Closest web-safe match: #66FF66

Color Details and Palettes for #4DE75B

Details about the color Green Priestess#4DE75B

Conversions, palettes, contrast & design ideas for this color.

Emerald family Cool WCAG ink: dark
HEX #4DE75B RGB rgb(77, 231, 91) HSL hsl(125, 76%, 60%) CMYK cmyk(67%, 0%, 61%, 9%)

Color profile

About Color Hex #4DE75B

#4DE75B is a cool color from the Emerald family, closest in name to “Green Priestess”. In RGB it is rgb(77, 231, 91); in HSL, hsl(125, 76%, 60%).

The color Green Priestess, with hexadecimal code #4de75b, resides within the green color family, the hue most connected to nature, growth, and renewal. Green soothes the eye more than any other color, making it ideal for wellness, sustainability, and financial brands. Additionally, it evokes emotions such as Nature, Healing, Balance, Stability and Calmness. Green is often linked to nature and growth universally, and in some cultures, it symbolizes fertility, renewal, and even immortality. In Islam, green holds significant religious meaning. At 76% saturation, this color is clearly chromatic yet balanced—colorful enough to be distinctive without overwhelming adjacent content. At 60% lightness, it strikes an approachable, open balance—bright enough to feel welcoming yet substantial enough to carry visual weight. This color is ideal for designs that aim to express Nature, Healing, Balance, Stability, or Calmness. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

Key facts

RGB 77, 231, 91 red · green · blue HSL 125° 76% 60% hue · sat · light HSV 125° 67% 91% design-app pickers CMYK 67 0 61 9 print inks, % Luminance 0.595 0 dark → 1 light On black 12.90:1 ✓ AA contrast ratio On white 1.63:1 ✕ AA contrast ratio Web-safe #66FF66 closest web-safe Best text black ideal foreground Character Vivid cool · emerald family

The story of this color

History, Usage, Psychology & Design Ideas for #4DE75B

Green Priestess (#4DE75B) belongs to the Emerald color family.

This vivid mid-tone strikes the ideal balance between intensity and readability, making it a strong candidate for primary brand colors, interactive UI elements, and logo design where immediate recognition is essential.

Historical Background

Emerald green takes its name from the precious gemstone revered since at least 330 BC, when Cleopatra's emerald mines supplied the ancient world. Pantone named Emerald its Color of the Year for 2013, citing its associations with sophistication and renewal. Art Nouveau designers like Alphonse Mucha used emerald tones extensively, pairing them with gold to create their signature opulent aesthetic.

Design & Usage Tips

Emerald green conveys upscale elegance and is ideal for luxury brands, jewelry companies, and high-end hospitality. It pairs naturally with gold, brass, and cream for a rich, timeless palette. In web design, emerald buttons on a white background combine trust (green) with premium appeal.

Sitting on the cool side of the spectrum (hue 125°), it promotes a feeling of calm distance and intellectual clarity, which is why cool hues dominate corporate identities, healthcare design, and productivity tools. With 76% saturation, it occupies a comfortable middle ground: colorful enough to be distinctive, yet restrained enough for extended reading or large surface areas.

Psychological Impact

Emerald feels aspirational and abundant—it suggests growth coupled with achievement. Unlike casual greens, emerald carries an air of refinement that makes it suitable for formal invitations, gala events, and exclusive product lines.

At 60% lightness, it reads clearly on dark backgrounds and provides a welcoming, open feel in light-themed designs—versatile across both contexts.

Creative Design Ideas

Use emerald as a dark background for product photography, allowing gold or white products to shine. Combine emerald tiles with marble textures for luxury real-estate branding. In fashion e-commerce, emerald category headers signal the premium collection.

Every format

#4DE75B Color Conversions

Every way to write Green Priestess — one-tap copy on every format; tap on any card to learn what it is and when to use it.

12 formats
HEX Web
#4DE75B

Hexadecimal is the web’s universal color notation — two digits each for red, green and blue. Drop it straight into HTML, CSS or any design tool.

RGB Screen
rgb(77, 231, 91)

RGB is the additive Red-Green-Blue model every screen uses to emit light. The default choice for websites, apps and on-screen UI.

HSL Web
hsl(125, 76%, 60%)

HSL breaks a color into Hue, Saturation and Lightness — the most intuitive way to lighten, darken or mute a color in CSS.

HSV HSB Design
hsv(125, 67%, 91%)

HSV (also called HSB) maps Hue, Saturation and Value/Brightness. It is the model behind the color pickers in Photoshop, Figma and most design apps.

HWB CSS 4
hwb(125 30% 9%)

HWB blends a pure hue with Whiteness and Blackness — a painter-friendly model added in CSS Color 4 for quick tints and shades.

CMYK Print
cmyk(67%, 0%, 61%, 9%)

CMYK is the subtractive Cyan-Magenta-Yellow-Black ink model. Use these values when preparing artwork for a printer or commercial press.

OKLCH Modern
oklch(81.86% 0.223 144.55)

OKLCH is a modern, perceptually-uniform space (Lightness, Chroma, Hue). It powers smooth gradients and accessible palettes in today’s CSS.

OKLab Modern
oklab(81.86% -0.182 0.130)

OKLab is the Cartesian form of OKLCH — ideal for blending and interpolating colors without the muddy midpoints older spaces produce.

CIELAB L*a*b* Perceptual
L: 81.56, a: -67.23, b: 55.25

CIELAB is a device-independent, perceptually-uniform space. It is the standard for measuring color difference (ΔE) and matching across devices.

LCH Perceptual
L: 81.56, C: 87.02, H: 140.59

LCH is CIELAB in cylindrical form — Lightness, Chroma and Hue — letting you adjust vividness and hue while staying perceptually even.

