Browse HTML color codes, convert between HEX/RGB/HSL/CMYK, check contrast ratios, and generate color harmonies.
HEX
#3B82F6
RGB
rgb(59, 130, 246)
HSL
hsl(217, 91%, 60%)
HSV
hsv(217, 76%, 96%)
CMYK
cmyk(76%, 47%, 0%, 4%)
Closest Named Color: Royal Blue#4169E1
Contrast
on White3.68:1
Aa
WCAG AAFailWCAG AAAFail
on Black5.71:1
Aa
WCAG AAPassWCAG AAAFail
Tints (Lighter)
Shades (Darker)
Color Harmonies
Complementary
Analogous
Triadic
Split-Complementary
Red#FF0000rgb(255, 0, 0)
Dark Red#8B0000rgb(139, 0, 0)
Firebrick#B22222rgb(178, 34, 34)
Crimson#DC143Crgb(220, 20, 60)
Tomato#FF6347rgb(255, 99, 71)
Indian Red#CD5C5Crgb(205, 92, 92)
Light Coral#F08080rgb(240, 128, 128)
Salmon#FA8072rgb(250, 128, 114)
Dark Salmon#E9967Argb(233, 150, 122)
Light Salmon#FFA07Argb(255, 160, 122)
Coral#FF7F50rgb(255, 127, 80)
Orange Red#FF4500rgb(255, 69, 0)
Orange#FFA500rgb(255, 165, 0)
Dark Orange#FF8C00rgb(255, 140, 0)
Yellow#FFFF00rgb(255, 255, 0)
Gold#FFD700rgb(255, 215, 0)
Light Yellow#FFFFE0rgb(255, 255, 224)
Lemon Chiffon#FFFACDrgb(255, 250, 205)
Light Goldenrod Yellow#FAFAD2rgb(250, 250, 210)
Papaya Whip#FFEFD5rgb(255, 239, 213)
Moccasin#FFE4B5rgb(255, 228, 181)
Peach Puff#FFDAB9rgb(255, 218, 185)
Pale Goldenrod#EEE8AArgb(238, 232, 170)
Khaki#F0E68Crgb(240, 230, 140)
Dark Khaki#BDB76Brgb(189, 183, 107)
Goldenrod#DAA520rgb(218, 165, 32)
Dark Goldenrod#B8860Brgb(184, 134, 11)
Green#008000rgb(0, 128, 0)
Lime#00FF00rgb(0, 255, 0)
Lime Green#32CD32rgb(50, 205, 50)
Forest Green#228B22rgb(34, 139, 34)
Dark Green#006400rgb(0, 100, 0)
Sea Green#2E8B57rgb(46, 139, 87)
Medium Sea Green#3CB371rgb(60, 179, 113)
Spring Green#00FF7Frgb(0, 255, 127)
Medium Spring Green#00FA9Argb(0, 250, 154)
Pale Green#98FB98rgb(152, 251, 152)
Light Green#90EE90rgb(144, 238, 144)
Dark Sea Green#8FBC8Frgb(143, 188, 143)
Olive Drab#6B8E23rgb(107, 142, 35)
Olive#808000rgb(128, 128, 0)
Dark Olive Green#556B2Frgb(85, 107, 47)
Yellow Green#9ACD32rgb(154, 205, 50)
Chartreuse#7FFF00rgb(127, 255, 0)
Lawn Green#7CFC00rgb(124, 252, 0)
Green Yellow#ADFF2Frgb(173, 255, 47)
Teal#008080rgb(0, 128, 128)
Dark Cyan#008B8Brgb(0, 139, 139)
Medium Aquamarine#66CDAArgb(102, 205, 170)
Aquamarine#7FFFD4rgb(127, 255, 212)
Light Sea Green#20B2AArgb(32, 178, 170)
Blue#0000FFrgb(0, 0, 255)
Dark Blue#00008Brgb(0, 0, 139)
Navy#000080rgb(0, 0, 128)
Royal Blue#4169E1rgb(65, 105, 225)
Steel Blue#4682B4rgb(70, 130, 180)
Cornflower Blue#6495EDrgb(100, 149, 237)
Light Blue#ADD8E6rgb(173, 216, 230)
Powder Blue#B0E0E6rgb(176, 224, 230)
Light Steel Blue#B0C4DErgb(176, 196, 222)
Sky Blue#87CEEBrgb(135, 206, 235)
Light Sky Blue#87CEFArgb(135, 206, 250)
Deep Sky Blue#00BFFFrgb(0, 191, 255)
Dodger Blue#1E90FFrgb(30, 144, 255)
Cadet Blue#5F9EA0rgb(95, 158, 160)
Medium Blue#0000CDrgb(0, 0, 205)
Midnight Blue#191970rgb(25, 25, 112)
Aqua#00FFFFrgb(0, 255, 255)
Cyan#00FFFFrgb(0, 255, 255)
Light Cyan#E0FFFFrgb(224, 255, 255)
Turquoise#40E0D0rgb(64, 224, 208)
Medium Turquoise#48D1CCrgb(72, 209, 204)
