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green · cool

#232d29

a deep, muted green · cool · closest name: Dark Slate Gray

Token name suggestion: Abyss Moss

RGB
35, 45, 41
HSL
156°, 13%, 16%
CMYK
22, 0, 9, 82
Luminance
0.0239

#232d29 is a deep muted green, 156° on the wheel and 60/100 on the cool side. Put white text on it (14.20:1). As text it scores 14.20:1 on white — safe at any size. Nearest name is Dark Slate Gray, nearest Tailwind family is neutral.

hsl(156 13% 16%)rgb(35 45 41)Base step 950AAA inkCool

At a glance

Every number on this page in one read: what #232d29 is made of, how bright it looks, and which way it leans.

Hex
#232d29
Hue
156°
green
Saturation
13%
muted
Lightness
16%
deep
Brightness
18%
HSV value
Perceived
16%
weighted brightness
Luminance
0.0239
WCAG relative
Temperature
Cool
60/100 cool
Color family
Green
Tone
Muted
Best ink
White
14.20:1
Closest name
Dark Slate Gray
ΔE2000 12.3
Chroma
5.5
LCH, 0–130ish
OKLCH L
0.286
perceptual lightness
Tailwind
neutral
500 · ΔE 25.8
Web-safe
#333333
nearest of 216
Where it sits
Hue156° of 360°
Saturation13%
Lightness16%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #232d29.

Temperature
Warm ← → Cool60% cool

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

Luminance by channel
Red15%
Green78%
Blue7%

Green carries most of what the eye calls brightness — that is why WCAG weights it 0.7152.

Every format

HEX#232d29
HEX (8-digit)#232d29ff
RGBrgb(35, 45, 41)
RGBArgba(35, 45, 41, 1)
HSLhsl(156, 13%, 16%)
HSV / HSBhsv(156, 22%, 18%)
HWBhwb(156 14% 82%)
CMYKcmyk(22%, 0%, 9%, 82%)
LABlab(17.4 -5.3 1.2)
LCHlch(17.4 5.5 167.7)
OKLCHoklch(0.286 0.016 169.0)
XYZ (D65)xyz(2.03, 2.39, 2.45)
Decimal2305321
Display P3color(display-p3 0.137 0.176 0.161)
Web-safe#333333

Copy-ready code

every platformclick to select
/* CSS */
color: #232d29;
background-color: #232d29;
/* CSS custom property */
--brand: #232d29;
/* Tailwind (arbitrary) */
class="text-[#232d29] bg-[#232d29]"
/* SCSS */
$brand: #232d29;
/* SwiftUI */
Color(red: 0.137, green: 0.176, blue: 0.161)
/* UIKit */
UIColor(red: 0.137, green: 0.176, blue: 0.161, alpha: 1)
/* Android XML */
<color name="brand">#232D29</color>
/* Android Compose */
Color(0xFF232D29)
/* Flutter */
Color(0xFF232D29)
/* Python / OpenCV (BGR) */
(41, 45, 35)
/* Python / PIL (RGB) */
(35, 45, 41)
/* Java AWT */
new Color(35, 45, 41)
/* .NET */
Color.FromArgb(255, 35, 45, 41)
/* OpenGL / Unity (0–1) */
(0.1373f, 0.1765f, 0.1608f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{35,45,41}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #232d29 85%, white);
border-color: color-mix(in oklab, #232d29 40%, transparent);
/* theme-aware in one line */
color: light-dark(#384841, #DDE4E1);
/* relative colour syntax */
--hover: hsl(from #232d29 h s calc(l - 7));

Design tokens

The same ramp in the four formats a team actually needs. Paste one and the whole palette lands with it.

