export declare const CIE_ILLUMINANT_A_2d_x = 0.44758;
export declare const CIE_ILLUMINANT_A_2d_y = 0.40745;
export declare const CIE_ILLUMINANT_A_10d_x = 0.45117;
export declare const CIE_ILLUMINANT_A_10d_y = 0.40594;
export declare const CIE_ILLUMINANT_A_KELVIN = 2856;
export declare const CIE_ILLUMINANT_B_2d_x = 0.34842;
export declare const CIE_ILLUMINANT_B_2d_y = 0.35161;
export declare const CIE_ILLUMINANT_B_10d_x = 0.3498;
export declare const CIE_ILLUMINANT_B_10d_y = 0.3527;
export declare const CIE_ILLUMINANT_B_KELVIN = 4874;
export declare const CIE_ILLUMINANT_C_2d_x = 0.31006;
export declare const CIE_ILLUMINANT_C_2d_y = 0.31616;
export declare const CIE_ILLUMINANT_C_10d_x = 0.31039;
export declare const CIE_ILLUMINANT_C_10d_y = 0.31905;
export declare const CIE_ILLUMINANT_C_KELVIN = 6774;
export declare const CIE_ILLUMINANT_D50_2d_x = 0.34567;
export declare const CIE_ILLUMINANT_D50_2d_y = 0.3585;
export declare const CIE_ILLUMINANT_D50_10d_x = 0.34773;
export declare const CIE_ILLUMINANT_D50_10d_y = 0.35952;
export declare const CIE_ILLUMINANT_D50_KELVIN = 5003;
export declare const CIE_ILLUMINANT_D55_2d_x = 0.33242;
export declare const CIE_ILLUMINANT_D55_2d_y = 0.34743;
export declare const CIE_ILLUMINANT_D55_10d_x = 0.33411;
export declare const CIE_ILLUMINANT_D55_10d_y = 0.34877;
export declare const CIE_ILLUMINANT_D55_KELVIN = 5503;
export declare const CIE_ILLUMINANT_D60_2d_x = 0.32168;
export declare const CIE_ILLUMINANT_D60_2d_y = 0.33767;
export declare const CIE_ILLUMINANT_D60_10d_x = 0.32165;
export declare const CIE_ILLUMINANT_D60_10d_y = 0.3376;
export declare const CIE_ILLUMINANT_D60_KELVIN = 6000;
export declare const ILLUMINANT_D63_2d_x = 0.314;
export declare const ILLUMINANT_D63_2d_y = 0.351;
export declare const ILLUMINANT_D63_KELVIN = 6300;
export declare const CIE_ILLUMINANT_D65_2d_x = 0.31272;
export declare const CIE_ILLUMINANT_D65_2d_y = 0.32903;
export declare const CIE_ILLUMINANT_D65_10d_x = 0.31382;
export declare const CIE_ILLUMINANT_D65_10d_y = 0.331;
export declare const CIE_ILLUMINANT_D65_KELVIN = 6504;
export declare const CIE_ILLUMINANT_D75_2d_x = 0.29902;
export declare const CIE_ILLUMINANT_D75_2d_y = 0.31485;
export declare const CIE_ILLUMINANT_D75_10d_x = 0.29968;
export declare const CIE_ILLUMINANT_D75_10d_y = 0.3174;
export declare const CIE_ILLUMINANT_D75_KELVIN = 7504;
export declare const CIE_ILLUMINANT_D93_2d_x = 0.28315;
export declare const CIE_ILLUMINANT_D93_2d_y = 0.29711;
export declare const CIE_ILLUMINANT_D93_10d_x = 0.28327;
export declare const CIE_ILLUMINANT_D93_10d_y = 0.30043;
export declare const CIE_ILLUMINANT_D93_KELVIN = 9305;
export declare const CIE_ILLUMINANT_E_2d_x = 0.33333;
export declare const CIE_ILLUMINANT_E_2d_y = 0.33333;
export declare const CIE_ILLUMINANT_E_10d_x = 0.33333;
export declare const CIE_ILLUMINANT_E_10d_y = 0.33333;
export declare const CIE_ILLUMINANT_E_KELVIN = 5454;
export declare const CIE_ILLUMINANT_F1_2d_x = 0.3131;
export declare const CIE_ILLUMINANT_F1_2d_y = 0.33727;
export declare const CIE_ILLUMINANT_F1_10d_x = 0.31811;
