Question: What colors are on the Estonian flag?
About the article "Dissolution of the Soviet Union", section "Estonia – the first demonstrations".

Candidate passages:
The following colors are specified for use in the flag: 
The blue-black-white flag was first consecrated at Otepää on 4 June 1884, as the flag of the Estonian University Student Association.
During the following years the blue-black-white flag became a national symbol.
The flag was already used as state flag on 24 February, when Estonia declared independence.
The Provisional Government of Estonia adopted a resolution on 21 November 1918, proclaiming the blue-black-white flag the state flag.
The Law on State Flag was adopted by the Parliament (Riigikogu) on 27 June 1922.
After the forcible annexation of Estonia by the Soviet Union in June, 1940, this flag was banned.
The flag was created by Aleksander Mõtus.
The colors of the flag are said to symbolize:  Blue- the color of faith, loyalty and devotion, the blue sky, sea and lakes of Estonia  Black- tragic past of Estonian nation, the traditionally black jacket of the Estonian peasant during past times  White- the striving towards enlightenment and virtue.
White is also the color of birch bark and snow, and summer nights illuminated by the midnight sun.
The invasion by the Soviet Union in June 1940 led to the flag's ban.
It was taken down from the most symbolic location, the tower of Pikk Hermann in Tallinn, on June 21, 1940 when Estonia was still formally independent.
On the next day, 22 June, it was hoisted along with the red flag.
The tricolor disappeared completely from the tower on July 27, 1940 and was replaced by the flag of Estonian SSR.
The Estonian flag was restored along with independence.
The flag atop Pikk Hermann Tower on Toompea hill in Tallinn is raised every morning at dawn, but not before seven o'clock; it is lowered at sunset, but not later than ten o'clock.
The flags on other buildings are scheduled by local government codes. 
Ranks and insignia.
The main color of the Police and Border Guard flag is blue, which is also one of the colors of the national flag.
On the agency board the blue symbolices peace and stability.
The main figure on the flag is a white standing lion holding a national small coat of arms with its first pawns.
The lions tongue and claws are red.
The flag design is based on the Estonian police coat of arms.
The length and width ration of the festive parade flag is 7:9 and the diameter of the flag is 105x135 cm. 
 4 Display and use of the Estonian Flag Segments from the Estonian Flag Act.
(1) Everyone has the right to display and use the Estonian flag as long as it is in accordance with the act and follows honoured traditions.
(2) The Estonian flag is displayed on buildings and stationary flag staffs on Independence Day, Victory Day and the Restoration of Independence Day.
5 Daily display of the Estonian Flag (1) The Estonian Flag is not lowered from the buildings of the Riigikogu, the Estonian Government, the Supreme Court, other courthouses, the State Audit, the Chancellor of Justice, Ministries, the Bank of Estonia, local and city governments, and border crossing points.
(2) The Estonian Flag is displayed at Estonian foreign representations according to the laws and norms of the host nation.
(3) The Estonian Flag is to be displayed on elementary and high schools, vocational schools, institutions of professional higher education and universities on school days.
(5) Flags that are continuously displayed must be illuminated during hours of darkness.
6 Flag Days 3 January – Day of Commemoration to the War of Independence fighters (Vabadussõjas võidelnute mälestuspäev)2 February – Anniversary of the Tartu Peace Treaty (Tartu rahulepingu aastapäev)24 February – Independence Day, Anniversary of the Republic of Estonia (Eesti iseseisvuspäev)14 March – Native Language Day (Emakeele päev)Every second Sunday in May – Mothers Day (Emadepäev)9 May – Europe Day (Euroopa Päev)4 June – National Flag Day (Lipupäev)14 June – Day of Mourning and Commemoration (Leinapäev).
Flags are flown as mourning flags23 June – Victory Day (Võidupüha)24 June – St John's Day or Midsummer's Day (Jaanipäev)20 August – Restoration of Independence Day (Taasiseseisvumispäev)1 September – Day of Knowledge (Teadmiste päev)Every second Sunday in November – Fathers Day (Isadepäev)(3) On Flag Days, government institutions, local and county governments and public legal entities,display the flag.
(4) The Estonian Government can make one-time decisions regarding the display of the Estonian Flag by government institutions, local and county governments and public legal entities, and on other days to mark events of importance for the Estonian state and its people.
7 Hoisting and lowering the flag (1) The Estonian Flag is hoisted at sunrise, no later than 8.00 and is lowered at sunset, no later than 22.00.
(4) The Estonian Flag is not lowered on St. John's Day, (Midsummer's Day) June 24.
9 Requirements for displaying the flag (2) The minimum size of a flag displayed on a building or on flag staffs on the roof of the building must be105X165 centimetres.
(3) When the flag is displayed vertically the blue band should be on the observers left.
10 Displaying the Estonian Flag with other flags (1) If the Estonian Flag is raised with other flags, the Estonian flag must be at a position of superior prominence or honour.
(3) The flags of other nations are placed after the Estonian Flag alphabetically according to their French name.
Only the flags of European Union countries are placed alphabetically according to their name in their own language.
(4) If the Estonian Flag is displayed with flags of other countries or international organisations and with Estonian county, city, parish or other Estonian flags, the Estonian county, city, parish or other Estonian flag must be placed to left of the international organisation's flag when looking at the line flags from behind.
(5) Depending on the location of the line of flags or on the number of flags, points 3–4 can be changed taking into consideration that the Estonia Flag must be at a position of superior prominence or honour. 
The shade of blue is defined in the Estonian flag law as follows: Blue tone is on the international PANTONE table of colours 285 C. CMYK equivalents: C=91, M=43, Y=0, K=0RGB equivalents: R=18, G=145, B=255HEX notation: #1291FF