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Recognised as Colour

#4B4473

  • #4B4473
  • Blue
  • Dark
  • Nearest: Dark slateblue

#4B4473 is a blue with RGB values 75, 68, 115 and HSL 249°, 26%, 36%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#4B4473#4B4473
HEX#4B4473
RGBrgb(75, 68, 115)
RGB (0–1)0.2941, 0.2667, 0.451
RGB percentages29.4%, 26.7%, 45.1%
HSLhsl(248.9, 25.7%, 35.9%)
HSV / HSBhsv(248.9, 40.9%, 45.1%)
CMYK34.8%, 40.9%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,932,723
CSS custom property--colour: #4B4473;

Brightness & contrast

Relative luminance0.06868WCAG 2.x, 0 is black and 1 is white
Perceived brightness76.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.85:1
Contrast with white8.85:1WCAG normal text: AAA
Contrast with black2.37:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#B4BB8C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#364B75no red cones; affects about 1% of men; ΔE 10 from the original
Deuteranopia#364972no green cones; the most common form, about 1% of men; ΔE 9.7 from the original
Tritanopia#414D56no blue cones; rare, and affects men and women equally; ΔE 25.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.85:1WCAG large text: AAA
Contrast with black, large text2.37:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.5Steel blue · ΔE 29Slate grey · ΔE 31.4Dim grey · ΔE 32.7Midnight blue · ΔE 32.9Light slate grey · ΔE 33.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.53, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C7344
Analogous#445473, #634473
Triadic#734B44, #44734B
Split complementary#736244, #557344
Tetradic#734454, #6C7344, #447363

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B6B2D1
Lighter +30%#9892BE
Lighter +20%#7A72AB
Lighter +10%#605793
Darker −10%#363153
Darker −20%#211E33
Darker −30%#0C0B13
Darker −40%#000000
More saturated +25%#3B2D8A
Less saturated −25%#5B5B5C

Channel breakdown

R75
G68
B115
Red75 (29.4%)
Green68 (26.7%)
Blue115 (45.1%)
Hue248.94°
Saturation (HSL)25.68%
Lightness35.88%
Dominant channelBlue
Hex per channelR 4B · G 44 · B 73

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Every value on this page was computed from “4b4473” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.