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Recognised as Colour

#4C439B

  • #4C439B
  • Blue
  • Dark
  • Nearest: Dark slateblue

#4C439B is a blue with RGB values 76, 67, 155 and HSL 246°, 40%, 44%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4C439B#4C439B
HEX#4C439B
RGBrgb(76, 67, 155)
RGB (0–1)0.298, 0.2627, 0.6078
RGB percentages29.8%, 26.3%, 60.8%
HSLhsl(246.1, 39.6%, 43.5%)
HSV / HSBhsv(246.1, 56.8%, 60.8%)
CMYK51%, 56.8%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,998,043
CSS custom property--colour: #4C439B;

Brightness & contrast

Relative luminance0.07917WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.13:1
Contrast with white8.13:1WCAG normal text: AAA
Contrast with black2.58:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#B3BC64

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0A529Eno red cones; affects about 1% of men; ΔE 18.2 from the original
Deuteranopia#004D99no green cones; the most common form, about 1% of men; ΔE 17.4 from the original
Tritanopia#2E5768no blue cones; rare, and affects men and women equally; ΔE 49.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.13:1WCAG large text: AAA
Contrast with black, large text2.58:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 6.2Rebecca purple · ΔE 14.7Slate blue · ΔE 17.6Midnight blue · ΔE 18.5Medium purple · ΔE 23Royal blue · ΔE 23.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 6.18, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#929B43
Analogous#43669B, #78439B
Triadic#9B4C43, #439B4C
Split complementary#9B7843, #669B43
Tetradic#9B4366, #929B43, #439B78

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8C4E6
Lighter +30%#A6A1D6
Lighter +20%#857DC7
Lighter +10%#635AB7
Darker −10%#3B3477
Darker −20%#292454
Darker −30%#181530
Darker −40%#06050D
More saturated +25%#3627B7
Less saturated −25%#625F7F

Channel breakdown

R76
G67
B155
Red76 (29.8%)
Green67 (26.3%)
Blue155 (60.8%)
Hue246.14°
Saturation (HSL)39.64%
Lightness43.53%
Dominant channelBlue
Hex per channelR 4C · G 43 · B 9B

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Every value on this page was computed from “4c439b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.