css custom propertiesclick to select
:root {
  --brand-50: #F7F8F7;
  --brand-100: #EEF1F0;
  --brand-200: #DAE1DF;
  --brand-300: #C0CEC8;
  --brand-400: #A0B5AD;
  --brand-500: #819D92;
  --brand-600: #6B8A7D;
  --brand-700: #597369;
  --brand-800: #475C54;
  --brand-900: #36443F;
  --brand-950: #232d29;
  --brand: #232d29;
  --brand-ink: #ffffff;
  --brand-surface: #F6F8F8;
  --brand-border: #D1DBD7;
  --brand-hover: #131917;
  --brand-pressed: #040504;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #19201D;
    --brand-ink: #DDE4E1;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F7F8F7',
        100: '#EEF1F0',
        200: '#DAE1DF',
        300: '#C0CEC8',
        400: '#A0B5AD',
        500: '#819D92',
        600: '#6B8A7D',
        700: '#597369',
        800: '#475C54',
        900: '#36443F',
        950: '#232d29',
        DEFAULT: '#232d29',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F7F8F7,
  '100': #EEF1F0,
  '200': #DAE1DF,
  '300': #C0CEC8,
  '400': #A0B5AD,
  '500': #819D92,
  '600': #6B8A7D,
  '700': #597369,
  '800': #475C54,
  '900': #36443F,
  '950': #232d29,
);
$brand-base: #232d29;
$brand-ink: #ffffff;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F7F8F7", "$type": "color" },
      "100": { "$value": "#EEF1F0", "$type": "color" },
      "200": { "$value": "#DAE1DF", "$type": "color" },
      "300": { "$value": "#C0CEC8", "$type": "color" },
      "400": { "$value": "#A0B5AD", "$type": "color" },
      "500": { "$value": "#819D92", "$type": "color" },
      "600": { "$value": "#6B8A7D", "$type": "color" },
      "700": { "$value": "#597369", "$type": "color" },
      "800": { "$value": "#475C54", "$type": "color" },
      "900": { "$value": "#36443F", "$type": "color" },
      "950": { "$value": "#232d29", "$type": "color" }
    },
    "brandInk": { "$value": "#ffffff", "$type": "color" }
  }
}

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#ffffff on #232d29 · 14.20:1
Use #ffffffAAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 14.20:1 · recommended
AA pass · AA large pass · AAA pass
Aa
Black text · 1.48:1
AA fail · AA large fail · AAA fail
Reading the other direction: #232d29 as text scores 14.20:1 on white and 1.48:1 on black.
Best tinted ink on it, if plain black or white feels flat: #F1F4F3 at 12.83:1.

Make it accessible

A contrast checker tells you that you failed. This tells you what to ship instead — same hue, same saturation, lightness moved only as far as WCAG demands.

The quick fox
#232d29 · 14.20:1
AA on whitealready passes
#232d29
The quick fox
#232d29 · 14.20:1
AAA on whitealready passes
#232d29
The quick fox
#5F7A70 · 4.50:1
AA on black+27% L
#5F7A70
The quick fox
#809C91 · 7.08:1
AAA on black+40% L
#809C91

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #232D29 is enough for headings on white. Non-text elements such as icons, chart strokes and focus rings also sit at 3:1 under WCAG 2.2 (1.4.11).

Accessibility — WCAG contrast

Aa
#232d29 on white: 14.20:1
AA ✓ pass · AA-large · AAA
Aa
#232d29 on black: 1.48:1
AA ✗ fail · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #232d29 as text on that neutral, and that neutral as text on #232d29.

NeutralRatioBoth directions
White14.20:1AaAa
Slate 5013.57:1AaAa
Slate 10012.96:1AaAa
Slate 20011.52:1AaAa
Slate 3009.56:1AaAa
Slate 4005.54:1AaAa
Slate 5002.98:1AaAa
Slate 6001.87:1AaAa
Slate 7001.37:1AaAa
Slate 8001.03:1AaAa
Slate 9001.26:1AaAa
Black1.48:1AaAa
Colour vision deficiency
true color
protanopia · #2C2C29
deuteranopia · #2B2A29
tritanopia · #212D2C

Roughly one man in twelve has some form of colour vision deficiency. If any of the three panels above is hard to tell apart from a neighbouring colour in your palette, add a shape, an icon or a label so the meaning does not rest on hue alone.

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #232d29 is pinned to step 950; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F7F8F7
#EEF1F0
#DAE1DF
#C0CEC8
#A0B5AD
#819D92
#6B8A7D
#597369
#475C54
#36443F
#232d29
Base = 950Lightest = 50 · #F7F8F7Darkest = 950 · #232d29Text step on white = 700
Perceptual ramp — OKLCH

The same eleven steps expressed in OKLCH, where equal lightness numbers actually look equally spaced. HSL ramps go muddy in the yellows and washed out in the blues; this one does not. Modern browsers render it natively — the hex ramp above is the fallback.