export declare const CIE_ILLUMINANT_F1_10d_y = 0.33559;
export declare const CIE_ILLUMINANT_F1_KELVIN = 6430;
export declare const CIE_ILLUMINANT_F2_2d_x = 0.37208;
export declare const CIE_ILLUMINANT_F2_2d_y = 0.37529;
export declare const CIE_ILLUMINANT_F2_10d_x = 0.37925;
export declare const CIE_ILLUMINANT_F2_10d_y = 0.36733;
export declare const CIE_ILLUMINANT_F2_KELVIN = 4230;
export declare const CIE_ILLUMINANT_F3_2d_x = 0.4091;
export declare const CIE_ILLUMINANT_F3_2d_y = 0.3943;
export declare const CIE_ILLUMINANT_F3_10d_x = 0.41761;
export declare const CIE_ILLUMINANT_F3_10d_y = 0.38324;
export declare const CIE_ILLUMINANT_F3_KELVIN = 3450;
export declare const CIE_ILLUMINANT_F4_2d_x = 0.44018;
export declare const CIE_ILLUMINANT_F4_2d_y = 0.40329;
export declare const CIE_ILLUMINANT_F4_10d_x = 0.4492;
export declare const CIE_ILLUMINANT_F4_10d_y = 0.39074;
export declare const CIE_ILLUMINANT_F4_KELVIN = 2940;
export declare const CIE_ILLUMINANT_F5_2d_x = 0.31379;
export declare const CIE_ILLUMINANT_F5_2d_y = 0.34531;
export declare const CIE_ILLUMINANT_F5_10d_x = 0.31975;
export declare const CIE_ILLUMINANT_F5_10d_y = 0.34246;
export declare const CIE_ILLUMINANT_F5_KELVIN = 6350;
export declare const CIE_ILLUMINANT_F6_2d_x = 0.3779;
export declare const CIE_ILLUMINANT_F6_2d_y = 0.38835;
export declare const CIE_ILLUMINANT_F6_10d_x = 0.3866;
export declare const CIE_ILLUMINANT_F6_10d_y = 0.37847;
export declare const CIE_ILLUMINANT_F6_KELVIN = 4150;
export declare const CIE_ILLUMINANT_F7_2d_x = 0.31292;
export declare const CIE_ILLUMINANT_F7_2d_y = 0.32933;
export declare const CIE_ILLUMINANT_F7_10d_x = 0.31569;
export declare const CIE_ILLUMINANT_F7_10d_y = 0.3296;
export declare const CIE_ILLUMINANT_F7_KELVIN = 6500;
export declare const CIE_ILLUMINANT_F8_2d_x = 0.34588;
export declare const CIE_ILLUMINANT_F8_2d_y = 0.35875;
export declare const CIE_ILLUMINANT_F8_10d_x = 0.34902;
export declare const CIE_ILLUMINANT_F8_10d_y = 0.35939;
export declare const CIE_ILLUMINANT_F8_KELVIN = 5000;
export declare const CIE_ILLUMINANT_F9_2d_x = 0.37417;
export declare const CIE_ILLUMINANT_F9_2d_y = 0.37281;
export declare const CIE_ILLUMINANT_F9_10d_x = 0.37829;
export declare const CIE_ILLUMINANT_F9_10d_y = 0.37045;
export declare const CIE_ILLUMINANT_F9_KELVIN = 4150;
export declare const CIE_ILLUMINANT_F10_2d_x = 0.34609;
export declare const CIE_ILLUMINANT_F10_2d_y = 0.35986;
export declare const CIE_ILLUMINANT_F10_10d_x = 0.3509;
export declare const CIE_ILLUMINANT_F10_10d_y = 0.35444;
export declare const CIE_ILLUMINANT_F10_KELVIN = 5000;
export declare const CIE_ILLUMINANT_F11_2d_x = 0.38052;
export declare const CIE_ILLUMINANT_F11_2d_y = 0.37713;
export declare const CIE_ILLUMINANT_F11_10d_x = 0.38541;
export declare const CIE_ILLUMINANT_F11_10d_y = 0.37123;
export declare const CIE_ILLUMINANT_F11_KELVIN = 4000;
export declare const CIE_ILLUMINANT_F12_2d_x = 0.43695;
export declare const CIE_ILLUMINANT_F12_2d_y = 0.40441;
export declare const CIE_ILLUMINANT_F12_10d_x = 0.44256;
export declare const CIE_ILLUMINANT_F12_10d_y = 0.39717;
