UtilVox
CSS · Typography

CSS Color Converter

High-precision conversion utility between HEX, RGB, HSL, HSV, and CMYK formats with accessibility simulations.

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#F5C842Active Swatch
🎨
SandybrownApproximate

RGB Sliders

Red245
Green200
Blue66

HSL

Hue45°
Saturation91%
Lightness61%

HSV

Hue45°
Saturation73%
Value96%

CMYK Output

Print Ready (U.S. Web Coated)

Cyan 0%

Magenta 18%

Yellow 73%

Black (Key) 4%

Bulk Processor

Gradient Generator

background: linear-gradient(90deg, #F5C842 0%, #FF6B35 100%);

Accessibility Simulation

Protanopia

#E2E162

Deuteranopia

#E4E86A

Tritanopia

#F37C82

VS WHITE

1.6:1

Fail AA

VS BLACK

12.4:1

Pass AA

Colors Library

aliceblue
#F0F8FF
antiquewhite
#FAEBD7
aqua
#00FFFF
aquamarine
#7FFFD4
azure
#F0FFFF
beige
#F5F5DC
bisque
#FFE4C4
black
#000000
blanchedalmond
#FFEBCD
blue
#0000FF
blueviolet
#8A2BE2
brown
#A52A2A
burlywood
#DEB887
cadetblue
#5F9EA0
chartreuse
#7FFF00
chocolate
#D2691E
coral
#FF7F50
cornflowerblue
#6495ED
cornsilk
#FFF8DC
crimson
#DC143C
cyan
#00FFFF
darkblue
#00008B
darkcyan
#008B8B
darkgoldenrod
#B8860B
darkgray
#A9A9A9
darkgreen
#006400
darkgrey
#A9A9A9
darkkhaki
#BDB76B
darkmagenta
#8B008B
darkolivegreen
#556B2F
darkorange
#FF8C00
darkorchid
#9932CC
darkred
#8B0000
darksalmon
#E9967A
darkseagreen
#8FBC8F
darkslateblue
#483D8B
darkslategray
#2F4F4F
darkslategrey
#2F4F4F
darkturquoise
#00CED1
darkviolet
#9400D3
deeppink
#FF1493
deepskyblue
#00BFFF
dimgray
#696969
dimgrey
#696969
dodgerblue
#1E90FF
firebrick
#B22222
floralwhite
#FFFAF0
forestgreen
#228B22
fuchsia
#FF00FF
gainsboro
#DCDCDC

How It Works

1

Select Color

Type a CSS string, drag RGB sliders, or pick from our library.

2

Instant Conversion

Hex, RGB, HSL, HSV, and CMYK formats update in real-time.

3

Accessibility Audits

Check simulated color blindness and contrast ratios instantly.

Ultimate Guide to CSS Color Formats

Modern web engineering relies on multiple **color models** depending on technical requirements:

* **HEX & RGB**: The native pixel-level models used by hardware displays. HEX uses base-16 strings while RGB defines channels between 0 and 255.

* **HSL & HSV**: Human-intuitive cylindrical coordinate models. HSL stands for Hue, Saturation, and Lightness, making adjustments to lighting much simpler.

* **CMYK**: The primary subtractive color model used in printing pipelines. Having accurate conversions is vital when translating digital interfaces to print guidelines.

Pro Tip:

Simulating Deuteranopia and Protanopia (red-green blindness) during layout design stages ensures complete accessibility compliance!

Technical FAQ

What CSS string formats can the converter parse?
The tool natively parses HEX (#FFFFFF, #FFF), RGB/RGBA (rgb(255,0,0)), HSL/HSLA (hsl(120, 100%, 50%)), and all standard CSS named colors (gold, red, aliceblue).
What color blindness simulations are available?
We simulate Protanopia (red-blind), Deuteranopia (green-blind), and Tritanopia (blue-blind) using precise industrial conversion matrices.
Is contrast checking compliant with WCAG?
Yes. Our contract checkers compute precise relative luminance ratios on standard WCAG 2.1 formulas, showing direct PASS/FAIL parameters for AA text ratings.
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