50100200300400500600700800900950
oklch tokensclick to select
:root {
  --brand-50: oklch(0.97 0.004 169.0);
  --brand-100: oklch(0.94 0.006 169.0);
  --brand-200: oklch(0.88 0.009 169.0);
  --brand-300: oklch(0.80 0.012 169.0);
  --brand-400: oklch(0.72 0.014 169.0);
  --brand-500: oklch(0.64 0.016 169.0);
  --brand-600: oklch(0.56 0.016 169.0);
  --brand-700: oklch(0.48 0.015 169.0);
  --brand-800: oklch(0.40 0.013 169.0);
  --brand-900: oklch(0.32 0.011 169.0);
  --brand-950: oklch(0.24 0.009 169.0);
}

Colors that work with #232d29

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#ffffff
White wins here
Surface#F6F8F8
Tinted page background
Border#D1DBD7
Hairlines and dividers
Muted text#648176
Captions on the surface
Accent#2F212A
Second voice, not a rival
Dark variant#384841
Hover, pressed, headers
Light variant#F1F4F3
Selected rows, tints
Dark surface#19201D
Dark-mode background
Hover#131917
One step down in lightness
Pressed#040504
Two steps down
Disabled#546C63
Chroma pulled out
Focus ring#273E34
Offset from the fill so it reads
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

In real components

The same eight roles, wired into the interface patterns you will actually build with them. Every state below is a computed value, not a mock-up.

Buttons and states
Save changesHoverPressedDisabled
OutlineSubtleLinkFocused
Form field
you@company.com

Focus ring uses the light variant so the field still reads as one shape.

Send me product updates
Notice
Your export is ready

The file stays available for seven days. Download it before it expires.

NewBetaDraft
Data
Storage used68%
Acme LtdActive
NorthwindTrial
GlobexActive

How to use #232d29

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Body text and links on white
  • Borders, dividers and quiet backgrounds
  • Long-form reading surfaces
  • Headers, footers and dark-mode surfaces
  • Brand accents, badges and data highlights
Use with care
  • Text on black or near-black surfaces
  • Black text placed on it
  • Status meaning — pair it with an icon or label, never colour alone
  • Pairing with a same-lightness hue — edges vibrate
Minimum size as text on white
Any size
Safe as a fill behind white type
Yes
Safe as a 1px border on white
Yes

Meaning and mood

What a colour in this family tends to signal, and how this particular chroma and lightness change the reading.

safegrowingnaturalpermissive

Green means go, well, and grown. It carries finance, sustainability and health with almost no explanation needed.

With almost no chroma left, the family association is barely present; treat it as a neutral that happens to lean this way. The low lightness adds weight and formality.

Worth knowing

Red/green pairs are the most common colour-blindness failure — never let the two carry meaning alone.

Reads as
  • FormalityHigh
  • EnergyLow
  • Weight84/100
  • TemperatureCool
  • ApproachabilityBalanced

Colour associations are cultural and vary by market. Treat these as a starting point for a conversation with your audience, not a finding about them.

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#2D2327
Analogous left#232D24
Analogous right#232C2D
Split-complement 1#2D232C
Split-complement 2#2D2423
Triadic 1#29232D
Triadic 2#2D2923
Tetradic#24232D
On the wheel
Base+30°−30°+120°+240°+180°156°

#232d29 sits at 156°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red13.7%
Green17.6%
Blue16.1%
R · 0–255
35
0x23
G · 0–255
45
0x2d
B · 0–255
41
0x29

CMYK percentages

Cyan22.2%
Magenta0.0%
Yellow8.9%
Key (black)82.4%

Total ink coverage is 114%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#232d29 text on a black background

contrast 1.48:1

Card sample

#232d29 text on a white background

contrast 14.20:1

Card sample

#232d29 on grey

12.96:1

#232d29 on its own surface

13.32:1

#232d29 on its dark surface

1.17:1

CSS3 live lab

Text font color

The quick brown fox

color: #232d29;
Background color
Panel with #232d29 background
background-color: #232d29;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #232d29;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(35, 45, 41, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(35, 45, 41, 0.45);
Border & gradient
Gradient panel
border: 3px solid #232d29;
background: linear-gradient(135deg, #232d29, #232A2D);
Gradient text

Gradient headline

background: linear-gradient(90deg, #232d29, #23282D);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #232d29;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #232d29;
caret-color: #232d29;
Left rule
Pull quote or callout
border-left: 4px solid #232d29;
Ring + tint
Selected chip
background: #F1F4F3;
box-shadow: inset 0 0 0 2px #232d29;
Conic badge
68%
background: conic-gradient(#232d29 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #232d29 over white; the bottom row is the same alpha over a checkerboard, so you can see what survives on a photo or a video.

