Geometric Shapes (Unicode block) explained

Blockname:	Geometric Shapes
Rangestart:	25A0
Rangeend:	25FF
Script1:	Common
Symbols:	Control code graphics Geometric shapes
1 0 0:	79
1 1:	1
3 0:	8
3 2:	8
Note:	^[1] ^[2] ^[3]

Geometric Shapes is a Unicode block of 96 symbols at code point range U+25A0–25FF.

U+25A0–U+25CF

25A0		25B0		25C0
Symbol	Name	Symbol	Name	Symbol	Name	Last Hex#
HTML Hex	Name	HTML Hex	Name	HTML Hex	Name
Dec	Picture	Dec	Picture	Dec	Picture
■	BLACK SQUARE	▰	BLACK PARALLELOGRAM	◀	BLACK LEFT-POINTING TRIANGLE	0
■	BLACK SQUARE	▰	BLACK PARALLELOGRAM	◀	BLACK LEFT-POINTING TRIANGLE
■		▰		◀
□	WHITE SQUARE	▱	WHITE PARALLELOGRAM	◁	WHITE LEFT-POINTING TRIANGLE (Z notation domain restriction)	1
□	WHITE SQUARE	▱	WHITE PARALLELOGRAM	◁
□		▱		◁
▢	WHITE SQUARE WITH ROUNDED CORNERS	▲	BLACK UP-POINTING TRIANGLE	◂	BLACK LEFT-POINTING SMALL TRIANGLE	2
▢	WHITE SQUARE WITH ROUNDED CORNERS	▲	BLACK UP-POINTING TRIANGLE	◂	BLACK LEFT-POINTING SMALL TRIANGLE
▢		▲		◂
▣	WHITE SQUARE CONTAINING BLACK SMALL SQUARE	△	WHITE UP-POINTING TRIANGLE (trine)	◃	WHITE LEFT-POINTING SMALL TRIANGLE	3
▣	WHITE SQUARE CONTAINING BLACK SMALL SQUARE	△	WHITE UP-POINTING TRIANGLE (trine)	◃	WHITE LEFT-POINTING SMALL TRIANGLE
▣		△		◃
▤	SQUARE WITH HORIZONTAL FILL	▴	BLACK UP-POINTING SMALL TRIANGLE	◄	BLACK LEFT-POINTING POINTER	4
▤	SQUARE WITH HORIZONTAL FILL	▴	BLACK UP-POINTING SMALL TRIANGLE	◄	BLACK LEFT-POINTING POINTER
▤		▴		◄
▥	SQUARE WITH VERTICAL FILL	▵	WHITE UP-POINTING SMALL TRIANGLE	◅	WHITE LEFT-POINTING POINTER	5
▥	SQUARE WITH VERTICAL FILL	▵	WHITE UP-POINTING SMALL TRIANGLE	◅	WHITE LEFT-POINTING POINTER
▥		▵		◅
▦	SQUARE WITH ORTHOGONAL CROSSHATCH FILL	▶	BLACK RIGHT-POINTING TRIANGLE	◆	BLACK DIAMOND	6
▦	SQUARE WITH ORTHOGONAL CROSSHATCH FILL	▶	BLACK RIGHT-POINTING TRIANGLE	◆	BLACK DIAMOND
▦		▶		◆
▧	SQUARE WITH UPPER LEFT TO LOWER RIGHT FILL	▷	WHITE RIGHT-POINTING TRIANGLE (Z notation range restriction)	◇	WHITE DIAMOND	7
▧	SQUARE WITH UPPER LEFT TO LOWER RIGHT FILL	▷		◇	WHITE DIAMOND
▧		▷		◇
▨	SQUARE WITH UPPER RIGHT TO LOWER LEFT FILL	▸	BLACK RIGHT-POINTING SMALL TRIANGLE	◈	WHITE DIAMOND CONTAINING BLACK SMALL DIAMOND	8
▨	SQUARE WITH UPPER RIGHT TO LOWER LEFT FILL	▸	BLACK RIGHT-POINTING SMALL TRIANGLE	◈	WHITE DIAMOND CONTAINING BLACK SMALL DIAMOND
▨		▸		◈
▩	SQUARE WITH DIAGONAL CROSSHATCH FILL	▹	WHITE RIGHT-POINTING SMALL TRIANGLE	◉	FISHEYE (Tainome, a Japanese bullet mark)	9
▩	SQUARE WITH DIAGONAL CROSSHATCH FILL	▹	WHITE RIGHT-POINTING SMALL TRIANGLE	◉	FISHEYE (Tainome, a Japanese bullet mark)
▩		▹		◉
▪	BLACK SMALL SQUARE	►	BLACK RIGHT-POINTING POINTER	◊	LOZENGE	A
▪	BLACK SMALL SQUARE	►	BLACK RIGHT-POINTING POINTER	◊	LOZENGE
▪		►		◊
▫	WHITE SMALL SQUARE	▻	WHITE RIGHT-POINTING POINTER	○	WHITE CIRCLE	B
▫	WHITE SMALL SQUARE	▻	WHITE RIGHT-POINTING POINTER	○	WHITE CIRCLE
▫		▻		○
▬	BLACK RECTANGLE	▼	BLACK DOWN-POINTING TRIANGLE	◌	DOTTED CIRCLE	C
▬	BLACK RECTANGLE	▼	BLACK DOWN-POINTING TRIANGLE	◌	DOTTED CIRCLE
▬		▼		◌
▭	WHITE RECTANGLE	▽	WHITE DOWN-POINTING TRIANGLE (Nabla operator)	◍	CIRCLE WITH VERTICAL FILL	D
▭	WHITE RECTANGLE	▽	WHITE DOWN-POINTING TRIANGLE (Nabla operator)	◍	CIRCLE WITH VERTICAL FILL
▭		▽		◍
▮	BLACK VERTICAL RECTANGLE	▾	BLACK DOWN-POINTING SMALL TRIANGLE	◎	BULLSEYE	E
▮	BLACK VERTICAL RECTANGLE	▾	BLACK DOWN-POINTING SMALL TRIANGLE	◎	BULLSEYE
▮		▾		◎
▯	WHITE VERTICAL RECTANGLE	▿	WHITE DOWN-POINTING SMALL TRIANGLE	●	BLACK CIRCLE	F
▯	WHITE VERTICAL RECTANGLE	▿	WHITE DOWN-POINTING SMALL TRIANGLE	●	BLACK CIRCLE
▯		▿		●
25A0		25B0		25C0

