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Recognised as Colour

#A5643E

  • #A5643E
  • Orange
  • Dark
  • Nearest: Sienna

#A5643E is a orange with RGB values 165, 100, 62 and HSL 22°, 45%, 45%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#A5643E#A5643E
HEX#A5643E
RGBrgb(165, 100, 62)
RGB (0–1)0.6471, 0.3922, 0.2431
RGB percentages64.7%, 39.2%, 24.3%
HSLhsl(22.1, 45.4%, 44.5%)
HSV / HSBhsv(22.1, 62.4%, 64.7%)
CMYK0%, 39.4%, 62.4%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,839,102
CSS custom property--colour: #A5643E;

Brightness & contrast

Relative luminance0.17461WCAG 2.x, 0 is black and 1 is white
Perceived brightness120.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.67:1
Contrast with white4.67:1WCAG normal text: AA
Contrast with black4.49:1WCAG normal text: Fail
Greyscale equivalent#6F6F6F
Inverted#5A9BC1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#766B3Bno red cones; affects about 1% of men; ΔE 25.9 from the original
Deuteranopia#867A3Eno green cones; the most common form, about 1% of men; ΔE 26.5 from the original
Tritanopia#B4575Bno blue cones; rare, and affects men and women equally; ΔE 22.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.67:1WCAG large text: AAA
Contrast with black, large text4.49:1WCAG large text: AA

Named colours

Sienna · ΔE 9.1Saddle brown · ΔE 14.8Peru · ΔE 20.3Dark salmon · ΔE 22.3Indian red · ΔE 25Light salmon · ΔE 27.5
Nearest named CSS colourSienna (#A0522D)ΔE 9.08, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3E7FA5
Analogous#A53E4C, #A5973E
Triadic#3EA564, #643EA5
Split complementary#3EA597, #3E4CA5
Tetradic#4CA53E, #3E7FA5, #973EA5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9D3C6
Lighter +30%#DBB6A1
Lighter +20%#CE9A7B
Lighter +10%#C07D56
Darker −10%#804E30
Darker −20%#5B3722
Darker −30%#362114
Darker −40%#110A06
More saturated +25%#C15D22
Less saturated −25%#896B5A

Channel breakdown

R165
G100
B62
Red165 (64.7%)
Green100 (39.2%)
Blue62 (24.3%)
Hue22.14°
Saturation (HSL)45.37%
Lightness44.51%
Dominant channelRed
Hex per channelR A5 · G 64 · B 3E

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Every value on this page was computed from “a5643e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.