Palettes / Colors / #ECFE4D
#ECFE4D — Vivid Yellow
#ECFE4D 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 #ECFE4D 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.
#ECFE4D 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 #5F4DFE; it also sits naturally between #FEB74D and #94FE4D. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #ECFE4D |
|---|---|
| RGB | 236, 254, 77 |
| HSL | 66°, 99%, 65% |
| HSV | 66°, 70%, 100% |
| CMYK | 7%, 0%, 70%, 0% |
| XYZ | 71.37, 89.25, 20.49 |
| Yxy | 89.25, 0.3941, 0.4928 |
| CIE-Lab | 95.69, -26.94, 77.96 |
| Hunter Lab | 94.47, -25.83, 49.98 |
RGB & CMYK percentages
Red 93% · Green 100% · Blue 30%
Cyan 7% · Magenta 0% · Yellow 70% · Key 0%
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 #ECFE4D
.text { color: #ECFE4D; }
.background { background-color: #ECFE4D; }
.border { border: 3px solid #ECFE4D; }
.text-rgb { color: rgb(236, 254, 77); }
.text-hsl { color: hsl(66, 99%, 65%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #ECFE4D; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(236, 254, 77, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #ECFE4D; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(236, 254, 77, 0.8); }
HTML: <p style="color:#ECFE4D">Text here</p> · <div style="background-color:#ECFE4D">Div content here</div>
Shades of #ECFE4D
Tints of #ECFE4D
Tones of #ECFE4D
Color harmonies
Complementary — #5F4DFE:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 1.11:1 Fails |
|---|---|
| Against black text | 18.85:1 AAA |
Best text color on #ECFE4D: #000000.
Semi-transparent (opacity) text on #ECFE4D
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 #ECFE4D: ·
How #ECFE4D 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 #ECFE4D 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 #ECFE4D?
#ECFE4D is Vivid Yellow, a yellow color (RGB 236, 254, 77). Its closest standard named color is Khaki.
What is the RGB and HSL of #ECFE4D?
#ECFE4D is RGB 236, 254, 77 — HSL 66°, 99%, 65% — CMYK 7%, 0%, 70%, 0%.
What colors go with #ECFE4D?
Its complement is #5F4DFE; analogous partners are #FEB74D and #94FE4D. It also appears in 6+ palettes in our collection.
Can I use #ECFE4D for text?
Black text on #ECFE4D has a contrast ratio of 18.85:1 (passes WCAG AA); white text gives 1.11:1.