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Celadon Nocturne Clear
Color detail

Celadon Nocturne Clear

Green · Hue 145
Hex
#174F2E
RGB
rgb(23, 79, 46)
HSL
hsl(145, 54%, 20%)
CMYK
cmyk(71%, 0%, 42%, 69%)
Metrics
S 54% · L 20%
Contrast (WCAG)
on white
9.6:1AA
on black
2.2:1Fail
Save to journalSign in to saveStart palette from thisRecent trail

About this color

Celadon Nocturne Clear (#174F2E) belongs to the green family — hue 145°, 54% saturation, 20% lightness. Copy the hex, RGB, or HSL value above, or paste the CSS custom property below into your stylesheet to reference this color directly.

CSS
:root {
  --colorarchive-celadon-nocturne-clear: #174F2E;
  --colorarchive-celadon-nocturne-clear-hsl: hsl(145, 54%, 20%);
  --colorarchive-celadon-nocturne-clear-rgb: rgb(23, 79, 46);
}

AI Color Names

Let AI suggest alternative poetic names for this color in English and Chinese.

Design Context

PrestigiousTimelessAuthoritative
Common in

Banking · Law Firms · Luxury Real Estate

Pairs well with

Gold, ivory, or warm white for classic elegance

Design tip

Excellent for dark mode themes and premium interfaces. Deep green with gold accents creates an instantly luxurious feel.

Cultural context ▶

Deep greens like forest and hunter green evoke tradition, wealth, and the British countryside. Common in Ivy League branding.

Color Origins

Green family

The color of growth, currency, and the longest-running brands.

Heritage

Verdigris (copper acetate) gave medieval manuscripts their greens; it was unstable, eating through parchment over centuries. Terre verte (green earth) was used for under-painting flesh in the Italian tradition. Scheele's green and Paris green, both 19th-century arsenic compounds, killed an unknown number of wallpaper-makers and Victorian children before viridian and phthalo greens replaced them. Modern green pigments are remarkably stable; the iconic Brunswick green that became British Racing Green dates to the same chemistry.

Across cultures

Green is the dominant color of Islam — the Prophet's banner, the flags of many Muslim-majority nations, the domes of mosques. In Ireland green is national identity, partly through the shamrock and partly through the political binary with orange. In Japan, green and blue (ao/midori) were a single concept until recently; traffic 'green lights' there are still a deeper teal-ish shade. Across many cultures green simultaneously means growth, fertility, envy, and the supernatural.

In the wild

Starbucks' green has barely changed since 1971. John Deere has used essentially the same green since 1837 — the longest continuous brand color in commerce. The U.S. dollar is green because of the chemistry of camphor and copper sulfate, not branding. Whatsapp, Spotify, and Heineken all anchor on green; each chose it for a different reason (community, sound, Dutch heritage). Hospital scrubs were originally white but switched to green/teal because surgeons were getting after-image fatigue.

How it reads

Green is the hue the eye is most efficient at parsing — half of all our cone cells are tuned near 555nm. That makes green the easiest color to look at for long periods, which is why it dominates productivity software, 'go' indicators, and reading-friendly UI. At low saturation it reads as natural, calm, premium (sage, olive). At high saturation it reads as urgent or playful (Mountain Dew, Slack notifications). It carries one of the strongest semantic loads in product design: 'success', 'go', 'natural', 'safe'.

This particular tone

A deep, weighted version of the hue — formal, considered, and pairs especially well with off-white and warm metallic accents.

Lightness band: At this depth the hue starts behaving like a neutral — it can substitute for black in many contexts while still carrying a faint chromatic temperature. It pairs especially well with off-whites and warm metallics.

Saturation band: The clear, mid-saturation register is the most common identity sweet spot — saturated enough to register as a 'real' color, restrained enough not to fight typography or photography placed over it.

Brands using a similar color

Within the public brand-guidelines reference catalog, these are the closest matches to #174F2E.

