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Colour

#781F42

  • #781F42
  • Red
  • Dark
  • Nearest: Brown

#781F42 is a red with RGB values 120, 31, 66 and HSL 336°, 59%, 30%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#781F42#781F42
HEX#781F42
RGBrgb(120, 31, 66)
RGB (0–1)0.4706, 0.1216, 0.2588
RGB percentages47.1%, 12.2%, 25.9%
HSLhsl(336.4, 58.9%, 29.6%)
HSV / HSBhsv(336.4, 74.2%, 47.1%)
CMYK0%, 74.2%, 45%, 52.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,872,322
CSS custom property--colour: #781F42;

Brightness & contrast

Relative luminance0.05366WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.13:1
Contrast with white10.13:1WCAG normal text: AAA
Contrast with black2.07:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#87E0BD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#323743no red cones; affects about 1% of men; ΔE 41.3 from the original
Deuteranopia#4A4840no green cones; the most common form, about 1% of men; ΔE 42.3 from the original
Tritanopia#82122Eno blue cones; rare, and affects men and women equally; ΔE 14.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.13:1WCAG large text: AAA
Contrast with black, large text2.07:1WCAG large text: Fail

Named colours

Brown · ΔE 32.6Pale violetred · ΔE 33.1Indian red · ΔE 33.7Medium violet red · ΔE 37.8Maroon · ΔE 38.1Sienna · ΔE 40.3
Nearest named CSS colourBrown (#A52A2A)ΔE 32.63, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1F7855
Analogous#781F6F, #78281F
Triadic#42781F, #1F4278
Split complementary#1F7828, #1F6F78
Tetradic#6F781F, #1F7855, #281F78

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DF84A8
Lighter +30%#D55B8B
Lighter +20%#C9346F
Lighter +10%#A12958
Darker −10%#4F152C
Darker −20%#270A15
Darker −30%#000000
Darker −40%#000000
More saturated +25%#8B0C3E
Less saturated −25%#653246

Channel breakdown

R120
G31
B66
Red120 (47.1%)
Green31 (12.2%)
Blue66 (25.9%)
Hue336.4°
Saturation (HSL)58.94%
Lightness29.61%
Dominant channelRed
Hex per channelR 78 · G 1F · B 42

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Every value on this page was computed from “781f42” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.