The straight ruler is the internet’s tidy friend: the tool you drop when you need precision, clean lines, and a little lawful-neutral energy. It measures vibes as easily as it measures centimeters and inches—great for homework flexes, DIY wins, or telling someone their story doesn’t quite measure up. People use it to say “straight facts,” to set boundaries (literally and metaphorically), or to signal “line it up, we’re getting organized today.” It’s also a go-to for design nerds and bullet journal royals who live for perfectly aligned grids.
On Apple devices, this emoji looks like a sleek yellow-gold wooden ruler tilted diagonally from lower-left to upper-right, with crisp black tick marks and small numbers you can almost read. The edge is satisfyingly straight with a flat, no-nonsense profile—no pencil, no frills, just geometry-core chic. The minimalist shading gives it that clean iOS polish you can spot in a toolbox or a study group screenshot from a mile away.
In chats, it’s perfect for “measure twice, text once” jokes, calling for accuracy in a debate, or teasing a friend who eyeballs everything. Pair it with the triangular ruler, pencil, or abacus when you’re in full-on nerd mode, or drop it solo as a gentle reminder to keep things straight—plans, lines, timelines, or the tea.
Definition
A ruler, straight edge, or straight ruler is a tool used for measuring the length of objects or for tracing a straight line. A standard straight ruler is 12 inches or 30 centimeters. Often mistaken for a razor blade due to its metallic design on some versions of this emoji and because the measurement marks can visually disappear on smaller images.
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Emoji History The emoji code/ image log of changes.
This emoji first appeared in OSX / iOS after the iOS 5 update.
Emoji General Information
Twitter Emoji Popularity (Rank)
1683 of 2393
Apple/iOS Picture
Google Android Picture
Google Hangouts Picture
Twitter.com Picture
LG Emoji Picture
Samsung Emoji Picture
Phantom Open Emoji Picture
Not created yet
ASCII Conversion
"Short Code" Name
:straight_ruler:
Keywords
Unicode Category Information
Unicode Category
Miscellaneous Symbols and Pictographs
Unicode Range
1F300–1F5FF
Unicode Subcategory
Office Symbols
Proposed Unicode Information & Notes
Unicode Category
Artifacts
Unicode Subcategory
Office Symbols
Names & Annotations
STRAIGHT RULER
Symbol Information
U+1F4CF proposed
Proposal Identifier
e-550
Character Mapping/Crosswalk Notes
DoCoMo
[定規]
KDDI
#157 定規１ U+E570 SJIS-F78D JIS-776D
Softbank
[定規]
Emoji Character Encoding Data
Emoji Code Version
iOS 5 - Current
UTF-8 Unicode Character(s)
📏
UTF-8 Character Count
1
Character(s) In Input
AppleColorEmoji Font (available in OSX/iOS)
📏
Decimal HTML Entity
📏
Hexadecimal HTML Entity
📏
Hex Code Point(s)
1f4cf
Formal Unicode Notation
U+1F4CF
Decimal Code Point(s)
128207
UTF-8 Hex (C Syntax)
0xF0 0x9F 0x93 0x8F
UTF-8 Hex Bytes
F0 9F 93 8F
UTF-8 Octal Bytes
360 237 223 217
UTF-16 Hex (C Syntax)
0xD83D 0xDCCF
UTF-16 Hex
d83ddccf
UTF-16 Dec
55357 56527
UTF-32 Hex (C Syntax)
0x0001F4CF
UTF-32 Hex
01F4CF
UTF-32 Dec
128207
Python Src
u"\U0001F4CF"
PHP Src
"\xf0\x9f\x93\x8f"
C/C++/Java Src
"\uD83D\uDCCF"
Emoji Character Encoding Data (equivalent or similiar)
