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#acfe7f

a light, electric green · neutral · closest name: Pale Green

RGB
172, 254, 127
HSL
99°, 98%, 75%
CMYK
32, 0, 50, 0
Luminance
0.8119

At a glance

Every number on this page in one read: what #acfe7f is made of, how bright it looks, and which way it leans.

Hex
#acfe7f
Hue
99°
green
Saturation
98%
electric
Lightness
75%
light
Brightness
100%
HSV value
Perceived
86%
weighted brightness
Luminance
0.8119
WCAG relative
Temperature
Neutral
54/100 cool
Color family
Green
Tone
Electric
Best ink
Black
17.24:1
Closest name
Pale Green
ΔE2000 5.4
Where it sits
Hue99° of 360°
Saturation98%
Lightness75%
Temperature
Warm ← → Cool54% cool

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

Every format

HEX#acfe7f
RGBrgb(172, 254, 127)
HSLhsl(99, 98%, 75%)
CMYKcmyk(32%, 0%, 50%, 0%)
LABlab(92.2 -46.6 52.5)
LCHlch(92.2 70.2 131.6)
OKLCHoklch(0.917 0.180 135.6)
Decimal11337343
Display P3color(display-p3 0.675 0.996 0.498)

Copy-ready code

/* CSS */
color: #acfe7f;
background-color: #acfe7f;
/* Tailwind (arbitrary) */
class="text-[#acfe7f] bg-[#acfe7f]"
/* SCSS */
$brand: #acfe7f;
/* SwiftUI */
Color(red: 0.675, green: 0.996, blue: 0.498)
/* Android */
Color.parseColor("#acfe7f")
/* Flutter */
Color(0xFFACFE7F)
/* Python / OpenCV (BGR) */
(127, 254, 172)

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 #acfe7f · 17.24:1
Use #000000AAA at every size.
Aa
White text · 1.22:1
AA fail · AA large fail · AAA fail
Aa
Black text · 17.24:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #acfe7f as text scores 1.22:1 on white and 17.24:1 on black.

Accessibility — WCAG contrast

Aa
#acfe7f on white: 1.22:1
AA ✗ fail · AA-large · AAA
Aa
#acfe7f on black: 17.24:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #FFED74
deuteranopia · #FAE687
tritanopia · #AAF6E1

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #acfe7f is pinned to step 300; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F6FEF1
#ECFCE3
#D5FBC1
#acfe7f
#93FE58
#6FFD20
#57F302
#49CA02
#3AA201
#2D7506
#1C4904
Base = 300Lightest = 50 · #F6FEF1Darkest = 950 · #1C4904
:root {
  --brand-50: #F6FEF1;
  --brand-100: #ECFCE3;
  --brand-200: #D5FBC1;
  --brand-300: #acfe7f;
  --brand-400: #93FE58;
  --brand-500: #6FFD20;
  --brand-600: #57F302;
  --brand-700: #49CA02;
  --brand-800: #3AA201;
  --brand-900: #2D7506;
  --brand-950: #1C4904;
  --brand: #acfe7f;
  --brand-ink: #000000;
}

Colors that work with #acfe7f

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#F6FAF4
Tinted page background
Border#D0EDC0
Hairlines and dividers
Muted text#679B4B
Captions on the surface
Accent#5100CC
Second voice, not a rival
Dark variant#2E7E01
Hover, pressed, headers
Light variant#EFFFE6
Selected rows, tints
Dark surface#1A2414
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 #acfe7f

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
  • Card and section backgrounds
  • 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
  • White text placed on it
  • 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#D17FFE
Analogous left#ECFE7F
Analogous right#7FFE91
Split-complement 1#917FFE
Split-complement 2#FE7FEC
Triadic 1#7FACFE
Triadic 2#FE7FAC
Tetradic#7FECFE

RGB percentages

Red67.5%
Green99.6%
Blue49.8%

CMYK percentages

Cyan32.3%
Magenta0.0%
Yellow50.0%
Key (black)0.4%

Color previews

#acfe7f text on a black background

contrast 17.24:1

Card sample

#acfe7f text on a white background

contrast 1.22:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #acfe7f;
Background color
Panel with #acfe7f background
background-color: #acfe7f;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #acfe7f;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(172, 254, 127, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 254, 127, 0.45);
Border & gradient
Gradient panel
border: 3px solid #acfe7f;
background: linear-gradient(135deg, #acfe7f, #7FFEA7);

Monochromatic scale

Palettes built from #acfe7f

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.

#acfe7f in the real world

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

Industries
SustainabilityFinanceHealth and wellnessAgriculture
Common UI roles
SurfacesBadgesHighlightsEmpty states
Print note

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

#acfe7f, answered

What color is #acfe7f?

#acfe7f is a light electric green, closest to Pale Green (ΔE2000 5.4). It sits at 99° on the hue wheel with 98% saturation and 75% lightness, which reads as neutral.

What is the RGB value of #acfe7f?

rgb(172, 254, 127) — 172 red, 254 green and 127 blue out of 255, or 67.5% / 99.6% / 49.8% by channel.

Is #acfe7f a light or a dark color?

It is a light color. Relative luminance is 0.8119 and perceived brightness is 86%, so black text on it reaches 17.24:1.

Should I use black or white text on #acfe7f?

Black. It scores 17.24:1 against #acfe7f, versus 1.22:1 for white — AAA at any size.

What is the complementary color of #acfe7f?

#D17FFE sits directly opposite on the wheel. Softer options are the split-complements #917FFE and #FE7FEC, which give the same contrast with far less vibration.

What colors go well with #acfe7f?

For interface work: #F6FAF4 as the surface, #D0EDC0 for borders, #679B4B for secondary text, #5100CC as an accent and #2E7E01 for hover and pressed states. For a palette, the analogous pair #ECFE7F and #7FFE91 stays calm, while #D17FFE is the loudest partner.

What is #acfe7f in CMYK for printing?

cmyk(32%, 0%, 50%, 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 #acfe7f warm or cool?

Neutral — it scores 54 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #DBFE7F; nudged cooler, #7EFF7F.

Work with #acfe7f in the Color Lab