XYZ CIE Science
X: 33.52, Y: 59.48, Z: 19.61

CIE XYZ is the 1931 master space that underpins every other model here — the scientific bridge used to convert between color systems.

Decimal int Code
5105499

The 24-bit integer value of the color — handy for databases, APIs, game engines and low-level graphics code.

Channel breakdown

RGB Color Percentages for #4DE75B

How much red, green and blue light mixes into Green Priestess.

Red 77/255 19.3% Green 231/255 57.9% Blue 91/255 22.8%

Percentages show each channel's share of the total light (R + G + B) in Green Priestess.

Ink coverage

CMYK Ink Levels & Print Guide for #4DE75B

Ink needed to reproduce Green Priestess in four-color print. Heaviest ink: Cyan.

67% CYAN 0% MAGENTA 61% YELLOW 9% KEY

Print tip: treat these values as a starting point — final output depends on printer profile, paper stock and calibration.

Accessibility · WCAG

Luminance & Contrast for #4DE75B

How bright Green Priestess is, and how far black and white text clear each WCAG bar.

Relative luminance 0.595
0 · dark1 · light

Contrast ratio · 1:1 → 21:1 (log scale)

Aa Black text 12.90:1 ✓ AA ✓ AAA ✓ Large
Aa White text 1.63:1 ✕ AA ✕ AAA ✕ Large

Developer shortcuts

Quick CSS Snippets for #4DE75B

Copy-and-paste CSS for Green Priestess — per-line copy, or grab the whole block.

green-priestess.css
background-color: #4DE75B;
color: #4DE75B;
border: 2px solid #4DE75B;
background-color: rgb(77, 231, 91);
background-color: hsl(125, 76%, 60%);
--color: #4DE75B;

Shades · light to dark

#4DE75B Monochrome Palette

Lighter and darker steps of Green Priestess — the color's full brightness range in one strip.

#EDFDEF
#D3F9D6
#B8F5BD
#9DF2A5
#82EE8C
#68EB74
#4DE75B
#41C44D
#36A240
#2A7F32
#1F5C24
#133A17
#081709

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 180° apart

#4DE75B Complementary Palette

Two colors opposite on the wheel — maximum contrast for attention-grabbing accents.

#4DE75B
#E74BDA

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · adjacent hues

#4DE75B Analogic Palette

Neighboring hues on the wheel — harmonious, calm combinations that feel unified.

#4DE75B
#4BE7A6
#8CE74B
#4BDAE7
#DAE74B
#4B8CE7
#E7A64B

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 120° apart

#4DE75B Triadic Palette

Three colors evenly spaced on the wheel — vibrant and energetic, yet balanced.

#4DE75B
#584BE7
#E7584B

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 90° apart

#4DE75B Quad Palette

Four colors evenly spaced on the wheel (tetradic) — rich schemes with multiple accents.

#4DE75B
#4B8CE7
#E74BDA
#E7A64B

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Accessibility

Color Blindness Simulation for #4DE75B

How Green Priestess reads across five kinds of color vision — a ✓ Friendly verdict means the color difference stays distinguishable for that vision type.

#4DE75B
#877B85
#90917D
#55989E
#BCBCBC
Normal vision full color Deuteranopia green weakness ✕ Not friendly Protanopia red weakness ✕ Not friendly Tritanopia blue-yellow weakness ✕ Not friendly Achromatopsia total color blindness ✕ Not friendly

The dot marks the original color. Hover any shade to copy its hex.

Harmony overview

Color Harmonies for #4DE75B

The lead color from each harmony scheme, side by side — a shortcut to the full palettes above.

#E74BDA
#4BE7A6
#584BE7
#4B8CE7
Complementary opposite hue Analogous adjacent hue Triadic 120° apart Tetradic (Quad) 90° apart

Perceptually nearby

#4DE75B Nearby Colors

A step away in brightness, richness or shade — each still feels like the same color.

Screamin’ Green#66FF66
Alarming Slime#33DD44
Light Green#77FF77
Lime Green#11CC33
Radiant Hulk#33EE55
Koopa Green Shell#66DD66
Emerald Ice Palace#00EE77
King Lizard#77DD44

From the color-name library

Colors Similar to #4DE75B

The closest named colors to #4DE75B — same mood, each with its own character.

Green Priestess#11DD55
Alarming Slime#2CE335
Hello Spring#44DD66
The Matrix#70F15E
Radiant Hulk#10F144
Koopa Green Shell#58D854
Out of Left Field#2CED2B
Limonana#11DD66
Herbivore#88EE77
Flora#73FA79
Pastel Green#77DD77
Screamin’ Green#66FF66

Looking for more Green shades? Browse Green colors →

Inspiration

Explore Vibrant Images Featuring Green Priestess (#4de75b)

Curated Unsplash photos that carry the mood of Green Priestess — hover any tile to download it or view the original.

Good to know

Frequently Asked Questions about #4DE75B

#4DE75B is a cool color from the Emerald family. Its closest matched name is “Green Priestess”, matched perceptually with the CIEDE2000 color-difference formula. In RGB it is rgb(77, 231, 91); in HSL, hsl(125, 76%, 60%).
In RGB, #4DE75B is rgb(77, 231, 91); in HSL it is hsl(125, 76%, 60%); and in CMYK — the model used for print — it is cmyk(67%, 0%, 61%, 9%).
#4DE75B has a contrast ratio of 12.90:1 against black and 1.63:1 against white. For readability, black body text meets the WCAG AA threshold of 4.5:1 on it, while white does not.
The direct complement of #4DE75B is #E74BDA (opposite on the color wheel). For ready-made combinations, this page includes monochrome, analogous, triadic and tetradic palettes built from #4DE75B in the palette sections above.