4no blue cones; rare, and affects men and women equally; ΔE 89.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.83:1WCAG large text: AAA
Contrast with black, large text4.35:1WCAG large text: AA

Named colours

Blue violet · ΔE 20.1Medium slateblue · ΔE 20.1Dark orchid · ΔE 25.8Dark violet · ΔE 28.2Slate blue · ΔE 28.9Medium blue · ΔE 29.2
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 20.11, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F2FF57
Analogous#579EFF, #B857FF
Triadic#FF6457, #57FF64
Split complementary#FFB857, #9EFF57
Tetradic#FF579E, #F2FF57, #57FFB8

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F1F0FF
Lighter +20%#C2BDFF
Lighter +10%#938AFF
Darker −10%#3524FF
Darker −20%#1300F0
Darker −30%#0F00BD
Darker −40%#0B008A
More saturated +25%#6457FF
Less saturated −25%#766CEA

Channel breakdown

R100
G87
B255
Red100 (39.2%)
Green87 (34.1%)
Blue255 (100%)
Hue244.64°
Saturation (HSL)100%
Lightness67.06%
Dominant channelBlue
Hex per channelR 64 · G 57 · B FF

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Every value on this page was computed from “6457ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.