export declare const CIE_ILLUMINANT_F12_KELVIN = 3000;
export declare const CIE_ILLUMINANT_FL3_1_2d_x = 0.4407;
export declare const CIE_ILLUMINANT_FL3_1_2d_y = 0.4033;
export declare const CIE_ILLUMINANT_FL3_1_KELVIN = 2932;
export declare const CIE_ILLUMINANT_FL3_2_2d_x = 0.3808;
export declare const CIE_ILLUMINANT_FL3_2_2d_y = 0.3734;
export declare const CIE_ILLUMINANT_FL3_2_KELVIN = 3965;
export declare const CIE_ILLUMINANT_FL3_3_2d_x = 0.3153;
export declare const CIE_ILLUMINANT_FL3_3_2d_y = 0.3439;
export declare const CIE_ILLUMINANT_FL3_3_KELVIN = 6280;
export declare const CIE_ILLUMINANT_FL3_4_2d_x = 0.4429;
export declare const CIE_ILLUMINANT_FL3_4_2d_y = 0.4043;
export declare const CIE_ILLUMINANT_FL3_4_KELVIN = 2904;
export declare const CIE_ILLUMINANT_FL3_5_2d_x = 0.3749;
export declare const CIE_ILLUMINANT_FL3_5_2d_y = 0.3672;
export declare const CIE_ILLUMINANT_FL3_5_KELVIN = 4086;
export declare const CIE_ILLUMINANT_FL3_6_2d_x = 0.3488;
export declare const CIE_ILLUMINANT_FL3_6_2d_y = 0.36;
export declare const CIE_ILLUMINANT_FL3_6_KELVIN = 4894;
export declare const CIE_ILLUMINANT_FL3_7_2d_x = 0.4384;
export declare const CIE_ILLUMINANT_FL3_7_2d_y = 0.4045;
export declare const CIE_ILLUMINANT_FL3_7_KELVIN = 2979;
export declare const CIE_ILLUMINANT_FL3_8_2d_x = 0.382;
export declare const CIE_ILLUMINANT_FL3_8_2d_y = 0.3832;
export declare const CIE_ILLUMINANT_FL3_8_KELVIN = 4006;
export declare const CIE_ILLUMINANT_FL3_9_2d_x = 0.3499;
export declare const CIE_ILLUMINANT_FL3_9_2d_y = 0.3591;
export declare const CIE_ILLUMINANT_FL3_9_KELVIN = 4853;
export declare const CIE_ILLUMINANT_FL3_10_2d_x = 0.3455;
export declare const CIE_ILLUMINANT_FL3_10_2d_y = 0.356;
export declare const CIE_ILLUMINANT_FL3_10_KELVIN = 5000;
export declare const CIE_ILLUMINANT_FL3_11_2d_x = 0.3245;
export declare const CIE_ILLUMINANT_FL3_11_2d_y = 0.3434;
export declare const CIE_ILLUMINANT_FL3_11_KELVIN = 5854;
export declare const CIE_ILLUMINANT_FL3_12_2d_x = 0.4377;
export declare const CIE_ILLUMINANT_FL3_12_2d_y = 0.4037;
export declare const CIE_ILLUMINANT_FL3_12_KELVIN = 2984;
export declare const CIE_ILLUMINANT_FL3_13_2d_x = 0.383;
export declare const CIE_ILLUMINANT_FL3_13_2d_y = 0.3724;
export declare const CIE_ILLUMINANT_FL3_13_KELVIN = 3896;
export declare const CIE_ILLUMINANT_FL3_14_2d_x = 0.3447;
export declare const CIE_ILLUMINANT_FL3_14_2d_y = 0.3609;
export declare const CIE_ILLUMINANT_FL3_14_KELVIN = 5045;
export declare const CIE_ILLUMINANT_FL3_15_2d_x = 0.3127;
export declare const CIE_ILLUMINANT_FL3_15_2d_y = 0.3288;
export declare const CIE_ILLUMINANT_FL3_15_KELVIN = 6509;
export declare const CIE_ILLUMINANT_HP1_2d_x = 0.533;
export declare const CIE_ILLUMINANT_HP1_2d_y = 0.415;
export declare const CIE_ILLUMINANT_HP1_KELVIN = 1959;
export declare const CIE_ILLUMINANT_HP2_2d_x = 0.4778;
export declare const CIE_ILLUMINANT_HP2_2d_y = 0.4158;
export declare const CIE_ILLUMINANT_HP2_KELVIN = 2506;
export declare const CIE_ILLUMINANT_HP3_2d_x = 0.4302;
export declare const CIE_ILLUMINANT_HP3_2d_y = 0.4075;
