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Recognised as Colour

#F66D28

  • #F66D28
  • Orange
  • Dark
  • Nearest: Chocolate

#F66D28 is a orange with RGB values 246, 109, 40 and HSL 20°, 92%, 56%. It is a dark colour, so black text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Chocolate.

Colour values

#F66D28#F66D28
HEX#F66D28
RGBrgb(246, 109, 40)
RGB (0–1)0.9647, 0.4275, 0.1569
RGB percentages96.5%, 42.7%, 15.7%
HSLhsl(20.1, 92%, 56.1%)
HSV / HSBhsv(20.1, 83.7%, 96.5%)
CMYK0%, 55.7%, 83.7%, 3.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,149,800
CSS custom property--colour: #F66D28;

Brightness & contrast

Relative luminance0.30683WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.14:1
Contrast with white2.94:1WCAG normal text: Fail
Contrast with black7.14:1WCAG normal text: AAA
Greyscale equivalent#858585
Inverted#0992D7

Colour vision & accessibility

Protanopia#94831Cno red cones; affects about 1% of men; ΔE 54.7 from the original
Deuteranopia#B6A222no green cones; the most common form, about 1% of men; ΔE 55.1 from the original
Tritanopia#FF4C60no blue cones; rare, and affects men and women equally; ΔE 36.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.94:1WCAG large text: Fail
Contrast with black, large text7.14:1WCAG large text: AAA

Named colours

Nearest named CSS colourChocolate (#D2691E)ΔE 14.09, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#28B1F6
Analogous#F6284A, #F6D428
Triadic#28F66D, #6D28F6
Split complementary#28F6D4, #284AF6
Tetradic#4AF628, #28B1F6, #D428F6

Tints, shades & saturation

Lighter +40%#FEF2EC
Lighter +30%#FCD1BB
Lighter +20%#FAAF8A
Lighter +10%#F88E59
Darker −10%#E25209
Darker −20%#B14007
Darker −30%#802E05
Darker −40%#4F1D03
More saturated +25%#FF6A1F
Less saturated −25%#DA7644

Channel breakdown

R246
G109
B40
Red246 (96.5%)
Green109 (42.7%)
Blue40 (15.7%)
Hue20.1°
Saturation (HSL)91.96%
Lightness56.08%
Dominant channelRed
Hex per channelR F6 · G 6D · B 28

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Every value on this page was computed from “f66d28” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.