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Recognised as Colour

#433F4B

  • #433F4B
  • Violet
  • Dark
  • Nearest: Dark slate grey

#433F4B is a violet with RGB values 67, 63, 75 and HSL 260°, 9%, 27%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#433F4B#433F4B
HEX#433F4B
RGBrgb(67, 63, 75)
RGB (0–1)0.2627, 0.2471, 0.2941
RGB percentages26.3%, 24.7%, 29.4%
HSLhsl(260, 8.7%, 27.1%)
HSV / HSBhsv(260, 16%, 29.4%)
CMYK10.7%, 16%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,407,115
CSS custom property--colour: #433F4B;

Brightness & contrast

Relative luminance0.05256WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.24:1
Contrast with white10.24:1WCAG normal text: AAA
Contrast with black2.05:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#BCC0B4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3D414Cno red cones; affects about 1% of men; ΔE 3.4 from the original
Deuteranopia#3D414Bno green cones; the most common form, about 1% of men; ΔE 3.7 from the original
Tritanopia#424143no blue cones; rare, and affects men and women equally; ΔE 6.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.24:1WCAG large text: AAA
Contrast with black, large text2.05:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 16.9Dim grey · ΔE 18.8Slate grey · ΔE 26.5Gray · ΔE 27.3Black · ΔE 28.6Light slate grey · ΔE 29.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.88, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#474B3F
Analogous#3F414B, #493F4B
Triadic#4B433F, #3F4B43
Split complementary#4B493F, #414B3F
Tetradic#4B3F41, #474B3F, #3F4B49

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9A4B2
Lighter +30%#8E889B
Lighter +20%#756E82
Lighter +10%#5C5667
Darker −10%#2A282F
Darker −20%#111014
Darker −30%#000000
Darker −40%#000000
More saturated +25%#3D2E5C
Less saturated −25%#454545

Channel breakdown

R67
G63
B75
Red67 (26.3%)
Green63 (24.7%)
Blue75 (29.4%)
Hue260°
Saturation (HSL)8.7%
Lightness27.06%
Dominant channelBlue
Hex per channelR 43 · G 3F · B 4B

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Every value on this page was computed from “433f4b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.