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Recognised as Colour

#DF4C01

  • #DF4C01
  • Orange
  • Dark
  • Nearest: Orange red

#DF4C01 is a orange with RGB values 223, 76, 1 and HSL 20°, 99%, 44%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#DF4C01#DF4C01
HEX#DF4C01
RGBrgb(223, 76, 1)
RGB (0–1)0.8745, 0.298, 0.0039
RGB percentages87.5%, 29.8%, 0.4%
HSLhsl(20.3, 99.1%, 43.9%)
HSV / HSBhsv(20.3, 99.6%, 87.5%)
CMYK0%, 65.9%, 99.6%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,633,985
CSS custom property--colour: #DF4C01;

Brightness & contrast

Relative luminance0.20859WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.17:1
Contrast with white4.06:1WCAG normal text: Fail
Contrast with black5.17:1WCAG normal text: AA
Greyscale equivalent#666666
Inverted#20B3FE

Colour vision & accessibility

Protanopia#786900no red cones; affects about 1% of men; ΔE 60.8 from the original
Deuteranopia#9C8A00no green cones; the most common form, about 1% of men; ΔE 60.5 from the original
Tritanopia#F61941no blue cones; rare, and affects men and women equally; ΔE 33.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.06:1WCAG large text: AA
Contrast with black, large text5.17:1WCAG large text: AAA

Named colours

Nearest named CSS colourOrange red (#FF4500)ΔE 14.85, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#0194DF
Analogous#DF0125, #DFBB01
Triadic#01DF4C, #4C01DF
Split complementary#01DFBB, #0125DF
Tetradic#25DF01, #0194DF, #BB01DF

Tints, shades & saturation

Lighter +40%#FFC9AD
Lighter +30%#FEA77B
Lighter +20%#FE8548
Lighter +10%#FE6415
Darker −10%#AC3B01
Darker −20%#792901
Darker −30%#471800
Darker −40%#140700
More saturated +25%#E04C00
Less saturated −25%#C3551D

Channel breakdown

R223
G76
B1
Red223 (87.5%)
Green76 (29.8%)
Blue1 (0.4%)
Hue20.27°
Saturation (HSL)99.11%
Lightness43.92%
Dominant channelRed
Hex per channelR DF · G 4C · B 01

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Every value on this page was computed from “df4c01” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.