Palettes / Colors / #EFEC49
#EFEC49 — Vivid Yellow
#EFEC49 is a yellow color we call Vivid Yellow, closest to the named color Khaki (#F0E68C). It belongs to the yellow family.
Color name
Closest CSS keyword: khaki (#F0E68C) — not an exact match. CSS khaki gives you #F0E68C, a different color; use #EFEC49 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.
#EFEC49 is a warm yellow color associated with optimism, attention and cheer. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.
Its strongest partner is its complement #484BEF; it also sits naturally between #EF9948 and #9EEF48. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #EFEC49 |
|---|---|
| RGB | 239, 236, 73 |
| HSL | 59°, 84%, 61% |
| HSV | 59°, 69%, 94% |
| CMYK | 0%, 1%, 69%, 6% |
| XYZ | 66.79, 78.82, 18.00 |
| Yxy | 78.82, 0.4082, 0.4818 |
| CIE-Lab | 91.15, -17.34, 74.99 |
| Hunter Lab | 88.78, -16.59, 47.04 |
RGB & CMYK percentages
Red 94% · Green 93% · Blue 29%
Cyan 0% · Magenta 1% · Yellow 69% · Key 6%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
CSS code for #EFEC49
.text { color: #EFEC49; }
.background { background-color: #EFEC49; }
.border { border: 3px solid #EFEC49; }
.text-rgb { color: rgb(239, 236, 73); }
.text-hsl { color: hsl(59, 84%, 61%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #EFEC49; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(239, 236, 73, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #EFEC49; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(239, 236, 73, 0.8); }
HTML: <p style="color:#EFEC49">Text here</p> · <div style="background-color:#EFEC49">Div content here</div>
Shades of #EFEC49
Tints of #EFEC49
Tones of #EFEC49
Color harmonies
Complementary — #484BEF:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 1.25:1 Fails |
|---|---|
| Against black text | 16.76:1 AAA |
Best text color on #EFEC49: #000000.
Semi-transparent (opacity) text on #EFEC49
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 #EFEC49: ·
How #EFEC49 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 #EFEC49 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 #EFEC49?
#EFEC49 is Vivid Yellow, a yellow color (RGB 239, 236, 73). Its closest standard named color is Khaki.
What is the RGB and HSL of #EFEC49?
#EFEC49 is RGB 239, 236, 73 — HSL 59°, 84%, 61% — CMYK 0%, 1%, 69%, 6%.
What colors go with #EFEC49?
Its complement is #484BEF; analogous partners are #EF9948 and #9EEF48. It also appears in 6+ palettes in our collection.
Can I use #EFEC49 for text?
Black text on #EFEC49 has a contrast ratio of 16.76:1 (passes WCAG AA); white text gives 1.25:1.