The BLACK CIRCLE is displayed when typing in a password field, in order to hide characters from a screen recorder or shoulder surfing.

U+25D0–U+25FF

25D0		25E0		25F0
Symbol	Name	Symbol	Name	Symbol	Name	Last Hex#
HTML Hex	Name	HTML Hex	Name	HTML Hex	Name
Dec	Picture	Dec	Picture	Dec	Picture
◐	CIRCLE WITH LEFT HALF BLACK	◠	UPPER HALF CIRCLE	◰	WHITE SQUARE WITH UPPER LEFT QUADRANT	0
◐	CIRCLE WITH LEFT HALF BLACK	◠	UPPER HALF CIRCLE	◰	WHITE SQUARE WITH UPPER LEFT QUADRANT
◐		◠		◰
◑	CIRCLE WITH RIGHT HALF BLACK	◡	LOWER HALF CIRCLE	◱	WHITE SQUARE WITH LOWER LEFT QUADRANT	1
◑	CIRCLE WITH RIGHT HALF BLACK	◡	LOWER HALF CIRCLE	◱	WHITE SQUARE WITH LOWER LEFT QUADRANT
◑		◡		◱
◒	CIRCLE WITH LOWER HALF BLACK	◢	BLACK LOWER RIGHT TRIANGLE	◲	WHITE SQUARE WITH LOWER RIGHT QUADRANT	2
◒	CIRCLE WITH LOWER HALF BLACK	◢	BLACK LOWER RIGHT TRIANGLE	◲	WHITE SQUARE WITH LOWER RIGHT QUADRANT
◒		◢		◲
◓	CIRCLE WITH UPPER HALF BLACK	◣	BLACK LOWER LEFT TRIANGLE	◳	WHITE SQUARE WITH UPPER RIGHT QUADRANT	3
◓	CIRCLE WITH UPPER HALF BLACK	◣	BLACK LOWER LEFT TRIANGLE	◳	WHITE SQUARE WITH UPPER RIGHT QUADRANT
◓		◣		◳
◔	CIRCLE WITH UPPER RIGHT QUADRANT BLACK	◤	BLACK UPPER LEFT TRIANGLE	◴	WHITE CIRCLE WITH UPPER LEFT QUADRANT	4
◔	CIRCLE WITH UPPER RIGHT QUADRANT BLACK	◤	BLACK UPPER LEFT TRIANGLE	◴	WHITE CIRCLE WITH UPPER LEFT QUADRANT
◔		◤		◴
◕	CIRCLE WITH ALL BUT UPPER LEFT QUADRANT BLACK	◥	BLACK UPPER RIGHT TRIANGLE	◵	WHITE CIRCLE WITH LOWER LEFT QUADRANT	5
◕	CIRCLE WITH ALL BUT UPPER LEFT QUADRANT BLACK	◥	BLACK UPPER RIGHT TRIANGLE	◵	WHITE CIRCLE WITH LOWER LEFT QUADRANT
◕		◥		◵
◖	LEFT HALF BLACK CIRCLE	◦	WHITE BULLET	◶	WHITE CIRCLE WITH LOWER RIGHT QUADRANT	6
◖	LEFT HALF BLACK CIRCLE	◦	WHITE BULLET	◶	WHITE CIRCLE WITH LOWER RIGHT QUADRANT
◖		◦		◶