Bottom row of hexes is the flattened result over white — use those when a design tool refuses transparency, or when you need a solid fallback.

alpha in every syntaxclick to select
rgba(35, 45, 41, 0.5)
rgb(35 45 41 / 50%)
#232d2980
hsl(156 13% 16% / 50%)
color-mix(in srgb, #232d29 50%, transparent)
Alpha8-digit hexFlat on white
10%#232d291a#E9EAEA
20%#232d2933#D3D5D4
40%#232d2966#A7ABA9
60%#232d2999#7B817F
80%#232d29cc#4F5754

Gradients from #232d29

Six recipes, each built from this hex and shown with the exact CSS that produced it.

Elevation
Same hue, three lightnesses — safe anywhere
background: linear-gradient(135deg, #3E4F48, #232d29 45%, #384841);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #232d29, #161A1C);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #232d29, #2D2327);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #4B6158 0%, #232d29 45%, #384841 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F6F8F8, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #394A3A 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #303C3E 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #384841 0%, transparent 65%), #232d29;

Monochromatic scale

Palettes built from #232d29

Shades — darker

Tints — lighter

Tones — desaturated

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.

#232d29 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
BackgroundsBordersBody textDividers
Print note

Converts to four-color process without much drama. Proof it anyway.

On screens

Very dark values collapse into each other on cheap panels — leave more lightness between your darkest steps than the numbers suggest.

In dark mode

Too dim on dark surfaces at 1.48:1 — lift it to #5F7A70 for body text, or reserve it for fills.

Explore nearby colors

Small, deliberate steps away from this hex — useful when you are hunting for the version of a colour that finally feels right.

#232d29, answered

What color is #232d29?

#232d29 is a deep muted green, closest to Dark Slate Gray (ΔE2000 12.3). It sits at 156° on the hue wheel with 13% saturation and 16% lightness, which reads as cool.

What is the RGB value of #232d29?

rgb(35, 45, 41) — 35 red, 45 green and 41 blue out of 255, or 13.7% / 17.6% / 16.1% by channel.

What is #232d29 in HSL and HSV?

hsl(156, 13%, 16%) and hsv(156, 22%, 18%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #232d29 a light or a dark color?

It is a dark color. Relative luminance is 0.0239 and perceived brightness is 16%, so white text on it reaches 14.20:1.

Should I use black or white text on #232d29?

White. It scores 14.20:1 against #232d29, versus 1.48:1 for black — AAA at any size.

Is #232d29 accessible on a white background?

#232d29 on white scores 14.20:1, which clears AAA at every size.

What is the complementary color of #232d29?

#2D2327 sits directly opposite on the wheel. Softer options are the split-complements #2D232C and #2D2423, which give the same contrast with far less vibration.

What colors go well with #232d29?

For interface work: #F6F8F8 as the surface, #D1DBD7 for borders, #648176 for secondary text, #2F212A as an accent and #384841 for hover and pressed states. For a palette, the analogous pair #232D24 and #232C2D stays calm, while #2D2327 is the loudest partner.

What is #232d29 in CMYK for printing?

cmyk(22%, 0%, 9%, 82%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #232d29 warm or cool?

Cool — it scores 60 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #232D25; nudged cooler, #222E2D.

Which Tailwind color is closest to #232d29?

The neutral family — its 500 step is #737373, ΔE2000 25.8 away. That is a visible difference, so define #232d29 as a custom token rather than reaching for the built-in.

How do I use #232d29 in Tailwind CSS?

Inline it as an arbitrary value with bg-[#232d29] or text-[#232d29], or register the whole ramp under theme.extend.colors.brand so you get bg-brand-500 and friends. The generated 50–950 scale on this page is ready to paste into your config.

What is #232d29 with 50% opacity?

rgba(35, 45, 41, 0.5), or #232d2980 in eight-digit hex. Over white that composites to #919694; over black, #121715.

Is #232d29 a web-safe color?

No. The nearest web-safe colour is #333333, ΔE2000 7.3 away. The palette only matters for legacy displays and some email clients now.

What does the color #232d29 mean?

As a green, it reads safe, growing, natural. Green means go, well, and grown. It carries finance, sustainability and health with almost no explanation needed. At this low chroma the association is faint; it behaves more like a neutral.

What gradient works with #232d29?

The safest is same-hue elevation: linear-gradient(135deg, #3E4F48, #232d29 45%, #384841). For more colour, a short hue run to #161A1C keeps it rich without turning muddy.

Work with #232d29 in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #232d29 at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.