Closest web-safe match: #669999

Color Details and Palettes for #6FA3A3

Details about the color Atlas Cedar#6FA3A3

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

Cyan family Cool WCAG ink: dark
HEX #6FA3A3 RGB rgb(111, 163, 163) HSL hsl(180, 22%, 54%) CMYK cmyk(32%, 0%, 0%, 36%)

Color profile

About Color Hex #6FA3A3

#6FA3A3 is a cool color from the Cyan family, closest in name to “Atlas Cedar”. In RGB it is rgb(111, 163, 163); in HSL, hsl(180, 22%, 54%).

The color Atlas Cedar, with hexadecimal code #6fa3a3, 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 Softness, Delicacy, Calmness, Relaxation and Friendliness. Cyan or blue-green is associated with healing, water, and tranquility. It can symbolize communication and clarity in various cultures. At just 22% saturation, this near-neutral shade carries only a subtle hint of its underlying hue, making it versatile for large surfaces and professional contexts. With a mid-range lightness of 54%, it offers excellent versatility—readable as text on light backgrounds and visible as an element on dark ones. This color is ideal for designs that aim to express Softness, Delicacy, Calmness, Relaxation, or Friendliness. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

Key facts

RGB 111, 163, 163 red · green · blue HSL 180° 22% 54% hue · sat · light HSV 180° 32% 64% design-app pickers CMYK 32 0 0 36 print inks, % Luminance 0.322 0 dark → 1 light On black 7.44:1 ✓ AA contrast ratio On white 2.82:1 ✕ AA contrast ratio Web-safe #669999 closest web-safe Best text black ideal foreground Character Vivid cool · cyan family

The story of this color

History, Usage, Psychology & Design Ideas for #6FA3A3

Atlas Cedar (#6FA3A3) belongs to the Cyan color family.

With a dusty, low-saturation character, this color offers quiet complexity—neither bold nor faded. Dusty tones add vintage charm to retro-inspired designs and pair beautifully with metallic accents like copper or brass.

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 180°), it promotes a feeling of calm distance and intellectual clarity, which is why cool hues dominate corporate identities, healthcare design, and productivity tools. At 22% saturation, the color has a muted, sophisticated quality that pairs well with bolder accents. It works as a background, a border, or a secondary element in layered compositions.

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.

With a mid-range lightness of 54%, this tone is highly versatile: dark enough to serve as body text on white, yet light enough to stand out on charcoal or navy backgrounds.

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

#6FA3A3 Color Conversions

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

12 formats
HEX Web
#6FA3A3

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(111, 163, 163)

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(180, 22%, 54%)

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(180, 32%, 64%)

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(180 44% 36%)

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(32%, 0%, 0%, 36%)

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(67.91% 0.055 195.93)

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

OKLab Modern
oklab(67.91% -0.053 -0.015)

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: 63.52, a: -17.10, b: -5.51

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

LCH Perceptual
L: 63.52, C: 17.97, H: 197.87

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

XYZ CIE Science
X: 26.26, Y: 32.22, Z: 39.48

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
7316387

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 #6FA3A3

How much red, green and blue light mixes into Atlas Cedar.

Red 111/255 25.4% Green 163/255 37.3% Blue 163/255 37.3%

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

Ink coverage

CMYK Ink Levels & Print Guide for #6FA3A3

Ink needed to reproduce Atlas Cedar in four-color print. Heaviest ink: Key (Black).

32% CYAN 0% MAGENTA 0% YELLOW 36% 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 #6FA3A3

How bright Atlas Cedar is, and how far black and white text clear each WCAG bar.

Relative luminance 0.322
0 · dark1 · light

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

Aa Black text 7.44:1 ✓ AA ✓ AAA ✓ Large
Aa White text 2.82:1 ✕ AA ✕ AAA ✕ Large

Developer shortcuts

Quick CSS Snippets for #6FA3A3

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

atlas-cedar.css
background-color: #6FA3A3;
color: #6FA3A3;
border: 2px solid #6FA3A3;
background-color: rgb(111, 163, 163);
background-color: hsl(180, 22%, 54%);
--color: #6FA3A3;

Shades · light to dark

#6FA3A3 Monochrome Palette

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

#F1F6F6
#DBE8E8
#C5DADA
#B0CCCC
#9ABFBF
#85B1B1
#6FA3A3
#5E8B8B
#4E7272
#3D5A5A
#2C4141
#1C2929
#0B1010

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

Harmony · 180° apart

#6FA3A3 Complementary Palette

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

#6FA3A3
#A47070

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

Harmony · adjacent hues

#6FA3A3 Analogic Palette

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

#6FA3A3
#708AA4
#70A48A
#7070A4
#70A470
#8A70A4
#8AA470

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

Harmony · 120° apart

#6FA3A3 Triadic Palette

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

#6FA3A3
#A470A4
#A4A470

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

Harmony · 90° apart

#6FA3A3 Quad Palette

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

#6FA3A3
#8A70A4
#A47070
#8AA470

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

Accessibility

Color Blindness Simulation for #6FA3A3

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

#6FA3A3
#837FA3
#8686A3
#72A3A3
#989898
Normal vision full color Deuteranopia green weakness ✓ Friendly Protanopia red weakness ✓ Friendly Tritanopia blue-yellow weakness ✓ Friendly Achromatopsia total color blindness ✓ Friendly

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

Harmony overview

Color Harmonies for #6FA3A3

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

#A47070
#708AA4
#A470A4
#8A70A4
Complementary opposite hue Analogous adjacent hue Triadic 120° apart Tetradic (Quad) 90° apart

Perceptually nearby

#6FA3A3 Nearby Colors

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

Riverbed#77BBBB
Atlas Cedar#669999
Cerulean Skies#88CCCC
Paradiso#558888
Twilight Meadow#55AAAA
Inland Waters#889999
Twilight Meadow#66AAAA
Catnip#77AA99

From the color-name library

Colors Similar to #6FA3A3

The closest named colors to #6FA3A3 — same mood, each with its own character.

Atlas Cedar#5CA0A7
Twilight Meadow#51A5A4
Seaside#66A4B0
Harbour Mist#88AAAA
Paradise Island#5AA7A0
Turquoise Fantasies#6DAFA7
Emerald Oasis#67A195
Tranquili Teal#6C9DA9
Yucca#75978F
Stormy Waters#84A9B0
Japanese Bonsai#829F96
Summit#8BB6B8

Looking for more Cyan shades? Browse Cyan colors →

Inspiration

Explore Vibrant Images Featuring Atlas Cedar (#6fa3a3)

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

Good to know

Frequently Asked Questions about #6FA3A3

#6FA3A3 is a cool color from the Cyan family. Its closest matched name is “Atlas Cedar”, matched perceptually with the CIEDE2000 color-difference formula. In RGB it is rgb(111, 163, 163); in HSL, hsl(180, 22%, 54%).
In RGB, #6FA3A3 is rgb(111, 163, 163); in HSL it is hsl(180, 22%, 54%); and in CMYK — the model used for print — it is cmyk(32%, 0%, 0%, 36%).
#6FA3A3 has a contrast ratio of 7.44:1 against black and 2.82:1 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 #6FA3A3 is #A47070 (opposite on the color wheel). For ready-made combinations, this page includes monochrome, analogous, triadic and tetradic palettes built from #6FA3A3 in the palette sections above.