◗	RIGHT HALF BLACK CIRCLE	◧	SQUARE WITH LEFT HALF BLACK	◷	WHITE CIRCLE WITH UPPER RIGHT QUADRANT	7
◗	RIGHT HALF BLACK CIRCLE	◧	SQUARE WITH LEFT HALF BLACK	◷	WHITE CIRCLE WITH UPPER RIGHT QUADRANT
◗		◧		◷
◘	INVERSE BULLET	◨	SQUARE WITH RIGHT HALF BLACK	◸	UPPER LEFT TRIANGLE	8
◘	INVERSE BULLET	◨	SQUARE WITH RIGHT HALF BLACK	◸	UPPER LEFT TRIANGLE
◘		◨		◸
◙	INVERSE WHITE CIRCLE	◩	SQUARE WITH UPPER LEFT DIAGONAL HALF BLACK	◹	UPPER RIGHT TRIANGLE	9
◙	INVERSE WHITE CIRCLE	◩	SQUARE WITH UPPER LEFT DIAGONAL HALF BLACK	◹	UPPER RIGHT TRIANGLE
◙		◩		◹
◚	UPPER HALF INVERSE WHITE CIRCLE	◪	SQUARE WITH LOWER RIGHT DIAGONAL HALF BLACK	◺	LOWER LEFT TRIANGLE	A
◚	UPPER HALF INVERSE WHITE CIRCLE	◪	SQUARE WITH LOWER RIGHT DIAGONAL HALF BLACK	◺	LOWER LEFT TRIANGLE
◚		◪		◺
◛	LOWER HALF INVERSE WHITE CIRCLE	◫	WHITE SQUARE WITH VERTICAL BISECTING LINE	◻	WHITE MEDIUM SQUARE (Modal logic: always, or necessarily)	B
◛	LOWER HALF INVERSE WHITE CIRCLE	◫	WHITE SQUARE WITH VERTICAL BISECTING LINE	◻
◛		◫		◻
◜	UPPER LEFT QUADRANT CIRCULAR ARC	◬	WHITE UP-POINTING TRIANGLE WITH DOT	◼	BLACK MEDIUM SQUARE	C
◜	UPPER LEFT QUADRANT CIRCULAR ARC	◬	WHITE UP-POINTING TRIANGLE WITH DOT	◼	BLACK MEDIUM SQUARE
◜		◬		◼
◝	UPPER RIGHT QUADRANT CIRCULAR ARC	◭	UP-POINTING TRIANGLE WITH LEFT HALF BLACK	◽	WHITE MEDIUM SMALL SQUARE	D
◝	UPPER RIGHT QUADRANT CIRCULAR ARC	◭	UP-POINTING TRIANGLE WITH LEFT HALF BLACK	◽	WHITE MEDIUM SMALL SQUARE
◝		◭		◽
◞	LOWER RIGHT QUADRANT CIRCULAR ARC	◮	UP-POINTING TRIANGLE WITH RIGHT HALF BLACK	◾	BLACK MEDIUM SMALL SQUARE	E
◞	LOWER RIGHT QUADRANT CIRCULAR ARC	◮	UP-POINTING TRIANGLE WITH RIGHT HALF BLACK	◾	BLACK MEDIUM SMALL SQUARE
◞		◮		◾
◟	LOWER LEFT QUADRANT CIRCULAR ARC	◯	LARGE CIRCLE	◿	LOWER RIGHT TRIANGLE	F
◟	LOWER LEFT QUADRANT CIRCULAR ARC	◯	LARGE CIRCLE	◿	LOWER RIGHT TRIANGLE
◟		◯		◿
25D0		25E0		25F0

