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Recognised as Colour

#A43F0D

  • #A43F0D
  • Orange
  • Dark
  • Nearest: Saddle brown

#A43F0D is a orange with RGB values 164, 63, 13 and HSL 20°, 85%, 35%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Saddle brown.

Colour values

#A43F0D#A43F0D
HEX#A43F0D
RGBrgb(164, 63, 13)
RGB (0–1)0.6431, 0.2471, 0.051
RGB percentages64.3%, 24.7%, 5.1%
HSLhsl(19.9, 85.3%, 34.7%)
HSV / HSBhsv(19.9, 92.1%, 64.3%)
CMYK0%, 61.6%, 92.1%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,764,045
CSS custom property--colour: #A43F0D;

Brightness & contrast

Relative luminance0.11477WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.37:1
Contrast with white6.37:1WCAG normal text: AA
Contrast with black3.3:1WCAG normal text: Fail
Greyscale equivalent#515151
Inverted#5BC0F2

Colour vision & accessibility

Protanopia#5C5101no red cones; affects about 1% of men; ΔE 44.1 from the original
Deuteranopia#756805no green cones; the most common form, about 1% of men; ΔE 44.5 from the original
Tritanopia#B52436no blue cones; rare, and affects men and women equally; ΔE 26.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.37:1WCAG large text: AAA
Contrast with black, large text3.3:1WCAG large text: AA

Named colours

Nearest named CSS colourSaddle brown (#8B4513)ΔE 14.88, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#0D72A4
Analogous#A40D26, #A48B0D
Triadic#0DA43F, #3F0DA4
Split complementary#0DA48B, #0D27A4
Tetradic#26A40D, #0D72A4, #8B0DA4

Tints, shades & saturation

Lighter +40%#F6AC87
Lighter +30%#F28B58
Lighter +20%#EE6A29
Lighter +10%#D35111
Darker −10%#752D09
Darker −20%#451B06
Darker −30%#160902
Darker −40%#000000
More saturated +25%#B13B00
Less saturated −25%#8E4623

Channel breakdown

R164
G63
B13
Red164 (64.3%)
Green63 (24.7%)
Blue13 (5.1%)
Hue19.87°
Saturation (HSL)85.31%
Lightness34.71%
Dominant channelRed
Hex per channelR A4 · G 3F · B 0D

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Every value on this page was computed from “a43f0d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.