Closest web-safe match: #66FFFF

Color Details and Palettes for #57EEF4

Details about the color Frozen Turquoise#57EEF4

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

Cyan family Cool WCAG ink: dark
HEX #57EEF4 RGB rgb(87, 238, 244) HSL hsl(182, 88%, 65%) CMYK cmyk(64%, 2%, 0%, 4%)

Color profile

About Color Hex #57EEF4

#57EEF4 is a cool color from the Cyan family, closest in name to “Frozen Turquoise”. In RGB it is rgb(87, 238, 244); in HSL, hsl(182, 88%, 65%).

The color Frozen Turquoise, with hexadecimal code #57eef4, is categorized under the cyan family—a cool, refreshing hue fundamental to CMYK printing. Cyan evokes clarity, focus, and digital innovation, appearing across tech interfaces and futuristic design systems. Additionally, it evokes emotions such as Trust, Peace, Loyalty, Integrity and Tranquility. Cyan or blue-green is associated with healing, water, and tranquility. It can symbolize communication and clarity in various cultures. With a high saturation of 88%, this color is intensely vivid—demanding attention and ideal for focal elements like buttons, banners, and brand marks. At 65% 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 Trust, Peace, Loyalty, Integrity, or Tranquility. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

Key facts

RGB 87, 238, 244 red · green · blue HSL 182° 88% 65% hue · sat · light HSV 182° 64% 96% design-app pickers CMYK 64 2 0 4 print inks, % Luminance 0.697 0 dark → 1 light On black 14.94:1 ✓ AA contrast ratio On white 1.41:1 ✕ AA contrast ratio Web-safe #66FFFF closest web-safe Best text black ideal foreground Character Vivid cool · cyan family

The story of this color

History, Usage, Psychology & Design Ideas for #57EEF4

Frozen Turquoise (#57EEF4) belongs to the Cyan 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

Cyan is one of the four foundational inks in CMYK printing, making it literally indispensable to modern publishing. The name derives from the Greek kyanos, meaning 'dark blue,' though the color we call cyan today is distinctly lighter. Ancient Egyptian blue—one of the earliest synthetic pigments (c. 2200 BC)—was close to cyan and used extensively in tomb paintings and pottery across the Nile Valley.

Design & Usage Tips

Cyan projects a high-tech, digital-forward identity and pairs naturally with white for clean interfaces or with magenta for vibrant contrast. It works well for SaaS products, data-visualization tools, and creative agencies. Use cyan sparingly on warm-toned palettes, as it can feel cold in those contexts.

Sitting on the cool side of the spectrum (hue 182°), it promotes a feeling of calm distance and intellectual clarity, which is why cool hues dominate corporate identities, healthcare design, and productivity tools. At 88% saturation, this is a highly vivid color that demands attention. Use it where maximum visual impact is needed—feature banners, accent buttons, and data-visualization highlights.

Psychological Impact

Cyan stimulates mental clarity, focus, and communication. It feels refreshing—like a splash of cool water—making it ideal for apps and services centered on productivity, learning, or wellness. Cyan also carries associations with futurism and digital innovation.

At 65% lightness, it reads clearly on dark backgrounds and provides a welcoming, open feel in light-themed designs—versatile across both contexts.

Creative Design Ideas

Build a dark-mode interface with cyan accent elements (buttons, links, progress indicators) on a charcoal background for a sleek developer-tool aesthetic. Use cyan-to-blue gradients in header sections for SaaS landing pages. In print, spot-color cyan on uncoated paper stock creates a tactile, modern feel.

Every format

#57EEF4 Color Conversions

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

12 formats
HEX Web
#57EEF4

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(87, 238, 244)

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(182, 88%, 65%)

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(182, 64%, 96%)

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(182 34% 4%)

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(64%, 2%, 0%, 4%)

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(87.25% 0.126 198.89)

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

OKLab Modern
oklab(87.25% -0.119 -0.041)

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: 86.85, a: -37.47, b: -14.69

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

LCH Perceptual
L: 86.85, C: 40.25, H: 201.40

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

XYZ CIE Science
X: 50.83, Y: 69.71, Z: 96.36

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
5762804

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 #57EEF4

How much red, green and blue light mixes into Frozen Turquoise.

