HSV to HWB | Color Code Converter | Color Conversion
Online HSV to HWB tool: enter a HSV color value to convert it to HWB in real time, with one-click copy of the result. Free and no registration required.
HSVEnter or adjust the color values
rgba(255, 87, 51, 1)
HWB
hwb(11 20% 0%)
H
11
W
20
B
0
All Color Conversion Combinations
132 itemsAbout HSV to HWB
HSV to HWB is a free online tool that converts HSV to HWB, helping you quickly convert colors and switch between formats in web design, front-end development, and graphic design. HSV is Describes color through hue (H), saturation (S), and value (V); a format commonly used by color pickers. HWB is Describes color through hue (H), whiteness (W), and blackness (B); a format introduced in CSS Color 4. At its core, HSV to HWB takes a color value expressed in HSV and converts it into HWB using a mathematical algorithm. The tool shows the result as both a visual color swatch and a complete CSS string, and you can copy it to the clipboard with a single click—no manual calculation or lookup tables required. This makes color code conversion fast, accurate, and reproducible, and it is suitable for designers, front-end developers, UI engineers, and anyone else who works with color.
What Is HSV to HWB
HSV describes color through hue (H), saturation (S), and value (V). H is 0-360°, and both S and V are 0-100%. It is a common model in color pickers and design software. HWB describes color through hue (H), whiteness (W), and blackness (B). It is a format added in CSS Color 4. H is 0-360°, and W and B are 0-100%. HSV and HWB share the same hue, so convert directly by definition: W = (1-S) × V and B = 1 - V.
How to Use HSV to HWB
Using this HSV to HWB tool is very simple and takes just three steps. First, select HSV from the "Source Color Unit" dropdown on the left (it is selected by default), and enter the HSV value you want to convert in the input card. Second, select HWB from the "Target Color Unit" dropdown on the right; the tool instantly calculates and displays the corresponding HWB value, along with a color swatch preview and the complete CSS string, so you can confirm the color and format at a glance. Third, once you are happy with the result, click the "Copy" button to copy the HWB value to your clipboard and paste it straight into your code or design software. If you picked the wrong source or target unit, click the "⇄" button in the middle to swap them with one click. The whole process requires no registration and no data upload—all calculations run locally in your browser.
Use Cases for HSV to HWB
Use this when a modern CSS project needs HWB, or for color tuning that follows an "add white and black" approach. Color picker panels, design software palettes, and interactive situations where a color needs to be adjusted intuitively. Modern CSS projects, color-tuning tasks that need intuitive hue adjustment, and color schemes that complement HSL.
How HSV to HWB Works
HSV and HWB share the same hue, so convert directly by definition: W = (1-S) × V and B = 1 - V. HSV breaks a color down into hue plus vividness plus brightness. Going from black to a bright color increases value V, while going from gray to a pure color increases saturation S. The intuitive meaning of HWB is: first choose a pure hue, then add white (to lighten) or black (to darken) to it. W and B cannot both exceed 100%, and when their sum exceeds 100% they are normalized proportionally.
Tips for Using HSV to HWB
HSV and HWB share the same H, so the conversion is very direct; this is one of the simplest pairs of all the conversions. The V in HSV is the degree of blackness included; the color is brightest at V=100. Compared with HSL, HSV is better for choosing a color while HSL is better for tuning one. HWB is closer to the intuition of "adding white or black to paint" than HSL. W=B=0 gives a pure color, and W+B=100% gives gray.
Frequently Asked Questions (FAQ)
Is HSV to HWB complicated?
No. The hue stays the same, and W and B are computed directly from S and V.
Is the hue of HWB the same as that of HSV?
Yes, both are 0-360°.
Which browsers support HWB?
Modern browsers such as Chrome 101+, Safari 15+, and Firefox 96+.
Are HSV and HSB the same thing?
Yes. HSB is another name for HSV, where B (Brightness) and V (Value) mean the same thing.
Why do color pickers mostly use HSV instead of HSL?
Because the value in HSV is closer to how bright a color actually looks, users perceive the dragging more naturally.
What is the difference between HWB and HSL?
HSL controls lightness through the L channel, while HWB controls lightening and darkening separately through whiteness W and blackness B; the latter is closer to the physical experience of mixing paint.
Which browsers support HWB?
Modern browsers such as Chrome 101+, Safari 15+, and Firefox 96+ support it; older browsers may not.
Can I convert in the opposite direction?
Yes. You can go directly to the "HWB to HSV" page, or click the "⇄" swap button in the middle of the current page to exchange the source and target units and convert in the opposite direction. The reverse conversion is just as precise, because the color conversion math is reversible.
Can I use the conversion results commercially?
Yes. Color values are numerical information and involve no copyright issues, so you are free to use the conversion results in websites, apps, design work, or commercial projects without authorization or attribution. Do note, however: if the original color comes from material that someone else holds the copyright to, using the color itself is unrestricted, but the copyright to the original material still belongs to its author.