A decorative member comprising: a color developing layer comprising a light reflective layer and a light absorbing layer provided on the light reflective layer; and a substrate provided on one surface of the color developing layer and comprising a pattern layer, wherein the pattern layer comprises a convex portion or concave portion shape having an asymmetric-structured cross-section, in which a figure formed with a border of the cross-section does not have line symmetry or point symmetry, wherein the pattern layer is provided adjacent to the color developing layer, wherein the light absorbing layer comprises an aluminum oxynitride Al a O b N c such that, when a component analysis is performed through a transmission X-ray analysis on an any one point of the light absorbing layer, ω represented by Equation 1 is greater than or equal to 0.81 and less than or equal to 1.8: ω = T x × σ x wherein: - ω is a relation between the content ratio of each element of the aluminum oxynitride and the thickness of the light absorbing layer, - T x is 1, if T 1 = m × T o, m being an integer, - if not, T x is determined according to Equation 2: Tx = T 1 − T 1 T 0 × T 0 × T 0 − 1 wherein σ x is a content ratio of each element of the aluminum oxynitride and represented by Equation 3: σ x = 3 a 2 b + 3 c wherein, in Equation 2, T 1 is a thickness of the light absorbing layer comprising any one point of the light absorbing layer on which the component analysis is performed, [T 1 /T 0] is a maximum integer that is not greater than T 1 /T 0, and T 0 is 100 nm; and in Equation 3, a means an element content ratio of aluminum (Al), b means an element content ratio of oxygen, and c means an element content ratio of nitrogen, each of a, b, and c has a value of greater than o and less than 1, and a+b+c is 1. wherein the thickness T 1 of the light absorbing layer is 1 nm to 300 nm. a color developing layer comprising a light reflective layer and a light absorbing layer provided on the light reflective layer; and a substrate provided on one surface of the color developing layer and comprising a pattern layer, wherein the pattern layer comprises a convex portion or concave portion shape having an asymmetric-structured cross-section, in which a figure formed with a border of the cross-section does not have line symmetry or point symmetry, wherein the pattern layer is provided adjacent to the color developing layer, wherein the light absorbing layer comprises an aluminum oxynitride Al a O b N c such that, when a component analysis is performed through a transmission X-ray analysis on an any one point of the light absorbing layer, ω represented by Equation 1 is greater than or equal to 0.81 and less than or equal to 1.8: ω = T x × σ x wherein: - ω is a relation between the content ratio of each element of the aluminum oxynitride and the thickness of the light absorbing layer, - T x is 1, if T 1 = m × T o, m being an integer, - if not, T x is determined according to Equation 2: Tx = T 1 − T 1 T 0 × T 0 × T 0 − 1 - ω is a relation between the content ratio of each element of the aluminum oxynitride and the thickness of the light absorbing layer, - T x is 1, if T 1 = m × T o, m being an integer, - if not, T x is determined according to Equation 2: Tx = T 1 − T 1 T 0 × T 0 × T 0 − 1 wherein σ x is a content ratio of each element of the aluminum oxynitride and represented by Equation 3: σ x = 3 a 2 b + 3 c wherein, in Equation 2, T 1 is a thickness of the light absorbing layer comprising any one point of the light absorbing layer on which the component analysis is performed, [T 1 /T 0] is a maximum integer that is not greater than T 1 /T 0, and T 0 is 100 nm; and in Equation 3, a means an element content ratio of aluminum (Al), b means an element content ratio of oxygen, and c means an element content ratio of nitrogen, each of a, b, and c has a value of greater than o and less than 1, and a+b+c is 1. wherein the thickness T 1 of the light absorbing layer is 1 nm to 300 nm.