The CIRCLE WITH LEFT HALF BLACK is used to represent the contrast ratio of a screen.

Font coverage

Font sets like Code2000 and the DejaVu family include coverage for each of the glyphs in the Geometric Shapes range.^[4] Unifont also contains all the glyphs.^[5] Among the fonts in widespread use,^[6] ^[7] full implementation is provided by Segoe UI Symbol and significant partial implementation of this range is provided by Arial Unicode MS and Lucida Sans Unicode, which include coverage for 83% (80 out of 96) and 82% (79 out of 96) of the symbols, respectively.

Block

Emoji

The Geometric Shapes block contains eight emoji:U+25AA–U+25AB, U+25B6, U+25C0 and U+25FB–U+25FE.^[8] ^[9]

The block has sixteen standardized variants defined to specify emoji-style (U+FE0F VS16) or text presentation (U+FE0E VS15) for theeight emoji.^[10]

Emoji variation sequences
U+	25AA	25AB	25B6	25C0	25FB	25FC	25FD	25FE
default presentation	text	text	text	text	text	text	emoji	emoji
base code point	▪	▫	▶	◀	◻	◼	◽	◾
base+VS15 (text)
base+VS16 (emoji)

History

The following Unicode-related documents record the purpose and process of defining specific characters in the Geometric Shapes block:

		Count	WG2 ID	Document
1.0.0	U+25A0..25EE	79		(to be determined)
1.0.0	U+25A0..25EE	79	N4182
1.1	U+25EF	1		(to be determined)
3.0	U+25F0..25F7	8	N1138
			N1203
			doc)
			N1564
			N1603
			N1682
			N1898
			N1897
			html, doc)

3.2	U+25F8..25FE	7	N2191R
			txt)

			N4182
	U+25FF	1	N2356
	U+25FF	1	doc)

References

Notes and References

Web site: Unicode 1.0.1 Addendum. The Unicode Standard. 1992-11-03. 2016-07-09.
Web site: Unicode character database. The Unicode Standard. 2023-07-26.
Web site: Enumerated Versions of The Unicode Standard. The Unicode Standard. 2023-07-26.
Web site: Font Support for Unicode Block 'Geometric Shapes' . 2008-09-17.
Web site: GNU Unifont Glyphs . Unifoundry.com . 2013-11-12.
Web site: Mac OS X 10.5 bundled with Arial Unicode MS . https://web.archive.org/web/20110510104601/http://www.fonts.com.hk/modules.php?name=Content&pa=showpage&pid=246 . dead . 2011-05-10 . 2008-09-17 .
Web site: Common fonts to all versions of Windows & Mac equivalents . 2008-09-17.
Web site: UTR #51: Unicode Emoji. Unicode Consortium. 2023-09-05.
Web site: UCD: Emoji Data for UTR #51. Unicode Consortium. 2023-02-01.
Web site: UTS #51 Emoji Variation Sequences . The Unicode Consortium.