Dark Turquoise#00CED1rgb(0, 206, 209)
Pale Turquoise#AFEEEErgb(175, 238, 238)
Alice Blue#F0F8FFrgb(240, 248, 255)
Purple#800080rgb(128, 0, 128)
Indigo#4B0082rgb(75, 0, 130)
Violet#EE82EErgb(238, 130, 238)
Dark Violet#9400D3rgb(148, 0, 211)
Blue Violet#8A2BE2rgb(138, 43, 226)
Medium Purple#9370DBrgb(147, 112, 219)
Slate Blue#6A5ACDrgb(106, 90, 205)
Medium Slate Blue#7B68EErgb(123, 104, 238)
Dark Slate Blue#483D8Brgb(72, 61, 139)
Dark Orchid#9932CCrgb(153, 50, 204)
Orchid#DA70D6rgb(218, 112, 214)
Medium Orchid#BA55D3rgb(186, 85, 211)
Plum#DDA0DDrgb(221, 160, 221)
Lavender#E6E6FArgb(230, 230, 250)
Thistle#D8BFD8rgb(216, 191, 216)
Fuchsia#FF00FFrgb(255, 0, 255)
Magenta#FF00FFrgb(255, 0, 255)
Dark Magenta#8B008Brgb(139, 0, 139)
Rebecca Purple#663399rgb(102, 51, 153)
Pink#FFC0CBrgb(255, 192, 203)
Hot Pink#FF69B4rgb(255, 105, 180)
Deep Pink#FF1493rgb(255, 20, 147)
Light Pink#FFB6C1rgb(255, 182, 193)
Medium Violet Red#C71585rgb(199, 21, 133)
Pale Violet Red#DB7093rgb(219, 112, 147)
Misty Rose#FFE4E1rgb(255, 228, 225)
Brown#A52A2Argb(165, 42, 42)
Sienna#A0522Drgb(160, 82, 45)
Saddle Brown#8B4513rgb(139, 69, 19)
Chocolate#D2691Ergb(210, 105, 30)
Peru#CD853Frgb(205, 133, 63)
Burlywood#DEB887rgb(222, 184, 135)
Sandy Brown#F4A460rgb(244, 164, 96)
Tan#D2B48Crgb(210, 180, 140)
Maroon#800000rgb(128, 0, 0)
Rosy Brown#BC8F8Frgb(188, 143, 143)
Wheat#F5DEB3rgb(245, 222, 179)
Navajo White#FFDEADrgb(255, 222, 173)
Bisque#FFE4C4rgb(255, 228, 196)
Blanched Almond#FFEBCDrgb(255, 235, 205)
Cornsilk#FFF8DCrgb(255, 248, 220)
Gray#808080rgb(128, 128, 128)
Dark Gray#A9A9A9rgb(169, 169, 169)
Dim Gray#696969rgb(105, 105, 105)
Light Gray#D3D3D3rgb(211, 211, 211)
Light Slate Gray#778899rgb(119, 136, 153)
Slate Gray#708090rgb(112, 128, 144)
Dark Slate Gray#2F4F4Frgb(47, 79, 79)
Gainsboro#DCDCDCrgb(220, 220, 220)
Silver#C0C0C0rgb(192, 192, 192)
Grey#808080rgb(128, 128, 128)
Dark Grey#A9A9A9rgb(169, 169, 169)
Dim Grey#696969rgb(105, 105, 105)
Light Grey#D3D3D3rgb(211, 211, 211)
Light Slate Grey#778899rgb(119, 136, 153)
Slate Grey#708090rgb(112, 128, 144)
Dark Slate Grey#2F4F4Frgb(47, 79, 79)
White#FFFFFFrgb(255, 255, 255)
Snow#FFFAFArgb(255, 250, 250)
Ivory#FFFFF0rgb(255, 255, 240)
Floral White#FFFAF0rgb(255, 250, 240)
Ghost White#F8F8FFrgb(248, 248, 255)
Old Lace#FDF5E6rgb(253, 245, 230)
Linen#FAF0E6rgb(250, 240, 230)
Antique White#FAEBD7rgb(250, 235, 215)
White Smoke#F5F5F5rgb(245, 245, 245)
Seashell#FFF5EErgb(255, 245, 238)
Beige#F5F5DCrgb(245, 245, 220)
Mint Cream#F5FFFArgb(245, 255, 250)
Azure#F0FFFFrgb(240, 255, 255)
Honeydew#F0FFF0rgb(240, 255, 240)
Lavender Blush#FFF0F5rgb(255, 240, 245)
Black#000000rgb(0, 0, 0)
About HTML Color Codes
HTML color codes are used to specify colors in web development. Colors can be represented as hexadecimal (#RRGGBB), RGB (rgb(r,g,b)), HSL (hsl(h,s%,l%)), or using CSS named colors like 'tomato' or 'steelblue'. This tool lets you browse, search, convert, and analyze colors for web design and development.
