Nerdulator> put something in

Colour

#563F42

  • #563F42
  • Red
  • Dark
  • Nearest: Dim grey

#563F42 is a red with RGB values 86, 63, 66 and HSL 352°, 15%, 29%. It is a dark colour, so white text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#563F42#563F42
HEX#563F42
RGBrgb(86, 63, 66)
RGB (0–1)0.3373, 0.2471, 0.2588
RGB percentages33.7%, 24.7%, 25.9%
HSLhsl(352.2, 15.4%, 29.2%)
HSV / HSBhsv(352.2, 26.7%, 33.7%)
CMYK0%, 26.7%, 23.3%, 66.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,652,290
CSS custom property--colour: #563F42;

Brightness & contrast

Relative luminance0.05927WCAG 2.x, 0 is black and 1 is white
Perceived brightness71 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.61:1
Contrast with white9.61:1WCAG normal text: AAA
Contrast with black2.19:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#A9C0BD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#434242no red cones; affects about 1% of men; ΔE 10.4 from the original
Deuteranopia#484642no green cones; the most common form, about 1% of men; ΔE 10.6 from the original
Tritanopia#5A3D40no blue cones; rare, and affects men and women equally; ΔE 2.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.61:1WCAG large text: AAA
Contrast with black, large text2.19:1WCAG large text: Fail

Named colours

Dim grey · ΔE 18.6Dark slate grey · ΔE 23.1Gray · ΔE 26.6Slate grey · ΔE 29.6Black · ΔE 31.1Light slate grey · ΔE 32.4
Nearest named CSS colourDim grey (#696969)ΔE 18.61, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3F5653
Analogous#563F4E, #56483F
Triadic#42563F, #3F4256
Split complementary#3F5648, #3F4E56
Tetradic#4E563F, #3F5653, #473F56

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDA4A8
Lighter +30%#A7878B
Lighter +20%#916A6F
Lighter +10%#735559
Darker −10%#39292B
Darker −20%#1B1415
Darker −30%#000000
Darker −40%#000000
More saturated +25%#692C34
Less saturated −25%#4B4B4B

Channel breakdown

R86
G63
B66
Red86 (33.7%)
Green63 (24.7%)
Blue66 (25.9%)
Hue352.17°
Saturation (HSL)15.44%
Lightness29.22%
Dominant channelRed
Hex per channelR 56 · G 3F · B 42

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “563f42” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.