A carboxylic acid composition comprising: (a) furan-2,5-dicarboxylic acid in an amount greater than 92 weight percent; and (b) FFCA in a range of from 0.1 to 4.0 weight percent; wherein the b* value of the composition is less than 10, the measurement method for determining the b* value being defined in the description; the carboxylic acid composition being produced by a process comprising: (a) oxidizing in a primary oxidation zone at least one oxidizable compound in an oxidizable raw material stream comprising 5-HMF in the presence of a solvent stream comprising a saturated organic acid solvent having from 2-6 carbon atoms and a catalyst system at a temperature of 100 °C to 220 °C to produce a carboxylic acid composition; wherein said carboxylic acid composition comprises FDCA; wherein said primary oxidation zone comprises at least one oxidation reactor and wherein said catalyst system comprises cobalt in a range from 500 ppm by weight to 6000 ppm by weight with respect to the weight of the liquid in the primary oxidation zone, manganese in an amount ranging from 2 ppm by weight to 600 ppm by weight with respect to the weight of the liquid in the primary oxidation zone and bromine in an amount ranging from 300 ppm by weight to 4500 ppm by weight with respect to the weight of the liquid in the primary oxidation zone, wherein the source of bromine includes hydrobromic acid; and wherein the oxidation is carried out in the presence of water; (b) purifying said carboxylic acid composition to produce said dried purified carboxylic acid composition; wherein said purifying comprises a crystallization step, a filtering step and a drying step. (a) furan-2,5-dicarboxylic acid in an amount greater than 92 weight percent; and (b) FFCA in a range of from 0.1 to 4.0 weight percent; wherein the b* value of the composition is less than 10, the measurement method for determining the b* value being defined in the description; the carboxylic acid composition being produced by a process comprising: (a) oxidizing in a primary oxidation zone at least one oxidizable compound in an oxidizable raw material stream comprising 5-HMF in the presence of a solvent stream comprising a saturated organic acid solvent having from 2-6 carbon atoms and a catalyst system at a temperature of 100 °C to 220 °C to produce a carboxylic acid composition; wherein said carboxylic acid composition comprises FDCA; wherein said primary oxidation zone comprises at least one oxidation reactor and wherein said catalyst system comprises cobalt in a range from 500 ppm by weight to 6000 ppm by weight with respect to the weight of the liquid in the primary oxidation zone, manganese in an amount ranging from 2 ppm by weight to 600 ppm by weight with respect to the weight of the liquid in the primary oxidation zone and bromine in an amount ranging from 300 ppm by weight to 4500 ppm by weight with respect to the weight of the liquid in the primary oxidation zone, wherein the source of bromine includes hydrobromic acid; and wherein the oxidation is carried out in the presence of water; (b) purifying said carboxylic acid composition to produce said dried purified carboxylic acid composition; wherein said purifying comprises a crystallization step, a filtering step and a drying step. (a) oxidizing in a primary oxidation zone at least one oxidizable compound in an oxidizable raw material stream comprising 5-HMF in the presence of a solvent stream comprising a saturated organic acid solvent having from 2-6 carbon atoms and a catalyst system at a temperature of 100 °C to 220 °C to produce a carboxylic acid composition; wherein said carboxylic acid composition comprises FDCA; wherein said primary oxidation zone comprises at least one oxidation reactor and wherein said catalyst system comprises cobalt in a range from 500 ppm by weight to 6000 ppm by weight with respect to the weight of the liquid in the primary oxidation zone, manganese in an amount ranging from 2 ppm by weight to 600 ppm by weight with respect to the weight of the liquid in the primary oxidation zone and bromine in an amount ranging from 300 ppm by weight to 4500 ppm by weight with respect to the weight of the liquid in the primary oxidation zone, wherein the source of bromine includes hydrobromic acid; and wherein the oxidation is carried out in the presence of water; (b) purifying said carboxylic acid composition to produce said dried purified carboxylic acid composition; wherein said purifying comprises a crystallization step, a filtering step and a drying step.