Red 87/255 15.3% Green 238/255 41.8% Blue 244/255 42.9%

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

Ink coverage

CMYK Ink Levels & Print Guide for #57EEF4

Ink needed to reproduce Frozen Turquoise in four-color print. Heaviest ink: Cyan.

64% CYAN 2% MAGENTA 0% YELLOW 4% 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 #57EEF4

How bright Frozen Turquoise is, and how far black and white text clear each WCAG bar.

Relative luminance 0.697
0 · dark1 · light

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

Aa Black text 14.94:1 ✓ AA ✓ AAA ✓ Large
Aa White text 1.41:1 ✕ AA ✕ AAA ✕ Large

Developer shortcuts

Quick CSS Snippets for #57EEF4

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

frozen-turquoise.css
background-color: #57EEF4;
color: #57EEF4;
border: 2px solid #57EEF4;
background-color: rgb(87, 238, 244);
background-color: hsl(182, 88%, 65%);
--color: #57EEF4;

Shades · light to dark

#57EEF4 Monochrome Palette

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

#EEFDFE
#D5FBFC
#BCF8FB
#A3F6F9
#89F3F7
#70F1F6
#57EEF4
#4ACACF
#3DA7AB
#308386
#235F62
#163C3D
#091818

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

Harmony · 180° apart

#57EEF4 Complementary Palette

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

#57EEF4
#F45C57

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

Harmony · adjacent hues

#57EEF4 Analogic Palette

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

#57EEF4
#57A1F4
#57F4AB
#5C57F4
#57F45C
#AB57F4
#A1F457

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

Harmony · 120° apart

#57EEF4 Triadic Palette

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

#57EEF4
#F457EF
#EFF457

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

Harmony · 90° apart

#57EEF4 Quad Palette

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

#57EEF4
#AB57F4
#F45C57
#A1F457

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

Accessibility

Color Blindness Simulation for #57EEF4

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

#57EEF4
#9084F2
#989AF3
#5FF1F1
#CECECE
Normal vision full color Deuteranopia green weakness ✕ Not friendly Protanopia red weakness ✕ Not friendly Tritanopia blue-yellow weakness ✓ 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 #57EEF4

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

#F45C57
#57A1F4
#F457EF
#AB57F4
Complementary opposite hue Analogous adjacent hue Triadic 120° apart Tetradic (Quad) 90° apart

Perceptually nearby

#57EEF4 Nearby Colors

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

Glitter Shower#66FFFF
Fish Boy#44DDDD
Glitter Shower#88FFFF
Dark Turquoise#22CCCC
Brain Freeze#00EEFF
Poseidon Jr.#77EEEE
Sparky Blue#55EEFF
Poseidon Jr.#66EEEE

From the color-name library

Colors Similar to #57EEF4

The closest named colors to #57EEF4 — same mood, each with its own character.

Frozen Turquoise#53F6FF
Poseidon Jr.#66EEEE
Lightsaber Blue#15F2FD
Aqua#0FF0FE
Hey Blue!#16F8FF
Sparky Blue#22EEFF
Cold Light of Day#00EEEE
Brain Freeze#00EEFF
Aggressive Aqua#00FBFF
Bath Water#88EEEE
Arctic Water#00FCFC
Looney Blue#11FFFF

Looking for more Cyan shades? Browse Cyan colors →

Inspiration

Explore Vibrant Images Featuring Frozen Turquoise (#57eef4)

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

Good to know

Frequently Asked Questions about #57EEF4

#57EEF4 is a cool color from the Cyan family. Its closest matched name is “Frozen Turquoise”, matched perceptually with the CIEDE2000 color-difference formula. In RGB it is rgb(87, 238, 244); in HSL, hsl(182, 88%, 65%).
In RGB, #57EEF4 is rgb(87, 238, 244); in HSL it is hsl(182, 88%, 65%); and in CMYK — the model used for print — it is cmyk(64%, 2%, 0%, 4%).
#57EEF4 has a contrast ratio of 14.94:1 against black and 1.41:1 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 #57EEF4 is #F45C57 (opposite on the color wheel). For ready-made combinations, this page includes monochrome, analogous, triadic and tetradic palettes built from #57EEF4 in the palette sections above.