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Recognised as Colour

#AB6738

  • #AB6738
  • Orange
  • Dark
  • Nearest: Sienna

#AB6738 is a orange with RGB values 171, 103, 56 and HSL 25°, 51%, 45%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#AB6738#AB6738
HEX#AB6738
RGBrgb(171, 103, 56)
RGB (0–1)0.6706, 0.4039, 0.2196
RGB percentages67.1%, 40.4%, 22%
HSLhsl(24.5, 50.7%, 44.5%)
HSV / HSBhsv(24.5, 67.3%, 67.1%)
CMYK0%, 39.8%, 67.3%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,233,080
CSS custom property--colour: #AB6738;

Brightness & contrast

Relative luminance0.18644WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.73:1
Contrast with white4.44:1WCAG normal text: Fail
Contrast with black4.73:1WCAG normal text: AA
Greyscale equivalent#727272
Inverted#5498C7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7B6E33no red cones; affects about 1% of men; ΔE 26.5 from the original
Deuteranopia#8B7E38no green cones; the most common form, about 1% of men; ΔE 27.5 from the original
Tritanopia#BA595Cno blue cones; rare, and affects men and women equally; ΔE 26.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.44:1WCAG large text: AA
Contrast with black, large text4.73:1WCAG large text: AAA

Named colours

Sienna · ΔE 9.2Saddle brown · ΔE 13.7Peru · ΔE 15.6Dark salmon · ΔE 22.5Chocolate · ΔE 24.5Sandy brown · ΔE 25.5
Nearest named CSS colourSienna (#A0522D)ΔE 9.22, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#387CAB
Analogous#AB3842, #ABA138
Triadic#38AB67, #6738AB
Split complementary#38ABA0, #3843AB
Tetradic#43AB38, #387CAB, #A038AB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ECD4C3
Lighter +30%#DFB89D
Lighter +20%#D29C77
Lighter +10%#C68050
Darker −10%#85502B
Darker −20%#5E391F
Darker −30%#382212
Darker −40%#110A06
More saturated +25%#C7621C
Less saturated −25%#8F6C54

Channel breakdown

R171
G103
B56
Red171 (67.1%)
Green103 (40.4%)
Blue56 (22%)
Hue24.52°
Saturation (HSL)50.66%
Lightness44.51%
Dominant channelRed
Hex per channelR AB · G 67 · B 38

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Every value on this page was computed from “ab6738” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.