export declare const CIE_ILLUMINANT_HP3_KELVIN = 3144;
export declare const CIE_ILLUMINANT_HP4_2d_x = 0.3812;
export declare const CIE_ILLUMINANT_HP4_2d_y = 0.3797;
export declare const CIE_ILLUMINANT_HP4_KELVIN = 4002;
export declare const CIE_ILLUMINANT_HP5_2d_x = 0.3776;
export declare const CIE_ILLUMINANT_HP5_2d_y = 0.3713;
export declare const CIE_ILLUMINANT_HP5_KELVIN = 4039;
export declare const CIE_ILLUMINANT_LED_B1_2d_x = 0.456;
export declare const CIE_ILLUMINANT_LED_B1_2d_y = 0.4078;
export declare const CIE_ILLUMINANT_LED_B1_KELVIN = 2733;
export declare const CIE_ILLUMINANT_LED_B2_2d_x = 0.4357;
export declare const CIE_ILLUMINANT_LED_B2_2d_y = 0.4012;
export declare const CIE_ILLUMINANT_LED_B2_KELVIN = 2998;
export declare const CIE_ILLUMINANT_LED_B3_2d_x = 0.3756;
export declare const CIE_ILLUMINANT_LED_B3_2d_y = 0.3723;
export declare const CIE_ILLUMINANT_LED_B3_KELVIN = 4103;
export declare const CIE_ILLUMINANT_LED_B4_2d_x = 0.3422;
export declare const CIE_ILLUMINANT_LED_B4_2d_y = 0.3502;
export declare const CIE_ILLUMINANT_LED_B4_KELVIN = 5109;
export declare const CIE_ILLUMINANT_LED_B5_2d_x = 0.3118;
export declare const CIE_ILLUMINANT_LED_B5_2d_y = 0.3236;
export declare const CIE_ILLUMINANT_LED_B5_KELVIN = 6598;
export declare const CIE_ILLUMINANT_LED_BH1_2d_x = 0.4474;
export declare const CIE_ILLUMINANT_LED_BH1_2d_y = 0.4066;
export declare const CIE_ILLUMINANT_LED_BH1_KELVIN = 2851;
export declare const CIE_ILLUMINANT_LED_RGB1_2d_x = 0.4557;
export declare const CIE_ILLUMINANT_LED_RGB1_2d_y = 0.4211;
export declare const CIE_ILLUMINANT_LED_RGB1_KELVIN = 2840;
export declare const CIE_ILLUMINANT_LED_V1_2d_x = 0.4548;
export declare const CIE_ILLUMINANT_LED_V1_2d_y = 0.4044;
export declare const CIE_ILLUMINANT_LED_V1_KELVIN = 2724;
export declare const CIE_ILLUMINANT_LED_V2_2d_x = 0.3781;
export declare const CIE_ILLUMINANT_LED_V2_2d_y = 0.3775;
export declare const CIE_ILLUMINANT_LED_V2_KELVIN = 4070;
export declare const CIE_ILLUMINANT_ID50_2d_x = 0.3432;
export declare const CIE_ILLUMINANT_ID50_2d_y = 0.3602;
export declare const CIE_ILLUMINANT_ID50_KELVIN = 5098;
export declare const CIE_ILLUMINANT_ID65_2d_x = 0.3107;
export declare const CIE_ILLUMINANT_ID65_2d_y = 0.3307;
export declare const CIE_ILLUMINANT_ID65_KELVIN = 6603;
export declare const PLANCK_CONSTANT = 6.62607015e-34;
export declare const SPEED_OF_LIGHT = 299792458;
export declare const BOLTZMANN_CONSTANT = 1.380649e-23;
export declare const SECOND_RADIATION_CONSTANT: number;
/**
 * Calculates the CIE D-series illuminant's y component of CIE 1931 xyY from the x component.
 *
 * @param x The illuminant's x component of CIE 1931 xyY.
 *
 * @returns The illuminant's y component of CIE 1931 xyY.
 * @see https://en.wikipedia.org/wiki/Standard_illuminant#Computation
 */
export declare const illuminantDyFromX: (x: number) => number;
export declare const illuminantDxFromRealKelvin: (realKelvin: number) => number;
export declare const illuminantDKelvinToRealKelvin: (dKelvin: number) => number;
//# sourceMappingURL=illuminants.d.ts.map