  • Starbucksprimary
    Starbucks Green · #006241
    →
  • Xiaohongshu 小红书neutral
    Slate Text · #333333
    →
  • JD.com 京东neutral
    Slate · #333333
    →

Cultures using a similar color

From the cultural-palette catalog, these regions feature a color close to #174F2E.

  • England (London)Pub Tile Green
    #1F4D2E · Victorian pub interior dado tiling
    →
  • IndiaMughal Blue
    #1B4F72 · Indo-Persian miniature paintings
    →
  • BrazilAmazon Green
    #1B6D3F · Tropical rainforest canopy
    →

Tonal strip

All lightness levels at this hue and saturation. Click any to navigate.

Palette moves

Instead of stopping at one swatch, use nearby, opposite, and tonal neighbors to branch into a broader palette.

Lighter companion
Celadon Shadow Clear
#216E41 · hsl(145, 54%, 28%)
Darker companion
Celadon Ink Clear
#103720 · hsl(145, 54%, 14%)
Complementary counterpoint
Rose Nocturne Clear
#4F173C · hsl(320, 54%, 20%)
Analogous lead
Lagoon Nocturne Clear
#174F45 · hsl(170, 54%, 20%)
Analogous echo
Emerald Nocturne Clear
#174F17 · hsl(120, 54%, 20%)
Triadic +120°
Orchid Nocturne Clear
#2A174F · hsl(260, 54%, 20%)
Triadic +240°
Tangerine Nocturne Clear
#4F2E17 · hsl(25, 54%, 20%)
Split-comp +150°
Magenta Nocturne Clear
#45174F · hsl(290, 54%, 20%)
Split-comp +210°
Crimson Nocturne Clear
#4F1717 · hsl(0, 54%, 20%)
Export preview
Base: Celadon Nocturne Clear #174F2E
Lighter companion: Celadon Shadow Clear #216E41
Darker companion: Celadon Ink Clear #103720
Complementary counterpoint: Rose Nocturne Clear #4F173C
Analogous lead: Lagoon Nocturne Clear #174F45
Analogous echo: Emerald Nocturne Clear #174F17
Triadic +120°: Orchid Nocturne Clear #2A174F
Triadic +240°: Tangerine Nocturne Clear #4F2E17
Split-comp +150°: Magenta Nocturne Clear #45174F
Split-comp +210°: Crimson Nocturne Clear #4F1717

Compare

See how Celadon Nocturne Clear compares side by side with related colors.

vsCeladon Shadow ClearvsCeladon Ink ClearvsRose Nocturne ClearvsLagoon Nocturne ClearvsEmerald Nocturne ClearvsOrchid Nocturne Clear

Nearest neighbors

The closest archive matches by hue, saturation, and lightness.

Search by hex
Nearby match
Celadon Ink Clear
#103720 · hsl(145, 54%, 14%)
Nearby match
Seafoam Nocturne Clear
#174F2A · hsl(140, 54%, 20%)
Nearby match
Jade Nocturne Clear
#174F33 · hsl(150, 54%, 20%)
Nearby match
Celadon Shadow Clear
#216E41 · hsl(145, 54%, 28%)
Nearby match
Celadon Nocturne Soft
#224430 · hsl(145, 34%, 20%)
Nearby match
Celadon Nocturne Vivid
#0D592D · hsl(145, 74%, 20%)

Accessible pairings

Archive colors that meet WCAG contrast standards when paired with this color. Use as text-on-background or background-on-text.

Contrast checker
AAA9.1:1
Rose Veil Faint
#FAF9FA
AAA9.1:1
Rose Veil Muted
#FBF9FA
AAA9.1:1
Rose Veil Dust
#FBF9FA
AAA9.1:1
Rose Veil Soft
#FCF8FA
AAA9.1:1
Rose Veil Clear
#FDF7FB
AAA9:1
Rose Veil Vivid
#FEF6FB

Color Vision Simulation

How this color appears with different color vision deficiencies.

Full simulator
Deuteranopia
#34303A
Protanopia
#373838
Tritanopia
#1D3F40
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