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Recognised as Colour

#4B448F

  • #4B448F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#4B448F is a blue with RGB values 75, 68, 143 and HSL 246°, 36%, 41%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4B448F#4B448F
HEX#4B448F
RGBrgb(75, 68, 143)
RGB (0–1)0.2941, 0.2667, 0.5608
RGB percentages29.4%, 26.7%, 56.1%
HSLhsl(245.6, 35.5%, 41.4%)
HSV / HSBhsv(245.6, 52.4%, 56.1%)
CMYK47.6%, 52.4%, 0%, 43.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,932,751
CSS custom property--colour: #4B448F;

Brightness & contrast

Relative luminance0.07613WCAG 2.x, 0 is black and 1 is white
Perceived brightness82 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.32:1
Contrast with white8.32:1WCAG normal text: AAA
Contrast with black2.52:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#B4BB70

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#215092no red cones; affects about 1% of men; ΔE 15.1 from the original
Deuteranopia#1E4C8Dno green cones; the most common form, about 1% of men; ΔE 14.7 from the original
Tritanopia#345463no blue cones; rare, and affects men and women equally; ΔE 41.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.32:1WCAG large text: AAA
Contrast with black, large text2.52:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 3.7Rebecca purple · ΔE 20.4Midnight blue · ΔE 21.1Slate blue · ΔE 24.4Medium purple · ΔE 27.2Royal blue · ΔE 28.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 3.67, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#888F44
Analogous#44628F, #71448F
Triadic#8F4B44, #448F4B
Split complementary#8F7144, #628F44
Tetradic#8F4462, #888F44, #448F71

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C2BFE0
Lighter +30%#A19CD0
Lighter +20%#8079C0
Lighter +10%#5F57AF
Darker −10%#39346C
Darker −20%#27234A
Darker −30%#151327
Darker −40%#020205
More saturated +25%#362AA9
Less saturated −25%#605E75

Channel breakdown

R75
G68
B143
Red75 (29.4%)
Green68 (26.7%)
Blue143 (56.1%)
Hue245.6°
Saturation (HSL)35.55%
Lightness41.37%
Dominant channelBlue
Hex per channelR 4B · G 44 · B 8F

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Every value on this page was computed from “4b448f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.