Palettes / Colors / #ECFC91
#ECFC91 — Light Vivid Yellow
#ECFC91 is a yellow color we call Light 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 #ECFC91 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.
#ECFC91 is a warm yellow color associated with optimism, attention and cheer. It is light enough to work as a background or base color, with darker text on top.
Its strongest partner is its complement #A292FC; it also sits naturally between #FCD792 and #B7FC92. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #ECFC91 |
|---|---|
| RGB | 236, 252, 145 |
| HSL | 69°, 95%, 78% |
| HSV | 69°, 42%, 99% |
| CMYK | 6%, 0%, 42%, 1% |
| XYZ | 74.51, 89.50, 40.14 |
| Yxy | 89.50, 0.3650, 0.4384 |
| CIE-Lab | 95.79, -20.81, 49.34 |
| Hunter Lab | 94.60, -20.23, 37.30 |
RGB & CMYK percentages
Red 93% · Green 99% · Blue 57%
Cyan 6% · Magenta 0% · Yellow 42% · Key 1%
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 #ECFC91
.text { color: #ECFC91; }
.background { background-color: #ECFC91; }
.border { border: 3px solid #ECFC91; }
.text-rgb { color: rgb(236, 252, 145); }
.text-hsl { color: hsl(69, 95%, 78%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #ECFC91; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(236, 252, 145, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #ECFC91; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(236, 252, 145, 0.8); }
HTML: <p style="color:#ECFC91">Text here</p> · <div style="background-color:#ECFC91">Div content here</div>
Shades of #ECFC91
Tints of #ECFC91
Tones of #ECFC91
Color harmonies
Complementary — #A292FC:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 1.11:1 Fails |
|---|---|
| Against black text | 18.90:1 AAA |
Best text color on #ECFC91: #000000.
Semi-transparent (opacity) text on #ECFC91
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 #ECFC91: ·
How #ECFC91 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 #ECFC91 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 #ECFC91?
#ECFC91 is Light Vivid Yellow, a yellow color (RGB 236, 252, 145). Its closest standard named color is Khaki.
What is the RGB and HSL of #ECFC91?
#ECFC91 is RGB 236, 252, 145 — HSL 69°, 95%, 78% — CMYK 6%, 0%, 42%, 1%.
What colors go with #ECFC91?
Its complement is #A292FC; analogous partners are #FCD792 and #B7FC92. It also appears in 6+ palettes in our collection.
Can I use #ECFC91 for text?
Black text on #ECFC91 has a contrast ratio of 18.90:1 (passes WCAG AA); white text gives 1.11:1.