Signal

Red alert, like a warning light or a flag waved for attention.

#cc0002

Signal is a rich red.

It can be described as rich, strong, warm and highly saturated.

Set in white, because white reads best on it.

Signal

A signal is both the process and the result of transmission of data over some media accomplished by embedding some variation. Signals are important in multiple subject fields, including signal processing, information theory and biology.

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Signal (software)

Signal is an open-source, encrypted messaging service for instant messaging, voice calls, and video calls. The instant messaging function includes sending text, voice notes, images, videos, and other files. Communication may be one-to-one between users or may involve group messaging.

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signal

Noun

A sequence of states representing an encoded message in a communication channel.
Any variation of a quantity or change in an entity over time that conveys information upon detection.

Verb

To indicate; to convey or communicate by a signal.
To communicate with (a person or system) by a signal.

Wiktionary

Its neighbors.

Albanian Red, #cc0001 Communist, #cc0000 Rebellion Red, #cc0404 Scarlet Glow, #cb0103 Soviet Red, #cd0000 Lannister Red, #cd0101 Love for All, #cd0106 Thai Chilli, #ce0001 Lazy Shell Red, #cc0011 Naga Morich, #c90406 Diablo Red, #cd0d01 Love Goddess, #cd0d0d

Signal

#cc0002

Signal

Signal

Signal (software)

signal

Its neighbors.

Its complements.

As a ramp.