RGBA color value

183-0-0-1 RGBA Color Code

Inspect 183-0-0-1 as a RGBA color value and compare it with other supported color formats, conversions and analysis tools.

Preview

No color name

Parsed by engine

Current value

#b70000

Open HEX

Formats

The same color in different formats:

Foreground preview

WCAG contrast checker and foreground picker

Best auto foreground

Best contrast with white


                        #ffffff

Auto-selects the strongest contrast against the current background.

Readable text preview

The quick brown fox jumps over the lazy dog.

Button preview

Contrast ratio

6.97

Passes AA for normal text

Element	AA	AAA
Small text	Pass	Fail
Large text	Pass	—
UI elements / graphics	Pass	N/A

AA for normal text is typically 4.5:1, AA for large text 3:1, AAA for normal text 7:1, and non-text UI elements typically 3:1.

RGBA value

rgba(183, 0, 0, 1)

RGBA color codes

Color Conversion

Same color in multiple code formats.

Swatch	Code	Value	HTML/CSS
	HEX		#b70000
	RGB		rgb(183 0 0)
	RGBA		rgba(183 0 0 / 1)
	HSL		hsl(0 100% 35%)
	HSLA		hsla(0 100% 35% / 1)
	CMYK		cmyk(0 100 100 28.24)
	LAB		lab(37.9691 62.4273 52.3688)
	LCH		lch(37.9691 81.4841 39.99)
	OKLCH		oklch(0.4895 0.2008 29.23)

HEX

HTML/CSS

#b70000

RGB

HTML/CSS

rgb(183 0 0)

RGBA

HTML/CSS

rgba(183 0 0 / 1)

HSL

HTML/CSS

hsl(0 100% 35%)

HSLA

HTML/CSS

hsla(0 100% 35% / 1)

CMYK

HTML/CSS

cmyk(0 100 100 28.24)

LAB

HTML/CSS

lab(37.9691 62.4273 52.3688)

LCH

HTML/CSS

lch(37.9691 81.4841 39.99)

OKLCH

HTML/CSS

oklch(0.4895 0.2008 29.23)

Export formats

Ready-to-copy snippets for developers, apps, frameworks, and design systems.

#B70000

Design tokens

Tokens

Swatch	Format	Snippet
	CSS variable
	JSON token
	Tailwind config
	SCSS variable

CSS variable

Tokens

JSON token

Tokens

Tailwind config

Tokens

SCSS variable

Tokens

Web / frontend

Frontend

Swatch	Format	Snippet
	JavaScript
	TypeScript
	Inline style
	CSS class

JavaScript

Frontend

TypeScript

Frontend

Inline style

Frontend

CSS class

Frontend

Mobile / app

Mobile

Swatch	Format	Snippet
	Android XML
	SwiftUI
	Swift UIColor
	Kotlin
	Flutter
	React Native

Android XML

Mobile

SwiftUI

Mobile

Swift UIColor

Mobile

Kotlin

Mobile

Flutter

Mobile

React Native

Mobile

SVG / graphics

Graphics

Swatch	Format	Snippet
	SVG fill
	SVG stroke

SVG fill

Graphics

SVG stroke

Graphics

Color Variations

tint / shade

Tint

Lightened version

#cb4747

Shade

Darkened version

#8b0000

Tone

Muted version

#ab1c1c

Monochrome

Single-hue family

#5b0000

Meaning / Aesthetic / Framework

content ready

Meaning

Aesthetic

Framework

183-0-0-1 RGBA Color Code

Inspect 183-0-0-1 as a RGBA color value and compare it with other supported color formats, conversions and analysis tools.

B70000

RGBA color reference

This page shows rgba(183, 0, 0, 1) as a RGBA color value together with its equivalent HEX, RGB, HSL, CMYK, LAB, LCH and OKLCH representations.

Explore RGBA and related color formats

Compare this color value across the other supported color models and open their dedicated format pages.

183-0-0-1 RGBA Color Code

Formats

Color Conversion

Export formats

Color Variations

Related content

Meaning / Aesthetic / Framework

183-0-0-1 RGBA Color Code

RGBA color reference

Explore RGBA and related color formats