Use the color picker or type a hex code to select a color. See instant conversions to RGB, HSL, HSV, and CMYK. Browse the color catalog by family or search by name. Click any color swatch to select it. Check WCAG contrast ratios for accessibility. Generate tints, shades, and color harmonies for your palette.
Common Use Cases
•Finding the right color code for CSS styling and web design
•Converting colors between different formats (HEX to RGB, etc.)
•Checking color accessibility and WCAG contrast compliance
•Generating color palettes with harmonious color combinations
•Looking up CSS named colors and their hex equivalents
HTML Color Codes is a free online tool on akousa.net, a platform with 453+ browser-based utilities. Browse HTML color codes, convert between HEX/RGB/HSL/CMYK, check contrast ratios, and generate color harmonies. It runs entirely in your browser with no installation, signup, or data upload to any server.
How do I use HTML Color Codes?
Simply open HTML Color Codes on akousa.net, enter or upload your data, configure any options, and click the action button. Results appear instantly in your browser.
Is HTML Color Codes free?
Yes, HTML Color Codes is completely free to use with no limitations. There is no signup, no ads, and no file size restrictions. All 453+ tools on akousa.net are free and open to everyone.
Is my data safe with HTML Color Codes?
Yes, HTML Color Codes processes everything locally in your browser. Your data never leaves your device and is never sent to any server. This client-side approach ensures complete privacy for all inputs and outputs.
Is HTML Color Codes suitable for production use?
Yes, HTML Color Codes produces standards-compliant output suitable for production workflows. All processing runs locally in your browser, so your code and data never leave your device.
Does HTML Color Codes work on mobile?
Yes, HTML Color Codes is fully responsive and works on smartphones, tablets, and desktops. All processing happens in your browser, so it works on any device with a modern web browser.
About HTML Color Codes
HTML Color Codes is a free, browser-based developer tool on akousa.net. Browse HTML color codes, convert between HEX/RGB/HSL/CMYK, check contrast ratios, and generate color harmonies. It requires no download, no account, and no installation — just open the page and start using it immediately.
Who Is It For?
HTML Color Codes is built for developers, engineers, and technical professionals who need a fast, reliable utility without leaving their browser. Whether you are debugging, prototyping, or working on production code, this tool fits into your existing workflow.
Why Choose HTML Color Codes?
Unlike most alternatives, HTML Color Codes processes everything locally in your browser. Your data never leaves your device, giving you complete privacy. There are no usage limits, no watermarks, no ads, and no premium tier. It is available in 20 languages and works on any device with a modern web browser.
How to Use HTML Color Codes
1
Open HTML Color Codes
Go to akousa.net and open HTML Color Codes. No account, download, or installation is needed — the tool loads instantly in your browser.
2
Enter your code or data
Paste your code, JSON, or data into the HTML Color Codes editor. You can also type directly or load from a file.
3
Configure settings
Adjust formatting options, parameters, or output preferences using the controls provided.
4
Get your result
The output appears instantly. Copy it to your clipboard, download it as a file, or use it directly in your project.
Key Features of HTML Color Codes
Free Forever
HTML Color Codes is completely free with no hidden costs, subscriptions, or usage limits.
No Signup Required
Start using the tool instantly. No account creation or email verification needed.
Browser-Based
Runs entirely in your browser. No software to install or update.
Privacy-First
All data processing happens locally on your device. Nothing is uploaded to any server.
Available in 20 Languages
Full interface translation in English, Spanish, French, German, Japanese, Korean, Chinese, and 13 more languages.
Production-Ready Output
HTML Color Codes produces standards-compliant output suitable for professional development workflows.
Offline Capable
Once loaded, the tool works without an internet connection.
What is HTML Color Codes?
HTML Color Codes is a free online developer tool available on akousa.net. It processes everything locally in your browser, so your code and data never leave your device.
HTML Color Codes is part of Akousa's collection of 522+ free browser-based tools — no signup, no installation, and no usage limits.
Key Features
100% browser-based — your code never leaves your device
Standards-compliant output suitable for production workflows
Instant results with no server round-trip latency
Works offline once the page is loaded
Available in 20 languages with a responsive, accessible interface
How to Use HTML Color Codes
Open HTML Color Codes on akousa.net — no signup or download needed
Paste or type your code or data into the input area
Configure any available options to match your requirements
View the result instantly and copy or download the output
Why Choose HTML Color Codes on Akousa?
Completely free with no hidden costs, subscriptions, or usage caps
Your data stays private — all processing happens in your browser, not on a server
Works on any device with a modern browser — no app installation required