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#ebff2e

a balanced, electric yellow · warm · closest name: Yellow

RGB
235, 255, 46
HSL
66°, 100%, 59%
CMYK
8, 0, 82, 0
Luminance
0.8938

At a glance

Every number on this page in one read: what #ebff2e is made of, how bright it looks, and which way it leans.

Hex
#ebff2e
Hue
66°
yellow
Saturation
100%
electric
Lightness
59%
balanced
Brightness
100%
HSV value
Perceived
92%
weighted brightness
Luminance
0.8938
WCAG relative
Temperature
Warm
30/100 cool
Color family
Yellow
Tone
Electric
Best ink
Black
18.88:1
Closest name
Yellow
ΔE2000 4.5
Where it sits
Hue66° of 360°
Saturation100%
Lightness59%
Temperature
Warm ← → Cool30% cool

Reads warm. Warm and cool siblings keep the same lightness, so you can swap one in without redoing your contrast maths.

Every format

HEX#ebff2e
RGBrgb(235, 255, 46)
HSLhsl(66, 100%, 59%)
CMYKcmyk(8%, 0%, 82%, 0%)
LABlab(95.7 -29.0 86.8)
LCHlch(95.7 91.6 108.5)
OKLCHoklch(0.953 0.208 115.5)
Decimal15466286
Display P3color(display-p3 0.922 1.000 0.180)

Copy-ready code

/* CSS */
color: #ebff2e;
background-color: #ebff2e;
/* Tailwind (arbitrary) */
class="text-[#ebff2e] bg-[#ebff2e]"
/* SCSS */
$brand: #ebff2e;
/* SwiftUI */
Color(red: 0.922, green: 1.000, blue: 0.180)
/* Android */
Color.parseColor("#ebff2e")
/* Flutter */
Color(0xFFEBFF2E)
/* Python / OpenCV (BGR) */
(46, 255, 235)

Best text color

Only one of black and white can be right. This is the one, with the number that proves it.

Readable at a glance#000000 on #ebff2e · 18.88:1
Use #000000AAA at every size.
Aa
White text · 1.11:1
AA fail · AA large fail · AAA fail
Aa
Black text · 18.88:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #ebff2e as text scores 1.11:1 on white and 18.88:1 on black.

Accessibility — WCAG contrast

Aa
#ebff2e on white: 1.11:1
AA ✗ fail · AA-large · AAA
Aa
#ebff2e on black: 18.88:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #FFF200
deuteranopia · #FFF445
tritanopia · #FBF0DA

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #ebff2e is pinned to step 500; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#FCFEF1
#FAFCE3
#F6FCC0
#F4FF8F
#EFFF57
#ebff2e
#DEF500
#B9CC00
#94A300
#6B7605
#434903
Base = 500Lightest = 50 · #FCFEF1Darkest = 950 · #434903
:root {
  --brand-50: #FCFEF1;
  --brand-100: #FAFCE3;
  --brand-200: #F6FCC0;
  --brand-300: #F4FF8F;
  --brand-400: #EFFF57;
  --brand-500: #ebff2e;
  --brand-600: #DEF500;
  --brand-700: #B9CC00;
  --brand-800: #94A300;
  --brand-900: #6B7605;
  --brand-950: #434903;
  --brand: #ebff2e;
  --brand-ink: #000000;
}

Colors that work with #ebff2e

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#000000
Black wins here
Surface#FAFAF4
Tinted page background
Border#E8EDC0
Hairlines and dividers
Muted text#939B4B
Captions on the surface
Accent#2E4EFF
Second voice, not a rival
Dark variant#738000
Hover, pressed, headers
Light variant#FDFFE5
Selected rows, tints
Dark surface#232414
Dark-mode background
Light mode
Everything in its place

Surface, border, heading and body all derive from this one hue, so the screen stays coherent without a second palette.

Primary actionSecondaryBadge
Dark mode
Same hue, inverted

Lightness flips, hue holds. The accent stays the anchor in both themes.

Primary actionSecondaryAccent

How to use #ebff2e

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Text and icons on dark surfaces
  • Primary buttons and calls to action
  • Focus rings, active and selected states
  • Brand accents, badges and data highlights
Use with care
  • Text of any size on white — fails WCAG AA
  • Full-page backgrounds — tiring over long sessions
  • Thin strokes and 1px borders — they disappear on light UI
  • Pairing with a same-lightness hue — edges vibrate

Similar colors

One move away from this hex in each direction. Every swatch is its own page.

Color relationships

The wheel positions with their names attached, so you can grab the one you actually need.

Complementary#422EFF
Analogous left#FFAA2E
Analogous right#83FF2E
Split-complement 1#2E83FF
Split-complement 2#AA2EFF
Triadic 1#2EEBFF
Triadic 2#FF2EEB
Tetradic#2EFFAA

RGB percentages

Red92.2%
Green100.0%
Blue18.0%

CMYK percentages

Cyan7.8%
Magenta0.0%
Yellow82.0%
Key (black)0.0%

Color previews

#ebff2e text on a black background

contrast 18.88:1

Card sample

#ebff2e text on a white background

contrast 1.11:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #ebff2e;
Background color
Panel with #ebff2e background
background-color: #ebff2e;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #ebff2e;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(235, 255, 46, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(235, 255, 46, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ebff2e;
background: linear-gradient(135deg, #ebff2e, #60FF2E);

Monochromatic scale

Palettes built from #ebff2e

Shades — darker

Tints — lighter

Color harmonies

Nearest named colors

Ranked with CIEDE2000 across all 139 CSS keywords. Under ΔE 2 the eye stops telling them apart; over ΔE 10 they are plainly different colors.

#ebff2e in the real world

Where a color in this family tends to land, and the interface roles it is usually asked to play.

Industries
RetailLeisureEnergyWarning systems
Common UI roles
ButtonsLinksFocus statesCharts
Print note

Sits outside most CMYK gamuts — expect a duller press result, or specify a spot ink.

#ebff2e, answered

What color is #ebff2e?

#ebff2e is a balanced electric yellow, closest to Yellow (ΔE2000 4.5). It sits at 66° on the hue wheel with 100% saturation and 59% lightness, which reads as warm.

What is the RGB value of #ebff2e?

rgb(235, 255, 46) — 235 red, 255 green and 46 blue out of 255, or 92.2% / 100% / 18% by channel.

Is #ebff2e a light or a dark color?

It is a light color. Relative luminance is 0.8938 and perceived brightness is 92%, so black text on it reaches 18.88:1.

Should I use black or white text on #ebff2e?

Black. It scores 18.88:1 against #ebff2e, versus 1.11:1 for white — AAA at any size.

What is the complementary color of #ebff2e?

#422EFF sits directly opposite on the wheel. Softer options are the split-complements #2E83FF and #AA2EFF, which give the same contrast with far less vibration.

What colors go well with #ebff2e?

For interface work: #FAFAF4 as the surface, #E8EDC0 for borders, #939B4B for secondary text, #2E4EFF as an accent and #738000 for hover and pressed states. For a palette, the analogous pair #FFAA2E and #83FF2E stays calm, while #422EFF is the loudest partner.

What is #ebff2e in CMYK for printing?

cmyk(8%, 0%, 82%, 0%). This is a screen-to-ink approximation — a color this saturated sits outside most CMYK gamuts and will print duller than it looks here.

Is #ebff2e warm or cool?

Warm — it scores 30 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #FFC72E; nudged cooler, #9EFF2E.

Work with #ebff2e in the Color Lab