Palettes / Colors / #646751
#646751 — Dusty Yellow
#646751 is a yellow color we call Dusty Yellow, closest to the named color DimGray (#696969). It belongs to the yellow family.
Color name
Closest CSS keyword: dimgray (#696969) — not an exact match. CSS dimgray gives you #696969, a different color; use #646751 when you need this exact shade.
Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.
#646751 is a warm yellow color associated with optimism, attention and cheer. It sits comfortably in the middle: usable for large areas in soft schemes, or as a supporting color beside something stronger.
Its strongest partner is its complement #545167; it also sits naturally between #675F51 and #596751. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #646751 |
|---|---|
| RGB | 100, 103, 81 |
| HSL | 68°, 12%, 36% |
| HSV | 68°, 21%, 40% |
| CMYK | 3%, 0%, 21%, 60% |
| XYZ | 11.59, 13.00, 9.68 |
| Yxy | 13.00, 0.3381, 0.3794 |
| CIE-Lab | 42.77, -5.37, 12.05 |
| Hunter Lab | 36.06, -3.87, 7.64 |
RGB & CMYK percentages
Red 39% · Green 40% · Blue 32%
Cyan 3% · Magenta 0% · Yellow 21% · Key 60%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #646751
.text { color: #646751; }
.background { background-color: #646751; }
.border { border: 3px solid #646751; }
.text-rgb { color: rgb(100, 103, 81); }
.text-hsl { color: hsl(68, 12%, 36%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #646751; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(100, 103, 81, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #646751; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(100, 103, 81, 0.8); }
HTML: <p style="color:#646751">Text here</p> · <div style="background-color:#646751">Div content here</div>
Shades of #646751
Tints of #646751
Tones of #646751
Color harmonies
Complementary — #545167:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 5.83:1 AA |
|---|---|
| Against black text | 3.60:1 AA large only |
Best text color on #646751: #FFFFFF.
Semi-transparent (opacity) text on #646751
Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:
Smaller body text shows the effect best.
Blended color: · Contrast against #646751: ·
How #646751 looks with color blindness
Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:
Closest design-system colors
The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:
Palettes with a similar color
These palettes use a close neighbour of #646751 rather than the exact color:
Similar colors
The closest colors that actually appear in our palette collection — click any to open its page:
Browse neighbouring colors
Frequently asked questions
What color is #646751?
#646751 is Dusty Yellow, a yellow color (RGB 100, 103, 81). Its closest standard named color is DimGray.
What is the RGB and HSL of #646751?
#646751 is RGB 100, 103, 81 — HSL 68°, 12%, 36% — CMYK 3%, 0%, 21%, 60%.
What colors go with #646751?
Its complement is #545167; analogous partners are #675F51 and #596751. It also appears in 6+ palettes in our collection.
Can I use #646751 for text?
White text on #646751 has a contrast ratio of 5.83:1 (passes WCAG AA); black text gives 3.60:1.